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Return to: Potomac River Point Selection Page
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Potomac River At Williamsport (WLLM2)

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NOTE: Gauge readings received once daily during low-water and more frequently during high water.
Flood Stage: Not available
Latest Stage: 3.03
Current Warnings/Statements/Advisories:None currently.
Complete information about the Potomac River at Williamsport available from NWS (Baltimore/Washington) Sterling, VA
at Williamsport
Stage (ft)Highest Observation: 3.91 ft at 6:00AM May 14, 2024Observed: 3.57 ft at 6:00AM May 15, 2024Observed: 3.42 ft at 6:00AM May 16, 2024Observed: 3.21 ft at 6:00AM May 17, 2024Observed: 3.03 ft at 6:00AM May 18, 2024City of HagerstownWLLM2(plotting HGIRZ) Graph Created (9:26PM May 18, 2024)ObservedLatest observed value: 3.03 ft at 6:00 AM EDT 18-May-2024.
Flood Categories (in feet)
Not Available

Historic Crests
(1) 48.60 ft on 03/18/1936
(2) 37.00 ft on 04/27/1937
(3) 36.30 ft on 11/06/1985
(4) 36.10 ft on 10/16/1942
(5) 34.80 ft on 01/20/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 24.49 ft on 06/04/2018
(2) 22.90 ft on 05/19/2011
(3) 24.90 ft on 03/15/2010
(4) 31.10 ft on 09/08/1996
(5) 34.80 ft on 01/20/1996
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(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

Potomac River At Harpers Ferry (HFEW2)

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NOTE: This gage is out of service and currently unavailable.
Flood Stage: 122.5 KCFS
Latest Flow: n/a
Current Warnings/Statements/Advisories:None currently.
Complete information about the Potomac River at Harpers Ferry available from NWS (Baltimore/Washington) Sterling, VA
at Harpers Ferry
Stage (ft)Flow (kcfs)Forecast: 3.5 ft 2:00AM May 19, 2024Forecast: 3.6 ft 8:00AM May 19, 2024Forecast: 3.7 ft 2:00PM May 19, 2024Forecast: 4 ft 8:00PM May 19, 2024Forecast: 4.6 ft 2:00AM May 20, 2024Forecast: 5.2 ft 8:00AM May 20, 2024Highest Forecast: 5.3 ft 2:00PM May 20, 2024Highest Forecast: 5.3 ft 8:00PM May 20, 2024Highest Forecast: 5.3 ft 2:00AM May 21, 2024Forecast: 5.1 ft 8:00AM May 21, 2024National Weather ServiceHFEW2(plotting HGIRG) Graph Created (9:26PM May 18, 2024)Forecast (issued 9:35AM May 18)Flood Stage is 18 ft
Flood Categories (in feet)
Major Flood Stage: 24
Moderate Flood Stage: 21.5
Flood Stage: 18
Action Stage: 16
Low Stage (in feet): -9999

Historic Crests
(1) 36.50 ft on 03/19/1936
(2) 34.80 ft on 06/01/1889
(3) 33.80 ft on 10/16/1942
(4) 33.00 ft on 10/01/1896
(5) 30.10 ft on 11/06/1985
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.81 ft on 12/17/2018
(2) 18.33 ft on 09/29/2018
(3) 21.74 ft on 06/04/2018
(4) 19.06 ft on 05/17/2014
(5) 19.14 ft on 05/19/2011
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -2.80 ft on 12/05/1904
(2) -1.70 ft on 12/08/1909

Potomac River At Point of Rocks (PORM2)

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Flood Stage: 16 Feet
Latest Stage: 2.81
Current Warnings/Statements/Advisories:None currently.
Complete information about the Potomac River at Point of Rocks available from NWS (Baltimore/Washington) Sterling, VA
at Point of Rocks
Stage (ft)Flow (kcfs)Highest Observation: 4 ft at 9:30PM May 13, 2024Observed: 3.99 ft at 9:45PM May 13, 2024Observed: 3.99 ft at 10:00PM May 13, 2024Observed: 3.99 ft at 10:15PM May 13, 2024Observed: 3.98 ft at 10:30PM May 13, 2024Observed: 3.99 ft at 10:45PM May 13, 2024Observed: 3.98 ft at 11:00PM May 13, 2024Observed: 3.98 ft at 11:15PM May 13, 2024Observed: 3.97 ft at 11:30PM May 13, 2024Observed: 3.97 ft at 11:45PM May 13, 2024Observed: 3.96 ft at 12:00AM May 14, 2024Observed: 3.96 ft at 12:15AM May 14, 2024Observed: 3.96 ft at 12:30AM May 14, 2024Observed: 3.96 ft at 12:45AM May 14, 2024Observed: 3.95 ft at 1:00AM May 14, 2024Observed: 3.95 ft at 1:15AM May 14, 2024Observed: 3.95 ft at 1:30AM May 14, 2024Observed: 3.95 ft at 1:45AM May 14, 2024Observed: 3.94 ft at 2:00AM May 14, 2024Observed: 3.94 ft at 2:15AM May 14, 2024Observed: 3.93 ft at 2:30AM May 14, 2024Observed: 3.93 ft at 2:45AM May 14, 2024Observed: 3.93 ft at 3:00AM May 14, 2024Observed: 3.92 ft at 3:15AM May 14, 2024Observed: 3.92 ft at 3:30AM May 14, 2024Observed: 3.91 ft at 3:45AM May 14, 2024Observed: 3.91 ft at 4:00AM May 14, 2024Observed: 3.91 ft at 4:15AM May 14, 2024Observed: 3.9 ft at 4:30AM May 14, 2024Observed: 3.9 ft at 4:45AM May 14, 2024Observed: 3.9 ft at 5:00AM May 14, 2024Observed: 3.89 ft at 5:15AM May 14, 2024Observed: 3.88 ft at 5:30AM May 14, 2024Observed: 3.88 ft at 5:45AM May 14, 2024Observed: 3.88 ft at 6:00AM May 14, 2024Observed: 3.87 ft at 6:15AM May 14, 2024Observed: 3.87 ft at 6:30AM May 14, 2024Observed: 3.87 ft at 6:45AM May 14, 2024Observed: 3.86 ft at 7:00AM May 14, 2024Observed: 3.85 ft at 7:15AM May 14, 2024Observed: 3.85 ft at 7:30AM May 14, 2024Observed: 3.84 ft at 7:45AM May 14, 2024Observed: 3.83 ft at 8:00AM May 14, 2024Observed: 3.83 ft at 8:15AM May 14, 2024Observed: 3.83 ft at 8:30AM May 14, 2024Observed: 3.82 ft at 8:45AM May 14, 2024Observed: 3.81 ft at 9:00AM May 14, 2024Observed: 3.81 ft at 9:15AM May 14, 2024Observed: 3.81 ft at 9:30AM May 14, 2024Observed: 3.8 ft at 9:45AM May 14, 2024Observed: 3.8 ft at 10:00AM May 14, 2024Observed: 3.79 ft at 10:15AM May 14, 2024Observed: 3.79 ft at 10:30AM May 14, 2024Observed: 3.78 ft at 10:45AM May 14, 2024Observed: 3.78 ft at 11:00AM May 14, 2024Observed: 3.78 ft at 11:15AM May 14, 2024Observed: 3.78 ft at 11:30AM May 14, 2024Observed: 3.77 ft at 11:45AM May 14, 2024Observed: 3.77 ft at 12:00PM May 14, 2024Observed: 3.77 ft at 12:15PM May 14, 2024Observed: 3.77 ft at 12:30PM May 14, 2024Observed: 3.76 ft at 12:45PM May 14, 2024Observed: 3.77 ft at 1:00PM May 14, 2024Observed: 3.76 ft at 1:15PM May 14, 2024Observed: 3.76 ft at 1:30PM May 14, 2024Observed: 3.76 ft at 1:45PM May 14, 2024Observed: 3.75 ft at 2:00PM May 14, 2024Observed: 3.74 ft at 2:15PM May 14, 2024Observed: 3.74 ft at 2:30PM May 14, 2024Observed: 3.74 ft at 2:45PM May 14, 2024Observed: 3.74 ft at 3:00PM May 14, 2024Observed: 3.73 ft at 3:15PM May 14, 2024Observed: 3.73 ft at 3:30PM May 14, 2024Observed: 3.73 ft at 3:45PM May 14, 2024Observed: 3.73 ft at 4:00PM May 14, 2024Observed: 3.72 ft at 4:15PM May 14, 2024Observed: 3.71 ft at 4:30PM May 14, 2024Observed: 3.7 ft at 4:45PM May 14, 2024Observed: 3.71 ft at 5:00PM May 14, 2024Observed: 3.69 ft at 5:15PM May 14, 2024Observed: 3.69 ft at 5:30PM May 14, 2024Observed: 3.68 ft at 5:45PM May 14, 2024Observed: 3.67 ft at 6:00PM May 14, 2024Observed: 3.67 ft at 6:15PM May 14, 2024Observed: 3.66 ft at 6:30PM May 14, 2024Observed: 3.65 ft at 6:45PM May 14, 2024Observed: 3.65 ft at 7:00PM May 14, 2024Observed: 3.64 ft at 7:15PM May 14, 2024Observed: 3.63 ft at 7:30PM May 14, 2024Observed: 3.62 ft at 7:45PM May 14, 2024Observed: 3.62 ft at 8:00PM May 14, 2024Observed: 3.61 ft at 8:15PM May 14, 2024Observed: 3.62 ft at 8:30PM May 14, 2024Observed: 3.61 ft at 8:45PM May 14, 2024Observed: 3.61 ft at 9:00PM May 14, 2024Observed: 3.6 ft at 9:15PM May 14, 2024Observed: 3.6 ft at 9:30PM May 14, 2024Observed: 3.59 ft at 9:45PM May 14, 2024Observed: 3.59 ft at 10:00PM May 14, 2024Observed: 3.58 ft at 10:15PM May 14, 2024Observed: 3.57 ft at 10:30PM May 14, 2024Observed: 3.57 ft at 10:45PM May 14, 2024Observed: 3.56 ft at 11:00PM May 14, 2024Observed: 3.56 ft at 11:15PM May 14, 2024Observed: 3.56 ft at 11:30PM May 14, 2024Observed: 3.55 ft at 11:45PM May 14, 2024Observed: 3.55 ft at 12:00AM May 15, 2024Observed: 3.54 ft at 12:15AM May 15, 2024Observed: 3.54 ft at 12:30AM May 15, 2024Observed: 3.54 ft at 12:45AM May 15, 2024Observed: 3.53 ft at 1:00AM May 15, 2024Observed: 3.52 ft at 1:15AM May 15, 2024Observed: 3.52 ft at 1:30AM May 15, 2024Observed: 3.51 ft at 1:45AM May 15, 2024Observed: 3.51 ft at 2:00AM May 15, 2024Observed: 3.5 ft at 2:15AM May 15, 