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Tennessee River At Johnsonville (NJNT1)

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NOTE: Gauge reading affected by reservoir operations.
Flood Stage: 361.5 Feet
Latest Stage: 359.12
Current Warnings/Statements/Advisories:Special Weather Statement
at Johnsonville
Stage (ft)Observed: 358.64 ft at 5:00AM Jul 10, 2020Observed: 358.64 ft at 6:00AM Jul 10, 2020Observed: 358.64 ft at 7:00AM Jul 10, 2020Observed: 358.7 ft at 8:00AM Jul 10, 2020Observed: 358.7 ft at 9:00AM Jul 10, 2020Observed: 358.69 ft at 10:00AM Jul 10, 2020Observed: 358.69 ft at 11:00AM Jul 10, 2020Observed: 358.69 ft at 12:00PM Jul 10, 2020Observed: 358.69 ft at 1:00PM Jul 10, 2020Observed: 358.68 ft at 2:00PM Jul 10, 2020Observed: 358.68 ft at 3:00PM Jul 10, 2020Observed: 358.67 ft at 4:00PM Jul 10, 2020Observed: 358.65 ft at 5:00PM Jul 10, 2020Observed: 358.64 ft at 6:00PM Jul 10, 2020Observed: 358.62 ft at 7:00PM Jul 10, 2020Observed: 358.6 ft at 8:00PM Jul 10, 2020Observed: 358.59 ft at 9:00PM Jul 10, 2020Observed: 358.59 ft at 10:00PM Jul 10, 2020Observed: 358.59 ft at 11:00PM Jul 10, 2020Observed: 358.61 ft at 12:00AM Jul 11, 2020Observed: 358.62 ft at 1:00AM Jul 11, 2020Observed: 358.65 ft at 2:00AM Jul 11, 2020Observed: 358.67 ft at 3:00AM Jul 11, 2020Observed: 358.68 ft at 4:00AM Jul 11, 2020Observed: 358.69 ft at 5:00AM Jul 11, 2020Observed: 358.7 ft at 6:00AM Jul 11, 2020Observed: 358.7 ft at 7:00AM Jul 11, 2020Observed: 358.69 ft at 8:00AM Jul 11, 2020Observed: 358.69 ft at 9:00AM Jul 11, 2020Observed: 358.68 ft at 10:00AM Jul 11, 2020Observed: 358.68 ft at 11:00AM Jul 11, 2020Observed: 358.68 ft at 12:00PM Jul 11, 2020Observed: 358.67 ft at 1:00PM Jul 11, 2020Observed: 358.67 ft at 2:00PM Jul 11, 2020Observed: 358.66 ft at 3:00PM Jul 11, 2020Observed: 358.65 ft at 4:00PM Jul 11, 2020Observed: 358.64 ft at 5:00PM Jul 11, 2020Observed: 358.62 ft at 6:00PM Jul 11, 2020Observed: 358.6 ft at 7:00PM Jul 11, 2020Observed: 358.58 ft at 8:00PM Jul 11, 2020Observed: 358.57 ft at 9:00PM Jul 11, 2020Observed: 358.57 ft at 10:00PM Jul 11, 2020Observed: 358.57 ft at 11:00PM Jul 11, 2020Observed: 358.58 ft at 12:00AM Jul 12, 2020Observed: 358.59 ft at 1:00AM Jul 12, 2020Observed: 358.61 ft at 2:00AM Jul 12, 2020Observed: 358.62 ft at 3:00AM Jul 12, 2020Observed: 358.63 ft at 4:00AM Jul 12, 2020Observed: 358.63 ft at 5:00AM Jul 12, 2020Observed: 358.63 ft at 6:00AM Jul 12, 2020Observed: 358.92 ft at 7:00AM Jul 12, 2020Observed: 358.96 ft at 8:00AM Jul 12, 2020Observed: 358.99 ft at 9:00AM Jul 12, 2020Observed: 359.02 ft at 10:00AM Jul 12, 2020Observed: 359.05 ft at 11:00AM Jul 12, 2020Observed: 359.09 ft at 12:00PM Jul 12, 2020Observed: 359.13 ft at 1:00PM Jul 12, 2020Observed: 359.17 ft at 2:00PM Jul 12, 2020Highest Observation: 359.18 ft at 3:00PM Jul 12, 2020Highest Observation: 359.18 ft at 4:00PM Jul 12, 2020Observed: 359.16 ft at 5:00PM Jul 12, 2020Observed: 359.14 ft at 6:00PM