2024Observed: 3.5 ft at 2:30AM May 15, 2024Observed: 3.49 ft at 2:45AM May 15, 2024Observed: 3.49 ft at 3:00AM May 15, 2024Observed: 3.49 ft at 3:15AM May 15, 2024Observed: 3.49 ft at 3:30AM May 15, 2024Observed: 3.48 ft at 3:45AM May 15, 2024Observed: 3.48 ft at 4:00AM May 15, 2024Observed: 3.47 ft at 4:15AM May 15, 2024Observed: 3.47 ft at 4:30AM May 15, 2024Observed: 3.47 ft at 4:45AM May 15, 2024Observed: 3.46 ft at 5:00AM May 15, 2024Observed: 3.46 ft at 5:15AM May 15, 2024Observed: 3.45 ft at 5:30AM May 15, 2024Observed: 3.45 ft at 5:45AM May 15, 2024Observed: 3.44 ft at 6:00AM May 15, 2024Observed: 3.44 ft at 6:15AM May 15, 2024Observed: 3.44 ft at 6:30AM May 15, 2024Observed: 3.43 ft at 6:45AM May 15, 2024Observed: 3.43 ft at 7:00AM May 15, 2024Observed: 3.43 ft at 7:15AM May 15, 2024Observed: 3.42 ft at 7:30AM May 15, 2024Observed: 3.42 ft at 7:45AM May 15, 2024Observed: 3.42 ft at 8:00AM May 15, 2024Observed: 3.41 ft at 8:15AM May 15, 2024Observed: 3.41 ft at 8:30AM May 15, 2024Observed: 3.4 ft at 8:45AM May 15, 2024Observed: 3.4 ft at 9:00AM May 15, 2024Observed: 3.4 ft at 9:15AM May 15, 2024Observed: 3.39 ft at 9:30AM May 15, 2024Observed: 3.39 ft at 9:45AM May 15, 2024Observed: 3.38 ft at 10:00AM May 15, 2024Observed: 3.39 ft at 10:15AM May 15, 2024Observed: 3.38 ft at 10:30AM May 15, 2024Observed: 3.38 ft at 10:45AM May 15, 2024Observed: 3.38 ft at 11:00AM May 15, 2024Observed: 3.38 ft at 11:15AM May 15, 2024Observed: 3.37 ft at 11:30AM May 15, 2024Observed: 3.37 ft at 11:45AM May 15, 2024Observed: 3.37 ft at 12:00PM May 15, 2024Observed: 3.37 ft at 12:15PM May 15, 2024Observed: 3.37 ft at 12:30PM May 15, 2024Observed: 3.36 ft at 12:45PM May 15, 2024Observed: 3.36 ft at 1:00PM May 15, 2024Observed: 3.36 ft at 1:15PM May 15, 2024Observed: 3.35 ft at 1:30PM May 15, 2024Observed: 3.35 ft at 1:45PM May 15, 2024Observed: 3.35 ft at 2:00PM May 15, 2024Observed: 3.35 ft at 2:15PM May 15, 2024Observed: 3.35 ft at 2:30PM May 15, 2024Observed: 3.34 ft at 2:45PM May 15, 2024Observed: 3.34 ft at 3:00PM May 15, 2024Observed: 3.33 ft at 3:15PM May 15, 2024Observed: 3.33 ft at 3:30PM May 15, 2024Observed: 3.33 ft at 3:45PM May 15, 2024Observed: 3.32 ft at 4:00PM May 15, 2024Observed: 3.32 ft at 4:15PM May 15, 2024Observed: 3.32 ft at 4:30PM May 15, 2024Observed: 3.31 ft at 4:45PM May 15, 2024Observed: 3.31 ft at 5:00PM May 15, 2024Observed: 3.31 ft at 5:15PM May 15, 2024Observed: 3.31 ft at 5:30PM May 15, 2024Observed: 3.3 ft at 5:45PM May 15, 2024Observed: 3.3 ft at 6:00PM May 15, 2024Observed: 3.3 ft at 6:15PM May 15, 2024Observed: 3.29 ft at 6:30PM May 15, 2024Observed: 3.29 ft at 6:45PM May 15, 2024Observed: 3.3 ft at 7:00PM May 15, 2024Observed: 3.3 ft at 7:15PM May 15, 2024Observed: 3.29 ft at 7:30PM May 15, 2024Observed: 3.28 ft at 7:45PM May 15, 2024Observed: 3.28 ft at 8:00PM May 15, 2024Observed: 3.27 ft at 8:15PM May 15, 2024Observed: 3.28 ft at 8:30PM May 15, 2024Observed: 3.27 ft at 8:45PM May 15, 2024Observed: 3.27 ft at 9:00PM May 15, 2024Observed: 3.27 ft at 9:15PM May 15, 2024Observed: 3.27 ft at 9:30PM May 15, 2024Observed: 3.27 ft at 9:45PM May 15, 2024Observed: 3.27 ft at 10:00PM May 15, 2024Observed: 3.26 ft at 10:15PM May 15, 2024Observed: 3.26 ft at 10:30PM May 15, 2024Observed: 3.26 ft at 10:45PM May 15, 2024Observed: 3.26 ft at 11:00PM May 15, 2024Observed: 3.25 ft at 11:15PM May 15, 2024Observed: 3.25 ft at 11:30PM May 15, 2024Observed: 3.25 ft at 11:45PM May 15, 2024Observed: 3.24 ft at 12:00AM May 16, 2024Observed: 3.25 ft at 12:15AM May 16, 2024Observed: 3.24 ft at 12:30AM May 16, 2024Observed: 3.24 ft at 12:45AM May 16, 2024Observed: 3.24 ft at 1:00AM May 16, 2024Observed: 3.23 ft at 1:15AM May 16, 2024Observed: 3.23 ft at 1:30AM May 16, 2024Observed: 3.23 ft at 1:45AM May 16, 2024Observed: 3.23 ft at 2:00AM May 16, 2024Observed: 3.22 ft at 2:15AM May 16, 2024Observed: 3.22 ft at 2:30AM May 16, 2024Observed: 3.21 ft at 2:45AM May 16, 2024Observed: 3.21 ft at 3:00AM May 16, 2024Observed: 3.21 ft at 3:15AM May 16, 2024Observed: 3.21 ft at 3:30AM May 16, 2024Observed: 3.2 ft at 3:45AM May 16, 2024Observed: 3.2 ft at 4:00AM May 16, 2024Observed: 3.2 ft at 4:15AM May 16, 2024Observed: 3.2 ft at 4:30AM May 16, 2024Observed: 3.19 ft at 4:45AM May 16, 2024Observed: 3.19 ft at 5:00AM May 16, 2024Observed: 3.19 ft at 5:15AM May 16, 2024Observed: 3.19 ft at 5:30AM May 16, 2024Observed: 3.19 ft at 5:45AM May 16, 2024Observed: 3.18 ft at 6:00AM May 16, 2024Observed: 3.18 ft at 6:15AM May 16, 2024Observed: 3.18 ft at 6:30AM May 16, 2024Observed: 3.18 ft at 6:45AM May 16, 2024Observed: 3.17 ft at 7:00AM May 16, 2024Observed: 3.17 ft at 7:15AM May 16, 2024Observed: 3.17 ft at 7:30AM May 16, 2024Observed: 3.17 ft at 7:45AM May 16, 2024Observed: 3.16 ft at 8:00AM May 16, 2024Observed: 3.17 ft at 8:15AM May 16, 2024Observed: 3.17 ft at 8:30AM May 16, 2024Observed: 3.16 ft at 8:45AM May 16, 2024Observed: 3.16 ft at 9:00AM May 16, 2024Observed: 3.16 ft at 9:15AM May 16, 2024Observed: 3.16 ft at 9:30AM May 16, 2024Observed: 3.17 ft at 9:45AM May 16, 2024Observed: 3.16 ft at 10:00AM May 16, 2024Observed: 3.16 ft at 10:15AM May 16, 2024Observed: 3.16 ft at 10:30AM May 16, 2024Observed: 3.16 ft at 10:45AM May 16, 2024Observed: 3.16 ft at 11:00AM May 16, 2024Observed: 3.16 ft at 11:15AM May 16, 2024Observed: 3.15 ft at 11:30AM May 16, 2024Observed: 3.15 ft at 11:45AM May 16, 2024Observed: 3.15 ft at 12:00PM May 16, 2024Observed: 3.15 ft at 12:15PM May 16, 2024Observed: 3.14 ft at 12:30PM May 16, 2024Observed: 3.14 ft at 12:45PM May 16, 2024Observed: 3.14 ft at 1:00PM May 16, 2024Observed: 3.14 ft at 1:15PM May 16, 2024Observed: 3.14 ft at 1:30PM May 16, 2024Observed: 3.14 ft at 1:45PM May 16, 2024Observed: 3.13 ft at 2:00PM May 16, 2024Observed: 3.14 ft at 2:15PM May 16, 2024Observed: 3.13 ft at 2:30PM May 16, 2024Observed: 3.13 ft at 2:45PM May 16, 2024Observed: 3.13 ft at 3:00PM May 16, 2024Observed: 3.13 ft at 3:15PM May 16, 2024Observed: 3.13 ft at 3:30PM May 16, 2024Observed: 3.13 ft at 3:45PM May 16, 2024Observed: 3.13 ft at 4:00PM May 16, 2024Observed: 3.12 ft at 4:15PM May 16, 2024Observed: 3.12 ft at 4:30PM May 16, 2024Observed: 3.12 ft at 4:45PM May 16, 2024Observed: 3.12 ft at 5:00PM May 16, 2024Observed: 3.12 ft at 5:15PM May 16, 2024Observed: 3.12 ft at 5:30PM May 16, 2024Observed: 3.12 ft at 5:45PM May 16, 2024Observed: 3.11 ft at 6:00PM May 16, 2024Observed: 3.11 ft at 6:15PM May 16, 2024Observed: 3.11 ft at 6:30PM May 16, 2024Observed: 3.11 ft at 6:45PM May 16, 2024Observed: 3.11 ft at 7:00PM May 16, 2024Observed: 3.1 ft at 7:15PM May 16, 2024Observed: 3.1 ft at 7:30PM May 16, 2024Observed: 3.1 ft at 7:45PM May 16, 2024Observed: 3.1 ft at 8:00PM May 16, 2024Observed: 3.1 ft at 8:15PM May 16, 2024Observed: 3.09 ft at 8:30PM May 16, 2024Observed: 3.09 ft at 8:45PM May 16, 2024Observed: 3.09 ft at 9:00PM May 16, 2024Observed: 3.09 ft at 9:15PM May 16, 2024Observed: 3.09 ft at 9:30PM May 16, 2024Observed: 3.08 ft at 9:45PM May 16, 2024Observed: 3.08 ft at 10:00PM May 16, 2024Observed: 3.08 ft at 10:15PM May 16, 2024Observed: 3.08 ft at 10:30PM May 16, 2024Observed: 3.07 ft at 10:45PM May 16, 2024Observed: 3.08 ft at 11:00PM May 16, 2024Observed: 3.07 ft at 11:15PM May 16, 2024Observed: 3.07 ft at 11:30PM May 16, 2024Observed: 3.06 ft at 11:45PM May 16, 2024Observed: 3.06 ft at 12:00AM May 17, 2024Observed: 3.06 ft at 12:15AM May 17, 2024Observed: 3.07 ft at 12:30AM May 17, 2024Observed: 3.06 ft at 12:45AM May 17, 2024Observed: 3.06 ft at 1:00AM May 17, 2024Observed: 3.06 ft at 1:15AM May 17, 2024Observed: 3.05 ft at 1:30AM May 17, 2024Observed: 3.05 ft at 1:45AM May 17, 2024Observed: 3.05 ft at 2:00AM May 17, 2024Observed: 3.05 ft at 2:15AM May 17, 2024Observed: 3.05 ft at 2:30AM May 17, 2024Observed: 3.04 ft at 2:45AM May 17, 2024Observed: 3.05 ft at 3:00AM May 17, 2024Observed: 3.04 ft at 3:15AM May 17, 2024Observed: 3.04 ft at 3:30AM May 17, 2024Observed: 3.04 ft at 3:45AM May 17, 2024Observed: 3.03 ft at 4:00AM May 17, 2024Observed: 3.04 ft at 4:15AM May 17, 2024Observed: 3.03 ft at 4:30AM May 17, 2024Observed: 3.03 ft at 4:45AM May 17, 2024Observed: 3.03 ft at 5:00AM May 17, 2024Observed: 3.03 ft at 5:15AM May 17, 2024Observed: 3.03 ft at 5:30AM May 17, 2024Observed: 3.02 ft at 5:45AM May 17, 2024Observed: 3.01 ft at 6:00AM May 17, 2024Observed: 3.02 ft at 6:15AM May 17, 2024Observed: 3.01 ft at 6:30AM May 17, 2024Observed: 3.02 ft at 6:45AM May 17, 2024Observed: 3.01 ft at 7:00AM May 17, 2024Observed: 3.01 ft at 7:15AM May 17, 2024Observed: 3.01 ft at 7:30AM May 17, 2024Observed: 3.01 ft at 7:45AM May 17, 2024Observed: 3 ft at 8:00AM May 17, 2024Observed: 3 ft at 8:15AM May 17, 2024Observed: 3 ft at 8:30AM May 17, 2024Observed: 3 ft at 8:45AM May 17, 2024Observed: 2.99 ft at 9:00AM May 17, 2024Observed: 2.99 ft at 9:15AM May 17, 2024Observed: 2.99 ft at 9:30AM May 17, 2024Observed: 2.98 ft at 9:45AM May 17, 2024Observed: 2.98 ft at 10:00AM May 17, 2024Observed: 2.98 ft at 10:15AM May 17, 2024Observed: 2.98 ft at 10:30AM May 17, 2024Observed: 2.98 ft at 10:45AM May 17, 2024Observed: 2.97 ft at 11:00AM May 17, 2024Observed: 2.98 ft at 11:15AM May 17, 2024Observed: 2.98 ft at 11:30AM May 17, 2024Observed: 2.97 ft at 11:45AM May 17, 2024Observed: 2.97 ft at 12:00PM May 17, 2024Observed: 2.96 ft at 12:15PM May 17, 2024Observed: 2.97 ft at 12:30PM May 17, 2024Observed: 2.97 ft at 12:45PM May 17, 2024Observed: 2.96 ft at 1:00PM May 17, 2024Observed: 2.96 ft at 1:15PM May 17, 2024Observed: 2.96 ft at 1:30PM May 17, 2024Observed: 2.95 ft at 1:45PM May 17, 2024Observed: 2.95 ft at 2:00PM May 17, 2024Observed: 2.95 ft at 2:15PM May 17, 2024Observed: 2.94 ft at 2:30PM May 17, 2024Observed: 2.94 ft at 2:45PM May 17, 2024Observed: 2.94 ft at 3:00PM May 17, 2024Observed: 2.94 ft at 3:15PM May 17, 2024Observed: 2.94 ft at 3:30PM May 17, 2024Observed: 2.94 ft at 3:45PM May 17, 2024Observed: 2.94 ft at 4:00PM May 17, 2024Observed: 2.94 ft at 4:15PM May 17, 2024Observed: 2.94 ft at 4:30PM May 17, 2024Observed: 2.94 ft at 4:45PM May 17, 2024Observed: 2.94 ft at 5:00PM May 17, 2024Observed: 2.94 ft at 5:15PM May 17, 2024Observed: 2.94 ft at 5:30PM May 17, 2024Observed: 2.94 ft at 5:45PM May 17, 2024Observed: 2.95 ft at 6:00PM May 17, 2024Observed: 2.94 ft at 6:15PM May 17, 2024Observed: 2.94 ft at 6:30PM May 17, 2024Observed: 2.94 ft at 6:45PM May 17, 2024Observed: 2.93 ft at 7:00PM May 17, 2024Observed: 2.93 ft at 7:15PM May 17, 2024Observed: 2.93 ft at 7:30PM May 17, 2024Observed: 2.93 ft at 7:45PM May 17, 2024Observed: 2.93 ft at 8:00PM May 17, 2024Observed: 2.93 ft at 8:15PM May 17, 2024Observed: 2.93 ft at 8:30PM May 17, 2024Observed: 2.92 ft at 8:45PM May 17, 2024Observed: 2.93 ft at 9:00PM May 17, 2024Observed: 2.92 ft at 9:15PM May 17, 2024Observed: 2.92 ft at 9:30PM May 17, 2024Observed: 2.92 ft at 9:45PM May 17, 2024Observed: 2.92 ft at 10:00PM May 17, 2024Observed: 2.92 ft at 10:15PM May 17, 2024Observed: 2.91 ft at 10:30PM May 17, 2024Observed: 2.91 ft at 10:45PM May 17, 2024Observed: 2.91 ft at 11:00PM May 17, 2024Observed: 2.9 ft at 11:15PM May 17, 2024Observed: 2.91 ft at 11:30PM May 17, 2024Observed: 2.9 ft at 11:45PM May 17, 2024Observed: 2.9 ft at 12:00AM May 18, 2024Observed: 2.9 ft at 12:15AM May 18, 2024Observed: 2.89 ft at 12:30AM May 18, 2024Observed: 2.89 ft at 12:45AM May 18, 2024Observed: 2.89 ft at 1:00AM May 18, 2024Observed: 2.88 ft at 1:15AM May 18, 2024Observed: 2.88 ft at 1:30AM May 18, 2024Observed: 2.88 ft at 1:45AM May 18, 2024Observed: 2.88 ft at 2:00AM May 18, 2024Observed: 2.87 ft at 2:15AM May 18, 2024Observed: 2.88 ft at 2:30AM May 18, 2024Observed: 2.87 ft at 2:45AM May 18, 2024Observed: 2.87 ft at 3:00AM May 18, 2024Observed: 2.87 ft at 3:15AM May 18, 2024Observed: 2.86 ft at 3:30AM May 18, 2024Observed: 2.87 ft at 3:45AM May 18, 2024Observed: 2.86 ft at 4:00AM May 18, 2024Observed: 2.86 ft at 4:15AM May 18, 2024Observed: 2.86 ft at 4:30AM May 18, 2024Observed: 2.85 ft at 4:45AM May 18, 2024Observed: 2.86 ft at 5:00AM May 18, 2024Observed: 2.85 ft at 5:15AM May 18, 2024Observed: 2.85 ft at 5:30AM May 18, 2024Observed: 2.85 ft at 5:45AM May 18, 2024Observed: 2.85 ft at 6:00AM May 18, 2024Observed: 2.85 ft at 6:15AM May 18, 2024Observed: 2.85 ft at 6:30AM May 18, 2024Observed: 2.85 ft at 6:45AM May 18, 2024Observed: 2.85 ft at 7:00AM May 18, 2024Observed: 2.85 ft at 7:15AM May 18, 2024Observed: 2.85 ft at 7:30AM May 18, 2024Observed: 2.85 ft at 7:45AM May 18, 2024Observed: 2.85 ft at 8:00AM May 18, 2024Observed: 2.85 ft at 8:15AM May 18, 2024Observed: 2.86 ft at 8:30AM May 18, 2024Observed: 2.86 ft at 8:45AM May 18, 2024Observed: 2.86 ft at 9:00AM May 18, 2024Observed: 2.86 ft at 9:15AM May 18, 2024Observed: 2.85 ft at 9:30AM May 18, 2024Observed: 2.86 ft at 9:45AM May 18, 2024Observed: 2.85 ft at 10:00AM May 18, 2024Observed: 2.86 ft at 10:15AM May 18, 2024Observed: 2.86 ft at 10:30AM May 18, 2024Observed: 2.86 ft at 10:45AM May 18, 2024Observed: 2.85 ft at 11:00AM May 18, 2024Observed: 2.85 ft at 11:15AM May 18, 2024Observed: 2.85 ft at 11:30AM May 18, 2024Observed: 2.85 ft at 11:45AM May 18, 2024Observed: 2.85 ft at 12:00PM May 18, 2024Observed: 2.85 ft at 12:15PM May 18, 2024Observed: 2.85 ft at 12:30PM May 18, 2024Observed: 2.84 ft at 12:45PM May 18, 2024Observed: 2.84 ft at 1:00PM May 18, 2024Observed: 2.84 ft at 1:15PM May 18, 2024Observed: 2.84 ft at 1:30PM May 18, 2024Observed: 2.84 ft at 1:45PM May 18, 2024Observed: 2.84 ft at 2:00PM May 18, 2024Observed: 2.84 ft at 2:15PM May 18, 2024Observed: 2.84 ft at 2:30PM May 18, 2024Observed: 2.84 ft at 2:45PM May 18, 2024Observed: 2.84 ft at 3:00PM May 18, 2024Observed: 2.84 ft at 3:15PM May 18, 2024Observed: 2.84 ft at 3:30PM May 18, 2024Observed: 2.84 ft at 3:45PM May 18, 2024Observed: 2.84 ft at 4:00PM May 18, 2024Observed: 2.84 ft at 4:15PM May 18, 2024Observed: 2.83 ft at 4:30PM May 18, 2024Observed: 2.83 ft at 4:45PM May 18, 2024Observed: 2.83 ft at 5:00PM May 18, 2024Observed: 2.83 ft at 5:15PM May 18, 2024Observed: 2.82 ft at 5:30PM May 18, 2024Observed: 2.82 ft at 5:45PM May 18, 2024Observed: 2.82 ft at 6:00PM May 18, 2024Observed: 2.82 ft at 6:15PM May 18, 2024Observed: 2.81 ft at 6:30PM May 18, 2024Observed: 2.82 ft at 6:45PM May 18, 2024Observed: 2.82 ft at 7:00PM May 18, 2024Observed: 2.82 ft at 7:15PM May 18, 2024Observed: 2.81 ft at 7:30PM May 18, 2024Observed: 2.81 ft at 7:45PM May 18, 2024Observed: 2.82 ft at 8:00PM May 18, 2024Observed: 2.81 ft at 8:15PM May 18, 2024Observed: 2.81 ft at 8:30PM May 18, 2024Observed: 2.81 ft at 8:45PM May 18, 2024Forecast: 3 ft 2:00AM May 19, 2024Forecast: 3.2 ft 8:00AM May 19, 2024Forecast: 3.3 ft 2:00PM May 19, 2024Forecast: 3.4 ft 8:00PM May 19, 2024Forecast: 3.7 ft 2:00AM May 20, 2024Forecast: 4.5 ft 8:00AM May 20, 2024Highest Forecast: 4.8 ft 2:00PM May 20, 2024Highest Forecast: 4.8 ft 8:00PM May 20, 2024Highest Forecast: 4.8 ft 2:00AM May 21, 2024Forecast: 4.7 ft 8:00AM May 21, 2024USGS--Water Resources of the United StatesPORM2(plotting HGIRG) Graph Created (9:26PM May 18, 2024)ObservedForecast (issued 9:35AM May 18)Latest observed value: 2.81 ft at 8:45 PM EDT 18-May-2024. Flood Stage is 16 ft
Flood Categories (in feet)
Major Flood Stage: 27
Moderate Flood Stage: 20
Flood Stage: 16
Action Stage: 11
Low Stage (in feet): -9999

Historic Crests
(1) 41.03 ft on 03/19/1936
(2) 40.43 ft on 10/16/1942
(3) 40.20 ft on 06/02/1889
(4) 37.43 ft on 06/23/1972
(5) 36.34 ft on 01/21/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.29 ft on 05/09/2022 (P)
(2) 16.39 ft on 03/02/2021
(3) 22.40 ft on 12/17/2018
(4) 21.39 ft on 09/29/2018
(5) 19.92 ft on 09/11/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.30 ft on 09/11/1966

Potomac River At Edwards Ferry (EDFM2)

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Flood Stage: 15 Feet
Latest Stage: 5.16
Current Warnings/Statements/Advisories:None currently.
Complete information about the Potomac River at Edwards Ferry available from NWS (Baltimore/Washington) Sterling, VA
at Edwards Ferry
Stage (ft)Observed: 6.31 ft at 9:30PM May 13, 2024Observed: 6.31 ft at 9:45PM May 13, 2024Observed: 6.31 ft at 10:00PM May 13, 2024Observed: 6.32 ft at 10:15PM May 13, 2024Observed: 6.32 ft at 10:30PM May 13, 2024Observed: 6.32 ft at 10:45PM May 13, 2024Observed: 6.32 ft at 11:00PM May 13, 2024Observed: 6.32 ft at 11:15PM May 13, 2024Highest Observation: 6.33 ft at 11:30PM May 13, 2024Highest Observation: 6.33 ft at 11:45PM May 13, 2024Highest Observation: 6.33 ft at 12:00AM May 14, 2024Highest Observation: 6.33 ft at 12:15AM May 14, 2024Highest Observation: 6.33 ft at 12:30AM May 14, 2024Highest Observation: 6.33 ft at 12:45AM May 14, 2024Highest Observation: 6.33 ft at 1:00AM May 14, 2024Highest Observation: 6.33 ft at 1:15AM May 14, 2024Highest Observation: 6.33 ft at 1:30AM May 14, 2024Highest Observation: 6.33 ft at 1:45AM May 14, 2024Highest Observation: 6.33 ft at 2:00AM May 14, 2024Highest Observation: 6.33 ft at 2:15AM May 14, 2024Highest Observation: 6.33 ft at 2:30AM May 14, 2024Highest Observation: 6.33 ft at 2:45AM May 14, 2024Highest Observation: 6.33 ft at 3:00AM May 14, 2024Observed: 6.32 ft at 3:15AM May 14, 2024Observed: 6.32 ft at 3:30AM May 14, 2024Observed: 6.32 ft at 3:45AM May 14, 2024Observed: 6.32 ft at 4:00AM May 14, 2024Observed: 6.32 ft at 4:15AM May 14, 2024Observed: 6.32 ft at 4:30AM May 14, 2024Observed: 6.31 ft at 4:45AM May 14, 2024Observed: 6.31 ft at 5:00AM May 14, 2024Observed: 6.31 ft at 5:15AM May 14, 2024Observed: 6.31 ft at 5:30AM May 14, 2024Observed: 6.3 ft at 5:45AM May 14, 2024Observed: 6.3 ft at 6:00AM May 14, 2024Observed: 6.3 ft at 6:15AM May 14, 2024Observed: 6.29 ft at 6:30AM May 14, 2024Observed: 6.29 ft at 6:45AM May 14, 2024Observed: 6.29 ft at 7:00AM May 14, 2024Observed: 6.28 ft at 7:15AM May 14, 2024Observed: 6.28 ft at 7:30AM May 14, 2024Observed: 6.27 ft at 7:45AM May 14, 2024Observed: 6.27 ft at 8:00AM May 14, 2024Observed: 6.27 ft at 8:15AM May 14, 2024Observed: 6.27 ft at 8:30AM May 14, 2024Observed: 6.26 ft at 8:45AM May 14, 2024Observed: 6.25 ft at 9:00AM May 14, 2024Observed: 6.25 ft at 9:15AM May 14, 2024Observed: 6.25 ft at 9:30AM May 14, 2024Observed: 6.24 ft at 9:45AM May 14, 2024Observed: 6.24 ft at 10:00AM May 14, 2024Observed: 6.23 ft at 10:15AM May 14, 2024Observed: 6.23 ft at 10:30AM May 14, 2024Observed: 6.22 ft at 10:45AM May 14, 2024Observed: 6.22 ft at 11:00AM May 14, 2024Observed: 6.22 ft at 11:15AM May 14, 2024Observed: 6.21 ft at 11:30AM May 14, 2024Observed: 6.21 ft at 11:45AM May 14, 2024Observed: 6.2 ft at 12:00PM May 14, 2024Observed: 6.2 ft at 12:15PM May 14, 2024Observed: 6.19 ft at 12:30PM May 14, 2024Observed: 6.19 ft at 12:45PM May 14, 2024Observed: 6.18 ft at 1:00PM May 14, 2024Observed: 6.18 ft at 1:15PM May 14, 2024Observed: 6.17 ft at 1:30PM May 14, 2024Observed: 6.17 ft at 1:45PM May 14, 2024Observed: 6.16 ft at 2:00PM May 14, 2024Observed: 6.16 ft at 2:15PM May 14, 2024Observed: 6.15 ft at 2:30PM May 14, 2024Observed: 6.15 ft at 2:45PM May 14, 2024Observed: 6.14 ft at 3:00PM May 14, 2024Observed: 6.14 ft at 3:15PM May 14, 2024Observed: 6.13 ft at 3:30PM May 14, 2024Observed: 6.13 ft at 3:45PM May 14, 2024Observed: 6.13 ft at 4:00PM May 14, 2024Observed: 6.12 ft at 4:15PM May 14, 2024Observed: 6.11 ft at 4:30PM May 14, 2024Observed: 6.11 ft at 4:45PM May 14, 2024Observed: 6.11 ft at 5:00PM May 14, 2024Observed: 6.1 ft at 5:15PM May 14, 2024Observed: 6.1 ft at 5:30PM May 14, 2024Observed: 6.1 ft at 5:45PM May 14, 2024Observed: 6.09 ft at 6:00PM May 14, 2024Observed: 6.09 ft at 6:15PM May 14, 2024Observed: 6.08 ft at 6:30PM May 14, 2024Observed: 6.08 ft at 6:45PM May 14, 2024Observed: 6.07 ft at 7:00PM May 14, 2024Observed: 6.07 ft at 7:15PM May 14, 2024Observed: 6.07 ft at 7:30PM May 14, 2024Observed: 6.07 ft at 7:45PM May 14, 2024Observed: 6.08 ft at 8:00PM May 14, 2024Observed: 6.07 ft at 8:15PM May 14, 2024Observed: 6.07 ft at 8:30PM May 14, 2024Observed: 6.07 ft at 8:45PM May 14, 2024Observed: 6.06 ft at 9:00PM May 14, 2024Observed: 6.06 ft at 9:15PM May 14, 2024Observed: 6.06 ft at 9:30PM May 14, 2024Observed: 6.05 ft at 9:45PM May 14, 2024Observed: 6.04 ft at 10:00PM May 14, 2024Observed: 6.04 ft at 10:15PM May 14, 2024Observed: 6.04 ft at 10:30PM May 14, 2024Observed: 6.03 ft at 10:45PM May 14, 2024Observed: 6.03 ft at 11:00PM May 14, 2024Observed: 6.02 ft at 11:15PM May 14, 2024Observed: 6.02 ft at 11:30PM May 14, 2024Observed: 6.02 ft at 11:45PM May 14, 2024Observed: 6.01 ft at 12:00AM May 15, 2024Observed: 6 ft at 12:15AM May 15, 2024Observed: 6 ft at 12:30AM May 15, 2024Observed: 6 ft at 12:45AM May 15, 2024Observed: 5.99 ft at 1:00AM May 15, 2024Observed: 5.98 ft at 1:15AM May 15, 2024Observed: 5.98 ft at 1:30AM May 15, 2024Observed: 5.97 ft at 1:45AM May 15, 2024Observed: 5.97 ft at 2:00AM May 15, 2024Observed: 5.96 ft at 2:15AM May 15, 2024Observed: 5.95 ft at 2:30AM May 15, 2024Observed: 5.95 ft at 2:45AM May 15, 2024Observed: 5.94 ft at 3:00AM May 15, 2024Observed: 5.94 ft at 3:15AM May 15, 2024Observed: 5.93 ft at 3:30AM May 15, 2024Observed: 5.92 ft at 3:45AM May 15, 2024Observed: 5.92 ft at 4:00AM May 15, 2024Observed: 5.92 ft at 4:15AM May 15, 2024Observed: 5.91 ft at 4:30AM May 15, 2024Observed: 5.9 ft at 4:45AM May 15, 2024Observed: 5.9 ft at 5:00AM May 15, 2024Observed: 5.89 ft at 5:15AM May 15, 2024Observed: 5.89 ft at 5:30AM May 15, 2024Observed: 5.88 ft at 5:45AM May 15, 2024Observed: 5.88 ft at 6:00AM May 15, 2024Observed: 5.87 ft at 6:15AM May 15, 2024Observed: 5.87 ft at 6:30AM May 15, 2024Observed: 5.86 ft at 6:45AM May 15, 2024Observed: 5.85 ft at 7:00AM May 15, 2024Observed: 5.85 ft at 7:15AM May 15, 2024Observed: 5.84 ft at 7:30AM May 15, 2024Observed: 5.84 ft at 7:45AM May 15, 2024Observed: 5.83 ft at 8:00AM May 15, 2024Observed: 5.83 ft at 8:15AM May 15, 2024Observed: 5.83 ft at 8:30AM May 15, 2024Observed: 5.82 ft at 8:45AM May 15, 2024Observed: 5.82 ft at 9:00AM May 15, 2024Observed: 5.81 ft at 9:15AM May 15, 2024Observed: 5.81 ft at 9:30AM May 15, 2024Observed: 5.8 ft at 9:45AM May 15, 2024Observed: 5.8 ft at 10:00AM May 15, 2024Observed: 5.8 ft at 10:15AM May 15, 2024Observed: 5.8 ft at 10:30AM May 15, 2024Observed: 5.79 ft at 10:45AM May 15, 2024Observed: 5.79 ft at 11:00AM May 15, 2024Observed: 5.79 ft at 11:15AM May 15, 2024Observed: 5.78 ft at 11:30AM May 15, 2024Observed: 5.78 ft at 11:45AM May 15, 2024Observed: 5.77 ft at 12:00PM May 15, 2024Observed: 5.77 ft at 12:15PM May 15, 2024Observed: 5.77 ft at 12:30PM May 15, 2024Observed: 5.76 ft at 12:45PM May 15, 2024Observed: 5.76 ft at 1:00PM May 15, 2024Observed: 5.76 ft at 1:15PM May 15, 2024Observed: 5.75 ft at 1:30PM May 15, 2024Observed: 5.75 ft at 1:45PM May 15, 2024Observed: 5.75 ft at 2:00PM May 15, 2024Observed: 5.74 ft at 2:15PM May 15, 2024Observed: 5.74 ft at 2:30PM May 15, 2024Observed: 5.74 ft at 2:45PM May 15, 2024Observed: 5.74 ft at 3:00PM May 15, 2024Observed: 5.73 ft at 3:15PM May 15, 2024Observed: 5.73 ft at 3:30PM May 15, 2024Observed: 5.72 ft at 3:45PM May 15, 2024Observed: 5.72 ft at 4:00PM May 15, 2024Observed: 5.72 ft at 4:15PM May 15, 2024Observed: 5.72 ft at 4:30PM May 15, 2024Observed: 5.71 ft at 4:45PM May 15, 2024Observed: 5.71 ft at 5:00PM May 15, 2024Observed: 5.71 ft at 5:15PM May 15, 2024Observed: 5.7 ft at 5:30PM May 15, 2024Observed: 5.7 ft at 5:45PM May 15, 2024Observed: 5.7 ft at 6:00PM May 15, 2024Observed: 5.69 ft at 6:30PM May 15, 2024Observed: 5.69 ft at 6:45PM May 15, 2024Observed: 5.69 ft at 7:00PM May 15, 2024Observed: 5.68 ft at 7:15PM May 15, 2024Observed: 5.68 ft at 7:30PM May 15, 2024Observed: 5.68 ft at 7:45PM May 15, 2024Observed: 5.67 ft at 8:00PM May 15, 2024Observed: 5.67 ft at 8:15PM May 15, 2024Observed: 5.67 ft at 8:30PM May 15, 2024Observed: 5.67 ft at 8:45PM May 15, 2024Observed: 5.66 ft at 9:00PM May 15, 2024Observed: 5.66 ft at 9:15PM May 15, 2024Observed: 5.66 ft at 9:30PM May 15, 2024Observed: 5.66 ft at 9:45PM May 15, 2024Observed: 5.65 ft at 10:00PM May 15, 2024Observed: 5.65 ft at 10:15PM May 15, 2024Observed: 5.65 ft at 10:30PM May 15, 2024Observed: 5.65 ft at 10:45PM May 15, 2024Observed: 5.64 ft at 11:00PM May 15, 2024Observed: 5.64 ft at 11:15PM May 15, 2024Observed: 5.64 ft at 11:30PM May 15, 2024Observed: 5.63 ft at 11:45PM May 15, 2024Observed: 5.63 ft at 12:00AM May 16, 2024Observed: 5.63 ft at 12:15AM May 16, 2024Observed: 5.63 ft at 12:30AM May 16, 2024Observed: 5.63 ft at 12:45AM May 16, 2024Observed: 5.63 ft at 1:00AM May 16, 2024Observed: 5.62 ft at 1:15AM May 16, 2024Observed: 5.62 ft at 1:30AM May 16, 2024Observed: 5.62 ft at 1:45AM May 16, 2024Observed: 5.62 ft at 2:00AM May 16, 2024Observed: 5.62 ft at 2:15AM May 16, 2024Observed: 5.61 ft at 2:30AM May 16, 2024Observed: 5.61 ft at 2:45AM May 16, 2024Observed: 5.61 ft at 3:00AM May 16, 2024Observed: 5.61 ft at 3:15AM May 16, 2024Observed: 5.61 ft at 3:30AM May 16, 2024Observed: 5.61 ft at 3:45AM May 16, 2024Observed: 5.6 ft at 4:00AM May 16, 2024Observed: 5.6 ft at 4:15AM May 16, 2024Observed: 5.6 ft at 4:30AM May 16, 2024Observed: 5.6 ft at 4:45AM May 16, 2024Observed: 5.6 ft at 5:00AM May 16, 2024Observed: 5.6 ft at 5:15AM May 16, 2024Observed: 5.6 ft at 5:30AM May 16, 2024Observed: 5.6 ft at 5:45AM May 16, 2024Observed: 5.59 ft at 6:00AM May 16, 2024Observed: 5.59 ft at 6:15AM May 16, 2024Observed: 5.59 ft at 6:30AM May 16, 2024Observed: 5.59 ft at 6:45AM May 16, 2024Observed: 5.59 ft at 7:00AM May 16, 2024Observed: 5.59 ft at 7:15AM May 16, 2024Observed: 5.59 ft at 7:30AM May 16, 2024Observed: 5.59 ft at 7:45AM May 16, 2024Observed: 5.59 ft at 8:00AM May 16, 2024Observed: 5.59 ft at 8:15AM May 16, 2024Observed: 5.59 ft at 8:30AM May 16, 2024Observed: 5.59 ft at 8:45AM May 16, 2024Observed: 5.59 ft at 9:00AM May 16, 2024Observed: 5.58 ft at 9:15AM May 16, 2024Observed: 5.58 ft at 9:30AM May 16, 2024Observed: 5.58 ft at 9:45AM May 16, 2024Observed: 5.58 ft at 10:00AM May 16, 2024Observed: 5.58 ft at 10:15AM May 16, 2024Observed: 5.58 ft at 10:30AM May 16, 2024Observed: 5.58 ft at 10:45AM May 16, 2024Observed: 5.58 ft at 11:00AM May 16, 2024Observed: 5.58 ft at 11:15AM May 16, 2024Observed: 5.59 ft at 11:30AM May 16, 2024Observed: 5.58 ft at 11:45AM May 16, 2024Observed: 5.58 ft at 12:00PM May 16, 2024Observed: 5.58 ft at 12:15PM May 16, 2024Observed: 5.58 ft at 12:30PM May 16, 2024Observed: 5.58 ft at 12:45PM May 16, 2024Observed: 5.58 ft at 1:00PM May 16, 2024Observed: 5.57 ft at 1:15PM May 16, 2024Observed: 5.57 ft at 1:30PM May 16, 2024Observed: 5.57 ft at 1:45PM May 16, 2024Observed: 5.57 ft at 2:00PM May 16, 2024Observed: 5.57 ft at 2:15PM May 16, 2024Observed: 5.57 ft at 2:30PM May 16, 2024Observed: 5.57 ft at 2:45PM May 16, 2024Observed: 5.57 ft at 3:00PM May 16, 2024Observed: 5.57 ft at 3:15PM May 16, 2024Observed: 5.57 ft at 3:30PM May 16, 2024Observed: 5.57 ft at 3:45PM May 16, 2024Observed: 5.57 ft at 4:00PM May 16, 2024Observed: 5.57 ft at 4:15PM May 16, 2024Observed: 5.57 ft at 4:30PM May 16, 2024Observed: 5.57 ft at 4:45PM May 16, 2024Observed: 5.57 ft at 5:00PM May 16, 2024Observed: 5.57 ft at 5:15PM May 16, 2024Observed: 5.57 ft at 5:30PM May 16, 2024Observed: 5.56 ft at 5:45PM May 16, 2024Observed: 5.56 ft at 6:00PM May 16, 2024Observed: 5.56 ft at 6:15PM May 16, 2024Observed: 5.56 ft at 6:30PM May 16, 2024Observed: 5.56 ft at 6:45PM May 16, 2024Observed: 5.56 ft at 7:00PM May 16, 2024Observed: 5.56 ft at 7:15PM May 16, 2024Observed: 5.55 ft at 7:30PM May 16, 2024Observed: 5.55 ft at 7:45PM May 16, 2024Observed: 5.55 ft at 8:00PM May 16, 2024Observed: 5.55 ft at 8:15PM May 16, 2024Observed: 5.55 ft at 8:30PM May 16, 2024Observed: 5.55 ft at 8:45PM May 16, 2024Observed: 5.55 ft at 9:00PM May 16, 2024Observed: 5.55 ft at 9:15PM May 16, 2024Observed: 5.54 ft at 9:30PM May 16, 2024Observed: 5.54 ft at 9:45PM May 16, 2024Observed: 5.54 ft at 10:00PM May 16, 2024Observed: 5.54 ft at 10:15PM May 16, 2024Observed: 5.54 ft at 10:30PM May 16, 2024Observed: 5.54 ft at 10:45PM May 16, 2024Observed: 5.54 ft at 11:00PM May 16, 2024Observed: 5.53 ft at 11:15PM May 16, 2024Observed: 5.53 ft at 11:30PM May 16, 2024Observed: 5.53 ft at 11:45PM May 16, 2024Observed: 5.53 ft at 12:00AM May 17, 2024Observed: 5.53 ft at 12:15AM May 17, 2024Observed: 5.52 ft at 12:30AM May 17, 2024Observed: 5.52 ft at 12:45AM May 17, 2024Observed: 5.52 ft at 1:00AM May 17, 2024Observed: 5.52 ft at 1:15AM May 17, 2024Observed: 5.52 ft at 1:30AM May 17, 2024Observed: 5.51 ft at 1:45AM May 17, 2024Observed: 5.51 ft at 2:00AM May 17, 2024Observed: 5.51 ft at 2:15AM May 17, 2024Observed: 5.51 ft at 2:30AM May 17, 2024Observed: 5.51 ft at 2:45AM May 17, 2024Observed: 5.5 ft at 3:00AM May 17, 2024Observed: 5.5 ft at 3:15AM May 17, 2024Observed: 5.5 ft at 3:30AM May 17, 2024Observed: 5.5 ft at 3:45AM May 17, 2024Observed: 5.49 ft at 4:00AM May 17, 2024Observed: 5.49 ft at 4:15AM May 17, 2024Observed: 5.49 ft at 4:30AM May 17, 2024Observed: 5.49 ft at 4:45AM May 17, 2024Observed: 5.48 ft at 5:00AM May 17, 2024Observed: 5.48 ft at 5:15AM May 17, 2024Observed: 5.48 ft at 5:30AM May 17, 2024Observed: 5.48 ft at 5:45AM May 17, 2024Observed: 5.47 ft at 6:00AM May 17, 2024Observed: 5.47 ft at 6:15AM May 17, 2024Observed: 5.47 ft at 6:30AM May 17, 2024Observed: 5.46 ft at 6:45AM May 17, 2024Observed: 5.46 ft at 7:00AM May 17, 2024Observed: 5.46 ft at 7:15AM May 17, 2024Observed: 5.45 ft at 7:30AM May 17, 2024Observed: 5.45 ft at 7:45AM May 17, 2024Observed: 5.45 ft at 8:00AM May 17, 2024Observed: 5.45 ft at 8:15AM May 17, 2024Observed: 5.44 ft at 8:30AM May 17, 2024Observed: 5.44 ft at 8:45AM May 17, 2024Observed: 5.43 ft at 9:00AM May 17, 2024Observed: 5.43 ft at 9:15AM May 17, 2024Observed: 5.43 ft at 9:30AM May 17, 2024Observed: 5.43 ft at 9:45AM May 17, 2024Observed: 5.42 ft at 10:00AM May 17, 2024Observed: 5.42 ft at 10:15AM May 17, 2024Observed: 5.41 ft at 10:30AM May 17, 2024Observed: 5.41 ft at 10:45AM May 17, 2024Observed: 5.41 ft at 11:00AM May 17, 2024Observed: 5.4 ft at 11:15AM May 17, 2024Observed: 5.4 ft at 11:30AM May 17, 2024Observed: 5.4 ft at 11:45AM May 17, 2024Observed: 5.39 ft at 12:00PM May 17, 2024Observed: 5.39 ft at 12:15PM May 17, 2024Observed: 5.39 ft at 12:30PM May 17, 2024Observed: 5.38 ft at 12:45PM May 17, 2024Observed: 5.38 ft at 1:00PM May 17, 2024Observed: 5.38 ft at 1:15PM May 17, 2024Observed: 5.37 ft at 1:30PM May 17, 2024Observed: 5.37 ft at 1:45PM May 17, 2024Observed: 5.37 ft at 2:00PM May 17, 2024Observed: 5.36 ft at 2:15PM May 17, 2024Observed: 5.36 ft at 2:30PM May 17, 2024Observed: 5.36 ft at 2:45PM May 17, 2024Observed: 5.36 ft at 3:00PM May 17, 2024Observed: 5.35 ft at 3:15PM May 17, 2024Observed: 5.35 ft at 3:30PM May 17, 2024Observed: 5.34 ft at 3:45PM May 17, 2024Observed: 5.34 ft at 4:00PM May 17, 2024Observed: 5.34 ft at 4:15PM May 17, 2024Observed: 5.33 ft at 4:30PM May 17, 2024Observed: 5.33 ft at 4:45PM May 17, 2024Observed: 5.33 ft at 5:00PM May 17, 2024Observed: 5.33 ft at 5:15PM May 17, 2024Observed: 5.32 ft at 5:30PM May 17, 2024Observed: 5.32 ft at 5:45PM May 17, 2024Observed: 5.32 ft at 6:00PM May 17, 2024Observed: 5.31 ft at 6:15PM May 17, 2024Observed: 5.31 ft at 6:30PM May 17, 2024Observed: 5.31 ft at 6:45PM May 17, 2024Observed: 5.31 ft at 7:00PM May 17, 2024Observed: 5.3 ft at 7:15PM May 17, 2024Observed: 5.3 ft at 7:30PM May 17, 2024Observed: 5.3 ft at 7:45PM May 17, 2024Observed: 5.3 ft at 8:00PM May 17, 2024Observed: 5.29 ft at 8:15PM May 17, 2024Observed: 5.29 ft at 8:30PM May 17, 2024Observed: 5.29 ft at 8:45PM May 17, 2024Observed: 5.28 ft at 9:00PM May 17, 2024Observed: 5.28 ft at 9:15PM May 17, 2024Observed: 5.28 ft at 9:30PM May 17, 2024Observed: 5.28 ft at 9:45PM May 17, 2024Observed: 5.27 ft at 10:00PM May 17, 2024Observed: 5.27 ft at 10:15PM May 17, 2024Observed: 5.27 ft at 10:30PM May 17, 2024Observed: 5.27 ft at 10:45PM May 17, 2024Observed: 5.27 ft at 11:00PM May 17, 2024Observed: 5.26 ft at 11:15PM May 17, 2024Observed: 5.26 ft at 11:30PM May 17, 2024Observed: 5.26 ft at 11:45PM May 17, 2024Observed: 5.26 ft at 12:00AM May 18, 2024Observed: 5.25 ft at 12:15AM May 18, 2024Observed: 5.25 ft at 12:30AM May 18, 2024Observed: 5.25 ft at 12:45AM May 18, 2024Observed: 5.25 ft at 1:00AM May 18, 2024Observed: 5.25 ft at 1:15AM May 18, 2024Observed: 5.24 ft at 1:30AM May 18, 2024Observed: 5.24 ft at 1:45AM May 18, 2024Observed: 5.24 ft at 2:00AM May 18, 2024Observed: 5.24 ft at 2:15AM May 18, 2024Observed: 5.24 ft at 2:30AM May 18, 2024Observed: 5.24 ft at 2:45AM May 18, 2024Observed: 5.23 ft at 3:00AM May 18, 2024Observed: 5.23 ft at 3:15AM May 18, 2024Observed: 5.23 ft at 3:30AM May 18, 2024Observed: 5.23 ft at 3:45AM May 18, 2024Observed: 5.23 ft at 4:00AM May 18, 2024Observed: 5.22 ft at 4:15AM May 18, 2024Observed: 5.22 ft at 4:30AM May 18, 2024Observed: 5.22 ft at 4:45AM May 18, 2024Observed: 5.22 ft at 5:00AM May 18, 2024Observed: 5.21 ft at 5:15AM May 18, 2024Observed: 5.21 ft at 5:30AM May 18, 2024Observed: 5.21 ft at 5:45AM May 18, 2024Observed: 5.2 ft at 6:00AM May 18, 2024Observed: 5.21 ft at 6:15AM May 18, 2024Observed: 5.2 ft at 6:30AM May 18, 2024Observed: 5.2 ft at 6:45AM May 18, 2024Observed: 5.2 ft at 7:00AM May 18, 2024Observed: 5.2 ft at 7:15AM May 18, 2024Observed: 5.2 ft at 7:30AM May 18, 2024Observed: 5.2 ft at 7:45AM May 18, 2024Observed: 5.2 ft at 8:00AM May 18, 2024Observed: 5.19 ft at 8:15AM May 18, 2024Observed: 5.19 ft at 8:30AM May 18, 2024Observed: 5.19 ft at 8:45AM May 18, 2024Observed: 5.19 ft at 9:00AM May 18, 2024Observed: 5.19 ft at 9:15AM May 18, 2024Observed: 5.19 ft at 9:30AM May 18, 2024Observed: 5.19 ft at 9:45AM May 18, 2024Observed: 5.18 ft at 10:00AM May 18, 2024Observed: 5.18 ft at 10:15AM May 18, 2024Observed: 5.18 ft at 10:30AM May 18, 2024Observed: 5.18 ft at 10:45AM May 18, 2024Observed: 5.17 ft at 11:00AM May 18, 2024Observed: 5.17 ft at 11:15AM May 18, 2024Observed: 5.17 ft at 11:30AM May 18, 2024Observed: 5.17 ft at 11:45AM May 18, 2024Observed: 5.17 ft at 12:00PM May 18, 2024Observed: 5.17 ft at 12:15PM May 18, 2024Observed: 5.17 ft at 12:30PM May 18, 2024Observed: 5.17 ft at 12:45PM May 18, 2024Observed: 5.16 ft at 1:00PM May 18, 2024Observed: 5.16 ft at 1:15PM May 18, 2024Observed: 5.16 ft at 1:30PM May 18, 2024Observed: 5.16 ft at 1:45PM May 18, 2024Observed: 5.16 ft at 2:00PM May 18, 2024Observed: 5.16 ft at 2:15PM May 18, 2024Observed: 5.16 ft at 2:30PM May 18, 2024Observed: 5.16 ft at 2:45PM May 18, 2024Observed: 5.17 ft at 3:00PM May 18, 2024Observed: 5.17 ft at 3:15PM May 18, 2024Observed: 5.16 ft at 3:30PM May 18, 2024Observed: 5.16 ft at 3:45PM May 18, 2024Observed: 5.16 ft at 4:00PM May 18, 2024Observed: 5.16 ft at 4:15PM May 18, 2024Observed: 5.16 ft at 4:30PM May 18, 2024Observed: 5.16 ft at 4:45PM May 18, 2024Observed: 5.16 ft at 5:00PM May 18, 2024Observed: 5.16 ft at 5:15PM May 18, 2024Observed: 5.16 ft at 5:30PM May 18, 2024Observed: 5.16 ft at 5:45PM May 18, 2024Observed: 5.16 ft at 6:00PM May 18, 2024Observed: 5.16 ft at 6:15PM May 18, 2024Observed: 5.16 ft at 6:30PM May 18, 2024Observed: 5.16 ft at 6:45PM May 18, 2024Observed: 5.16 ft at 7:00PM May 18, 2024Observed: 5.16 ft at 7:15PM May 18, 2024Observed: 5.15 ft at 7:30PM May 18, 2024Observed: 5.16 ft at 7:45PM May 18, 2024Observed: 5.16 ft at 8:00PM May 18, 2024Observed: 5.16 ft at 8:15PM May 18, 2024Observed: 5.16 ft at 8:30PM May 18, 2024Observed: 5.16 ft at 8:45PM May 18, 2024Forecast: 5.3 ft 2:00AM May 19, 2024Forecast: 5.5 ft 8:00AM May 19, 2024Forecast: 5.6 ft 2:00PM May 19, 2024Forecast: 5.7 ft 8:00PM May 19, 2024Forecast: 5.8 ft 2:00AM May 20, 2024Forecast: 6.1 ft 8:00AM May 20, 2024Forecast: 7 ft 2:00PM May 20, 2024Highest Forecast: 7.3 ft 8:00PM May 20, 2024Highest Forecast: 7.3 ft 2:00AM May 21, 2024Forecast: 7.2 ft 8:00AM May 21, 2024USGS--Water Resources of the United StatesEDFM2(plotting HGIRG) Graph Created (9:26PM May 18, 2024)ObservedForecast (issued 9:35AM May 18)Latest observed value: 5.16 ft at 8:45 PM EDT 18-May-2024. Flood Stage is 15 ft
Flood Categories (in feet)
Major Flood Stage: 24
Moderate Flood Stage: 17
Flood Stage: 15
Action Stage: 12.25
Low Stage (in feet): -9999

Historic Crests
(1) 22.45 ft on 06/05/2018
(2) 21.80 ft on 09/29/2018
(3) 21.57 ft on 09/29/2018
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 15.17 ft on 01/11/2024 (P)
(2) 18.45 ft on 05/08/2022 (P)
(3) 16.91 ft on 03/02/2021
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

Potomac River Near Washington DC (Little Falls) (BRKM2)

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Flood Stage: 10 Feet
Latest Stage: 3.86
Current Warnings/Statements/Advisories:None currently.
Complete information about the Potomac River near Washington DC (Little Falls) available from NWS (Baltimore/Washington) Sterling, VA
near Washington DC (Little Falls)
Stage (ft)Flow (kcfs)Highest Observation: 4.29 ft at 9:30PM May 13, 2024Observed: 4.27 ft at 9:45PM May 13, 2024Observed: 4.28 ft at 10:00PM May 13, 2024Observed: 4.27 ft at 10:15PM May 13, 2024Observed: 4.28 ft at 10:30PM May 13, 2024Observed: 4.27 ft at 10:45PM May 13, 2024Observed: 4.28 ft at 11:00PM May 13, 2024Observed: 4.28 ft at 11:15PM May 13, 2024Observed: 4.28 ft at 11:30PM May 13, 2024Observed: 4.28 ft at 11:45PM May 13, 2024Observed: 4.28 ft at 12:00AM May 14, 2024Observed: 4.28 ft at 12:15AM May 14, 2024Observed: 4.26 ft at 12:30AM May 14, 2024Observed: 4.26 ft at 12:45AM May 14, 2024Observed: 4.27 ft at 1:00AM May 14, 2024Observed: 4.26 ft at 1:15AM May 14, 2024Observed: 4.27 ft at 1:30AM May 14, 2024Observed: 4.28 ft at 1:45AM May 14, 2024Observed: 4.25 ft at 2:00AM May 14, 2024Observed: 4.27 ft at 2:15AM May 14, 2024Observed: 4.27 ft at 2:30AM May 14, 2024Observed: 4.25 ft at 2:45AM May 14, 2024Observed: 4.27 ft at 3:00AM May 14, 2024Observed: 4.26 ft at 3:15AM May 14, 2024Observed: 4.27 ft at 3:30AM May 14, 2024Observed: 4.28 ft at 3:45AM May 14, 2024Observed: 4.28 ft at 4:00AM May 14, 2024Observed: 4.28 ft at 4:15AM May 14, 2024Highest Observation: 4.29 ft at 4:30AM May 14, 2024Observed: 4.28 ft at 4:45AM May 14, 2024Observed: 4.27 ft at 5:00AM May 14, 2024Observed: 4.27 ft at 5:15AM May 14, 2024Observed: 4.28 ft at 5:30AM May 14, 2024Observed: 4.28 ft at 5:45AM May 14, 2024Observed: 4.28 ft at 6:00AM May 14, 2024Observed: 4.26 ft at 6:15AM May 14, 2024Observed: 4.27 ft at 6:30AM May 14, 2024Observed: 4.28 ft at 6:45AM May 14, 2024Observed: 4.28 ft at 7:00AM May 14, 2024Observed: 4.27 ft at 7:15AM May 14, 2024Observed: 4.28 ft at 7:30AM May 14, 2024Observed: 4.27 ft at 7:45AM May 14, 2024Observed: 4.27 ft at 8:00AM May 14, 2024Observed: 4.28 ft at 8:15AM May 14, 2024Observed: 4.27 ft at 8:30AM May 14, 2024Observed: 4.27 ft at 8:45AM May 14, 2024Observed: 4.28 ft at 9:00AM May 14, 2024Observed: 4.27 ft at 9:15AM May 14, 2024Observed: 4.26 ft at 9:30AM May 14, 2024Observed: 4.26 ft at 9:45AM May 14, 2024Observed: 4.26 ft at 10:00AM May 14, 2024Observed: 4.25 ft at 10:15AM May 14, 2024Observed: 4.25 ft at 10:30AM May 14, 2024Observed: 4.25 ft at 10:45AM May 14, 2024Observed: 4.27 ft at 11:00AM May 14, 2024Observed: 4.26 ft at 11:15AM May 14, 2024Observed: 4.26 ft at 11:30AM May 14, 2024Observed: 4.26 ft at 11:45AM May 14, 2024Observed: 4.25 ft at 12:00PM May 14, 2024Observed: 4.25 ft at 12:15PM May 14, 2024Observed: 4.26 ft at 12:30PM May 14, 2024Observed: 4.25 ft at 12:45PM May 14, 2024Observed: 4.25 ft at 1:00PM May 14, 2024Observed: 4.26 ft at 1:15PM May 14, 2024Observed: 4.26 ft at 1:30PM May 14, 2024Observed: 4.26 ft at 1:45PM May 14, 2024Observed: 4.26 ft at 2:00PM May 14, 2024Observed: 4.26 ft at 2:15PM May 14, 2024Observed: 4.26 ft at 2:30PM May 14, 2024Observed: 4.26 ft at 2:45PM May 14, 2024Observed: 4.26 ft at 3:00PM May 14, 2024Observed: 4.26 ft at 3:15PM May 14, 2024Observed: 4.25 ft at 3:30PM May 14, 2024Observed: 4.25 ft at 3:45PM May 14, 2024Observed: 4.25 ft at 4:00PM May 14, 2024Observed: 4.23 ft at 4:15PM May 14, 2024Observed: 4.24 ft at 4:30PM May 14, 2024Observed: 4.24 ft at 4:45PM May 14, 2024Observed: 4.24 ft at 5:00PM May 14, 2024Observed: 4.23 ft at 5:15PM May 14, 2024Observed: 4.23 ft at 5:30PM May 14, 2024Observed: 4.22 ft at 5:45PM May 14, 2024Observed: 4.22 ft at 6:00PM May 14, 2024Observed: 4.21 ft at 6:15PM May 14, 2024Observed: 4.21 ft at 6:30PM May 14, 2024Observed: 4.21 ft at 6:45PM May 14, 2024Observed: 4.22 ft at 7:00PM May 14, 2024Observed: 4.22 ft at 7:15PM May 14, 2024Observed: 4.22 ft at 7:30PM May 14, 2024Observed: 4.22 ft at 7:45PM May 14, 2024Observed: 4.23 ft at 8:00PM May 14, 2024Observed: 4.23 ft at 8:15PM May 14, 2024Observed: 4.23 ft at 8:30PM May 14, 2024Observed: 4.22 ft at 8:45PM May 14, 2024Observed: 4.23 ft at 9:00PM May 14, 2024Observed: 4.25 ft at 9:15PM May 14, 2024Observed: 4.24 ft at 9:30PM May 14, 2024Observed: 4.24 ft at 9:45PM May 14, 2024Observed: 4.25 ft at 10:00PM May 14, 2024Observed: 4.25 ft at 10:15PM May 14, 2024Observed: 4.25 ft at 10:30PM May 14, 2024Observed: 4.25 ft at 10:45PM May 14, 2024Observed: 4.25 ft at 11:00PM May 14, 2024Observed: 4.25 ft at 11:15PM May 14, 2024Observed: 4.26 ft at 11:30PM May 14, 2024Observed: 4.25 ft at 11:45PM May 14, 2024Observed: 4.25 ft at 12:00AM May 15, 2024Observed: 4.25 ft at 12:15AM May 15, 2024Observed: 4.25 ft at 12:30AM May 15, 2024Observed: 4.25 ft at 12:45AM May 15, 2024Observed: 4.24 ft at 1:00AM May 15, 2024Observed: 4.24 ft at 1:15AM May 15, 2024Observed: 4.25 ft at 1:30AM May 15, 2024Observed: 4.25 ft at 1:45AM May 15, 2024Observed: 4.26 ft at 2:00AM May 15, 2024Observed: 4.25 ft at 2:15AM May 15, 2024Observed: 4.24 ft at 2:30AM May 15, 2024Observed: 4.23 ft at 2:45AM May 15, 2024Observed: 4.23 ft at 3:00AM May 15, 2024Observed: 4.22 ft at 3:15AM May 15, 2024Observed: 4.23 ft at 3:30AM May 15, 2024Observed: 4.24 ft at 3:45AM May 15, 2024Observed: 4.23 ft at 4:00AM May 15, 2024Observed: 4.23 ft at 4:15AM May 15, 2024Observed: 4.23 ft at 4:30AM May 15, 2024Observed: 4.23 ft at 4:45AM May 15, 2024Observed: 4.22 ft at 5:00AM May 15, 2024Observed: 4.21 ft at 5:15AM May 15, 2024Observed: 4.21 ft at 5:30AM May 15, 2024Observed: 4.21 ft at 5:45AM May 15, 2024Observed: 4.21 ft at 6:00AM May 15, 2024Observed: 4.19 ft at 6:15AM May 15, 2024Observed: 4.2 ft at 6:30AM May 15, 2024Observed: 4.2 ft at 6:45AM May 15, 2024Observed: 4.2 ft at 7:00AM May 15, 2024Observed: 4.2 ft at 7:15AM May 15, 2024Observed: 4.19 ft at 7:30AM May 15, 2024Observed: 4.19 ft at 7:45AM May 15, 2024Observed: 4.19 ft at 8:00AM May 15, 2024Observed: 4.18 ft at 8:15AM May 15, 2024Observed: 4.19 ft at 8:30AM May 15, 2024Observed: 4.17 ft at 8:45AM May 15, 2024Observed: 4.17 ft at 9:00AM May 15, 2024Observed: 4.16 ft at 9:15AM May 15, 2024Observed: 4.16 ft at 9:30AM May 15, 2024Observed: 4.16 ft at 9:45AM May 15, 2024Observed: 4.16 ft at 10:00AM May 15, 2024Observed: 4.16 ft at 10:15AM May 15, 2024Observed: 4.16 ft at 10:30AM May 15, 2024Observed: 4.16 ft at 10:45AM May 15, 2024Observed: 4.15 ft at 11:00AM May 15, 2024Observed: 4.15 ft at 11:15AM May 15, 2024Observed: 4.14 ft at 11:30AM May 15, 2024Observed: 4.16 ft at 11:45AM May 15, 2024Observed: 4.15 ft at 12:00PM May 15, 2024Observed: 4.15 ft at 12:15PM May 15, 2024Observed: 4.15 ft at 12:30PM May 15, 2024Observed: 4.14 ft at 12:45PM May 15, 2024Observed: 4.15 ft at 1:00PM May 15, 2024Observed: 4.15 ft at 1:15PM May 15, 2024Observed: 4.14 ft at 1:30PM May 15, 2024Observed: 4.14 ft at 1:45PM May 15, 2024Observed: 4.14 ft at 2:00PM May 15, 2024Observed: 4.14 ft at 2:15PM May 15, 2024Observed: 4.14 ft at 2:30PM May 15, 2024Observed: 4.13 ft at 2:45PM May 15, 2024Observed: 4.13 ft at 3:00PM May 15, 2024Observed: 4.13 ft at 3:15PM May 15, 2024Observed: 4.14 ft at 3:30PM May 15, 2024Observed: 4.13 ft at 3:45PM May 15, 2024Observed: 4.13 ft at 4:00PM May 15, 2024Observed: 4.13 ft at 4:15PM May 15, 2024Observed: 4.12 ft at 4:30PM May 15, 2024Observed: 4.11 ft at 4:45PM May 15, 2024Observed: 4.12 ft at 5:00PM May 15, 2024Observed: 4.11 ft at 5:15PM May 15, 2024Observed: 4.12 ft at 5:30PM May 15, 2024Observed: 4.11 ft at 5:45PM May 15, 2024Observed: 4.12 ft at 6:00PM May 15, 2024Observed: 4.1 ft at 6:15PM May 15, 2024Observed: 4.11 ft at 6:30PM May 15, 2024Observed: 4.11 ft at 6:45PM May 15, 2024Observed: 4.1 ft at 7:00PM May 15, 2024Observed: 4.1 ft at 7:15PM May 15, 2024Observed: 4.09 ft at 7:30PM May 15, 2024Observed: 4.09 ft at 7:45PM May 15, 2024Observed: 4.09 ft at 8:00PM May 15, 2024Observed: 4.09 ft at 8:15PM May 15, 2024Observed: 4.08 ft at 8:30PM May 15, 2024Observed: 4.07 ft at 8:45PM May 15, 2024Observed: 4.07 ft at 9:00PM May 15, 2024Observed: 4.06 ft at 9:15PM May 15, 2024Observed: 4.06 ft at 9:30PM May 15, 2024Observed: 4.06 ft at 9:45PM May 15, 2024Observed: 4.05 ft at 10:00PM May 15, 2024Observed: 4.06 ft at 10:15PM May 15, 2024Observed: 4.06 ft at 10:30PM May 15, 2024Observed: 4.06 ft at 10:45PM May 15, 2024Observed: 4.05 ft at 11:00PM May 15, 2024Observed: 4.05 ft at 11:15PM May 15, 2024Observed: 4.05 ft at 11:30PM May 15, 2024Observed: 4.04 ft at 11:45PM May 15, 2024Observed: 4.05 ft at 12:00AM May 16, 2024Observed: 4.04 ft at 12:15AM May 16, 2024Observed: 4.04 ft at 12:30AM May 16, 2024Observed: 4.04 ft at 12:45AM May 16, 2024Observed: 4.04 ft at 1:00AM May 16, 2024Observed: 4.05 ft at 1:15AM May 16, 2024Observed: 4.05 ft at 1:30AM May 16, 2024Observed: 4.04 ft at 1:45AM May 16, 2024Observed: 4.05 ft at 2:00AM May 16, 2024Observed: 4.04 ft at 2:15AM May 16, 2024Observed: 4.05 ft at 2:30AM May 16, 2024Observed: 4.04 ft at 2:45AM May 16, 2024Observed: 4.03 ft at 3:00AM May 16, 2024Observed: 4.04 ft at 3:15AM May 16, 2024Observed: 4.04 ft at 3:30AM May 16, 2024Observed: 4.04 ft at 3:45AM May 16, 2024Observed: 4.03 ft at 4:00AM May 16, 2024Observed: 4.02 ft at 4:15AM May 16, 2024Observed: 4.03 ft at 4:30AM May 16, 2024Observed: 4.03 ft at 4:45AM May 16, 2024Observed: 4.03 ft at 5:00AM May 16, 2024Observed: 4.03 ft at 5:15AM May 16, 2024Observed: 4.02 ft at 5:30AM May 16, 2024Observed: 4.02 ft at 5:45AM May 16, 2024Observed: 4.01 ft at 6:00AM May 16, 2024Observed: 4.01 ft at 6:15AM May 16, 2024Observed: 4.01 ft at 6:30AM May 16, 2024Observed: 3.98 ft at 6:45AM May 16, 2024Observed: 4.01 ft at 7:00AM May 16, 2024Observed: 4 ft at 7:15AM May 16, 2024Observed: 4 ft at 7:30AM May 16, 2024Observed: 4.01 ft at 7:45AM May 16, 2024Observed: 3.99 ft at 8:00AM May 16, 2024Observed: 4 ft at 8:15AM May 16, 2024Observed: 3.99 ft at 8:30AM May 16, 2024Observed: 4 ft at 8:45AM May 16, 2024Observed: 4 ft at 10:00AM May 16, 2024Observed: 4 ft at 10:15AM May 16, 2024Observed: 3.99 ft at 10:30AM May 16, 2024Observed: 4 ft at 10:45AM May 16, 2024Observed: 3.99 ft at 11:00AM May 16, 2024Observed: 3.98 ft at 11:15AM May 16, 2024Observed: 3.99 ft at 11:30AM May 16, 2024Observed: 3.99 ft at 11:45AM May 16, 2024Observed: 3.99 ft at 12:00PM May 16, 2024Observed: 4 ft at 12:15PM May 16, 2024Observed: 3.98 ft at 12:30PM May 16, 2024Observed: 3.99 ft at 12:45PM May 16, 2024Observed: 3.99 ft at 1:00PM May 16, 2024Observed: 3.98 ft at 1:15PM May 16, 2024Observed: 3.97 ft at 1:30PM May 16, 2024Observed: 3.99 ft at 1:45PM May 16, 2024Observed: 3.98 ft at 2:00PM May 16, 2024Observed: 3.99 ft at 2:15PM May 16, 2024Observed: 4 ft at 2:30PM May 16, 2024Observed: 4.01 ft at 2:45PM May 16, 2024Observed: 4.01 ft at 3:00PM May 16, 2024Observed: 4 ft at 3:15PM May 16, 2024Observed: 4 ft at 3:30PM May 16, 2024Observed: 3.99 ft at 3:45PM May 16, 2024Observed: 3.99 ft at 4:00PM May 16, 2024Observed: 3.99 ft at 4:15PM May 16, 2024Observed: 4.01 ft at 4:30PM May 16, 2024Observed: 3.99 ft at 4:45PM May 16, 2024Observed: 4 ft at 5:00PM May 16, 2024Observed: 4 ft at 5:15PM May 16, 2024Observed: 4.01 ft at 5:30PM May 16, 2024Observed: 4 ft at 5:45PM May 16, 2024Observed: 3.99 ft at 6:00PM May 16, 2024Observed: 4 ft at 6:15PM May 16, 2024Observed: 3.99 ft at 6:30PM May 16, 2024Observed: 3.99 ft at 6:45PM May 16, 2024Observed: 4 ft at 7:00PM May 16, 2024Observed: 3.99 ft at 7:15PM May 16, 2024Observed: 4 ft at 7:30PM May 16, 2024Observed: 3.99 ft at 7:45PM May 16, 2024Observed: 3.99 ft at 8:00PM May 16, 2024Observed: 3.99 ft at 8:15PM May 16, 2024Observed: 3.99 ft at 8:30PM May 16, 2024Observed: 3.99 ft at 8:45PM May 16, 2024Observed: 4 ft at 9:00PM May 16, 2024Observed: 3.98 ft at 9:15PM May 16, 2024Observed: 3.98 ft at 9:30PM May 16, 2024Observed: 3.98 ft at 9:45PM May 16, 2024Observed: 3.96 ft at 10:00PM May 16, 2024Observed: 3.98 ft at 10:15PM May 16, 2024Observed: 3.98 ft at 10:30PM May 16, 2024Observed: 3.97 ft at 10:45PM May 16, 2024Observed: 3.97 ft at 11:00PM May 16, 2024Observed: 3.97 ft at 11:15PM May 16, 2024Observed: 3.97 ft at 11:30PM May 16, 2024Observed: 3.97 ft at 11:45PM May 16, 2024Observed: 3.98 ft at 12:00AM May 17, 2024Observed: 3.97 ft at 12:15AM May 17, 2024Observed: 3.96 ft at 12:30AM May 17, 2024Observed: 3.96 ft at 12:45AM May 17, 2024Observed: 3.96 ft at 1:00AM May 17, 2024Observed: 3.94 ft at 1:15AM May 17, 2024Observed: 3.96 ft at 1:30AM May 17, 2024Observed: 3.96 ft at 1:45AM May 17, 2024Observed: 3.95 ft at 2:00AM May 17, 2024Observed: 3.96 ft at 2:15AM May 17, 2024Observed: 3.95 ft at 2:30AM May 17, 2024Observed: 3.95 ft at 2:45AM May 17, 2024Observed: 3.97 ft at 3:00AM May 17, 2024Observed: 3.96 ft at 3:15AM May 17, 2024Observed: 3.97 ft at 3:30AM May 17, 2024Observed: 3.97 ft at 3:45AM May 17, 2024Observed: 3.97 ft at 4:00AM May 17, 2024Observed: 3.97 ft at 4:15AM May 17, 2024Observed: 3.96 ft at 4:30AM May 17, 2024Observed: 3.97 ft at 4:45AM May 17, 2024Observed: 3.96 ft at 5:00AM May 17, 2024Observed: 3.96 ft at 5:15AM May 17, 2024Observed: 3.96 ft at 5:30AM May 17, 2024Observed: 3.96 ft at 5:45AM May 17, 2024Observed: 3.96 ft at 6:00AM May 17, 2024Observed: 3.96 ft at 6:15AM May 17, 2024Observed: 3.96 ft at 6:30AM May 17, 2024Observed: 3.96 ft at 6:45AM May 17, 2024Observed: 3.96 ft at 7:00AM May 17, 2024Observed: 3.95 ft at 7:15AM May 17, 2024Observed: 3.96 ft at 7:30AM May 17, 2024Observed: 3.95 ft at 7:45AM May 17, 2024Observed: 3.95 ft at 8:00AM May 17, 2024Observed: 3.95 ft at 8:15AM May 17, 2024Observed: 3.96 ft at 8:30AM May 17, 2024Observed: 3.95 ft at 8:45AM May 17, 2024Observed: 3.95 ft at 9:00AM May 17, 2024Observed: 3.95 ft at 9:15AM May 17, 2024Observed: 3.95 ft at 9:30AM May 17, 2024Observed: 3.95 ft at 9:45AM May 17, 2024Observed: 3.96 ft at 10:00AM May 17, 2024Observed: 3.94 ft at 10:15AM May 17, 2024Observed: 3.92 ft at 10:30AM May 17, 2024Observed: 3.93 ft at 10:45AM May 17, 2024Observed: 3.92 ft at 11:00AM May 17, 2024Observed: 3.93 ft at 11:15AM May 17, 2024Observed: 3.93 ft at 11:30AM May 17, 2024Observed: 3.93 ft at 11:45AM May 17, 2024Observed: 3.93 ft at 12:00PM May 17, 2024Observed: 3.93 ft at 12:15PM May 17, 2024Observed: 3.92 ft at 12:30PM May 17, 2024Observed: 3.93 ft at 12:45PM May 17, 2024Observed: 3.92 ft at 1:00PM May 17, 2024Observed: 3.92 ft at 1:15PM May 17, 2024Observed: 3.92 ft at 1:30PM May 17, 2024Observed: 3.92 ft at 1:45PM May 17, 2024Observed: 3.92 ft at 2:00PM May 17, 2024Observed: 3.92 ft at 2:15PM May 17, 2024Observed: 3.91 ft at 2:30PM May 17, 2024Observed: 3.91 ft at 2:45PM May 17, 2024Observed: 3.92 ft at 3:00PM May 17, 2024Observed: 3.9 ft at 3:15PM May 17, 2024Observed: 3.91 ft at 3:30PM May 17, 2024Observed: 3.92 ft at 3:45PM May 17, 2024Observed: 3.92 ft at 4:00PM May 17, 2024Observed: 3.92 ft at 4:15PM May 17, 2024Observed: 3.93 ft at 4:30PM May 17, 2024Observed: 3.92 ft at 4:45PM May 17, 2024Observed: 3.92 ft at 5:00PM May 17, 2024Observed: 3.91 ft at 5:15PM May 17, 2024Observed: 3.91 ft at 5:30PM May 17, 2024Observed: 3.91 ft at 5:45PM May 17, 2024Observed: 3.9 ft at 6:00PM May 17, 2024Observed: 3.91 ft at 6:15PM May 17, 2024Observed: 3.9 ft at 6:30PM May 17, 2024Observed: 3.9 ft at 6:45PM May 17, 2024Observed: 3.9 ft at 7:00PM May 17, 2024Observed: 3.9 ft at 7:15PM May 17, 2024Observed: 3.89 ft at 7:30PM May 17, 2024Observed: 3.9 ft at 7:45PM May 17, 2024Observed: 3.9 ft at 8:00PM May 17, 2024Observed: 3.9 ft at 8:15PM May 17, 2024Observed: 3.89 ft at 8:30PM May 17, 2024Observed: 3.89 ft at 8:45PM May 17, 2024Observed: 3.89 ft at 9:00PM May 17, 2024Observed: 3.9 ft at 9:15PM May 17, 2024Observed: 3.89 ft at 9:30PM May 17, 2024Observed: 3.87 ft at 9:45PM May 17, 2024Observed: 3.89 ft at 10:00PM May 17, 2024Observed: 3.89 ft at 10:15PM May 17, 2024Observed: 3.88 ft at 10:30PM May 17, 2024Observed: 3.89 ft at 10:45PM May 17, 2024Observed: 3.88 ft at 11:00PM May 17, 2024Observed: 3.87 ft at 11:15PM May 17, 2024Observed: 3.88 ft at 11:30PM May 17, 2024Observed: 3.87 ft at 11:45PM May 17, 2024Observed: 3.87 ft at 12:00AM May 18, 2024Observed: 3.87 ft at 12:15AM May 18, 2024Observed: 3.87 ft at 12:30AM May 18, 2024Observed: 3.87 ft at 12:45AM May 18, 2024Observed: 3.87 ft at 1:00AM May 18, 2024Observed: 3.87 ft at 1:15AM May 18, 2024Observed: 3.86 ft at 1:30AM May 18, 2024Observed: 3.87 ft at 1:45AM May 18, 2024Observed: 3.87 ft at 2:00AM May 18, 2024Observed: 3.86 ft at 2:15AM May 18, 2024Observed: 3.86 ft at 2:30AM May 18, 2024Observed: 3.86 ft at 2:45AM May 18, 2024Observed: 3.87 ft at 3:00AM May 18, 2024Observed: 3.85 ft at 3:15AM May 18, 2024Observed: 3.85 ft at 3:30AM May 18, 2024Observed: 3.85 ft at 3:45AM May 18, 2024Observed: 3.84 ft at 4:00AM May 18, 2024Observed: 3.84 ft at 4:15AM May 18, 2024Observed: 3.83 ft at 4:30AM May 18, 2024Observed: 3.83 ft at 4:45AM May 18, 2024Observed: 3.83 ft at 5:00AM May 18, 2024Observed: 3.83 ft at 5:15AM May 18, 2024Observed: 3.83 ft at 5:30AM May 18, 2024Observed: 3.83 ft at 5:45AM May 18, 2024Observed: 3.83 ft at 6:00AM May 18, 2024Observed: 3.82 ft at 6:15AM May 18, 2024Observed: 3.83 ft at 6:30AM May 18, 2024Observed: 3.82 ft at 6:45AM May 18, 2024Observed: 3.83 ft at 7:00AM May 18, 2024Observed: 3.82 ft at 7:15AM May 18, 2024Observed: 3.84 ft at 7:30AM May 18, 2024Observed: 3.85 ft at 7:45AM May 18, 2024Observed: 3.84 ft at 8:00AM May 18, 2024Observed: 3.84 ft at 8:15AM May 18, 2024Observed: 3.85 ft at 8:30AM May 18, 2024Observed: 3.84 ft at 8:45AM May 18, 2024Observed: 3.84 ft at 9:00AM May 18, 2024Observed: 3.84 ft at 9:15AM May 18, 2024Observed: 3.85 ft at 9:30AM May 18, 2024Observed: 3.84 ft at 9:45AM May 18, 2024Observed: 3.84 ft at 10:00AM May 18, 2024Observed: 3.84 ft at 10:15AM May 18, 2024Observed: 3.84 ft at 10:30AM May 18, 2024Observed: 3.84 ft at 10:45AM May 18, 2024Observed: 3.84 ft at 11:00AM May 18, 2024Observed: 3.85 ft at 11:15AM May 18, 2024Observed: 3.84 ft at 11:30AM May 18, 2024Observed: 3.85 ft at 11:45AM May 18, 2024Observed: 3.84 ft at 12:00PM May 18, 2024Observed: 3.84 ft at 12:15PM May 18, 2024Observed: 3.84 ft at 12:30PM May 18, 2024Observed: 3.84 ft at 12:45PM May 18, 2024Observed: 3.84 ft at 1:00PM May 18, 2024Observed: 3.84 ft at 1:15PM May 18, 2024Observed: 3.85 ft at 1:30PM May 18, 2024Observed: 3.85 ft at 1:45PM May 18, 2024Observed: 3.84 ft at 2:00PM May 18, 2024Observed: 3.84 ft at 2:15PM May 18, 2024Observed: 3.83 ft at 2:30PM May 18, 2024Observed: 3.83 ft at 2:45PM May 18, 2024Observed: 3.84 ft at 3:00PM May 18, 2024Observed: 3.85 ft at 3:15PM May 18, 2024Observed: 3.83 ft at 3:30PM May 18, 2024Observed: 3.84 ft at 3:45PM May 18, 2024Observed: 3.84 ft at 4:00PM May 18, 2024Observed: 3.84 ft at 4:15PM May 18, 2024Observed: 3.85 ft at 4:30PM May 18, 2024Observed: 3.85 ft at 4:45PM May 18, 2024Observed: 3.85 ft at 5:00PM May 18, 2024Observed: 3.85 ft at 5:15PM May 18, 2024Observed: 3.85 ft at 5:30PM May 18, 2024Observed: 3.86 ft at 5:45PM May 18, 2024Observed: 3.85 ft at 6:00PM May 18, 2024Observed: 3.85 ft at 6:15PM May 18, 2024Observed: 3.85 ft at 6:30PM May 18, 2024Observed: 3.85 ft at 6:45PM May 18, 2024Observed: 3.85 ft at 7:00PM May 18, 2024Observed: 3.85 ft at 7:15PM May 18, 2024Observed: 3.85 ft at 7:30PM May 18, 2024Observed: 3.86 ft at 7:45PM May 18, 2024Observed: 3.86 ft at 8:00PM May 18, 2024Observed: 3.86 ft at 8:15PM May 18, 2024Observed: 3.86 ft at 8:30PM May 18, 2024Observed: 3.86 ft at 8:45PM May 18, 2024Forecast: 3.8 ft 2:00AM May 19, 2024Forecast: 3.8 ft 8:00AM May 19, 2024Forecast: 3.9 ft 2:00PM May 19, 2024Forecast: 3.9 ft 8:00PM May 19, 2024Forecast: 4 ft 2:00AM May 20, 2024Forecast: 4 ft 8:00AM May 20, 2024Forecast: 4.1 ft 2:00PM May 20, 2024Forecast: 4.5 ft 8:00PM May 20, 2024Highest Forecast: 4.7 ft 2:00AM May 21, 2024Forecast: 4.6 ft 8:00AM May 21, 2024USGS--Water Resources of the United StatesBRKM2(plotting HGIRG) Graph Created (9:26PM May 18, 2024)ObservedForecast (issued 9:35AM May 18)Latest observed value: 3.86 ft at 8:45 PM EDT 18-May-2024. Flood Stage is 10 ft
Flood Categories (in feet)
Major Flood Stage: 14
Moderate Flood Stage: 12
Flood Stage: 10
Action Stage: 5
Low Stage (in feet): -9999

Historic Crests
(1) 28.10 ft on 03/19/1936
(2) 26.88 ft on 10/17/1942
(3) 23.30 ft on 04/28/1937
(4) 22.03 ft on 06/24/1972
(5) 19.29 ft on 01/21/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 10.16 ft on 05/09/2022 (P)
(2) 11.56 ft on 12/17/2018
(3) 11.01 ft on 09/29/2018
(4) 10.85 ft on 09/11/2018
(5) 12.38 ft on 06/05/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
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(Baltimore/Washington) Sterling Weather Forecast Office
43858 Weather Service Rd.
Sterling, VA 20166
(571) 888-3500
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