Jul 12, 2020Observed: 359.12 ft at 7:00PM Jul 12, 2020Observed: 359.11 ft at 8:00PM Jul 12, 2020Observed: 359.11 ft at 9:00PM Jul 12, 2020Observed: 359.11 ft at 10:00PM Jul 12, 2020Observed: 359.12 ft at 11:00PM Jul 12, 2020Observed: 359.12 ft at 12:00AM Jul 13, 2020Forecast: 359.12 ft 6:00AM Jul 13, 2020Forecast: 359.09 ft 12:00PM Jul 13, 2020Forecast: 359.13 ft 6:00PM Jul 13, 2020Highest Forecast: 359.16 ft 12:00AM Jul 14, 2020Forecast: 359.09 ft 6:00AM Jul 14, 2020Forecast: 359.03 ft 12:00PM Jul 14, 2020Forecast: 359.05 ft 6:00PM Jul 14, 2020Forecast: 359.03 ft 12:00AM Jul 15, 2020Forecast: 359 ft 6:00AM Jul 15, 2020Forecast: 358.96 ft 12:00PM Jul 15, 2020Forecast: 358.96 ft 6:00PM Jul 15, 2020Forecast: 358.92 ft 12:00AM Jul 16, 2020Forecast: 358.87 ft 6:00AM Jul 16, 2020Forecast: 358.89 ft 12:00PM Jul 16, 2020Forecast: 358.86 ft 6:00PM Jul 16, 2020Forecast: 358.81 ft 12:00AM Jul 17, 2020Forecast: 358.75 ft 6:00AM Jul 17, 2020Forecast: 358.78 ft 12:00PM Jul 17, 2020Forecast: 358.79 ft 6:00PM Jul 17, 2020Forecast: 358.7 ft 12:00AM Jul 18, 2020Forecast: 358.64 ft 6:00AM Jul 18, 2020Forecast: 358.64 ft 12:00PM Jul 18, 2020Forecast: 358.55 ft 6:00PM Jul 18, 2020Forecast: 358.48 ft 12:00AM Jul 19, 2020NJNT1(plotting HGIRZ) Graph Created (4:15AM Jul 13, 2020)ObservedForecast (issued 2:40PM Jul 12)Latest observed value: 359.12 ft at 12:00 AM CDT 13-Jul-2020. Flood Stage is 361.5 ft
KML Image
Gauge LocationGauge Map Marker
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts

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375
The Battle of Johnsonville Park in the Johnsonville State Historic Park is completely flooded.
370
Flood waters are impacting many areas along the river, including areas near the Cuba Landing Marina, New Johnsonville Harbor Campground and Marina, Pebble Isle Marina, Eagle Bay Marina, and Cane Creek Marina.
368
Most of the parking and camping areas at Mason's Boat Dock are flooded, and portions of the Battle of Johnsonville Park in the Johnsonville State Historic Park begin to be impacted. Water approaches the Cuba Landing Marina parking lot, and most of the boat launch area is inundated.
366
Many access roads along and near the river are impacted, including portions of Clydeton Road, Lakefront Drive, Paint Rock Road, and Turkey Creek Road in Humphreys County, Lower Standing Rock Road, Short Creek Road, Bobcat Trail, and Tanasi Trail in Stewart County.
365
Water begins to impact areas near the Cuba Landing Marina, New Johnsonville Harbor Campground and Marina, Pebble Isle Marina, Eagle Bay Marina, and Cane Creek Marina. The Tennessee National Wildlife Refuge near the Duck River is completely flooded.
364
Water approaches the top of the levee at the Tennessee River Wildlife Refuge near the Duck River.
361.5
Low-lying portions of Old Johnsonville Road near the Battle of Johnsonville Park begin to flood, and water approaches some of the parking areas and campgrounds at Mason's Boat Dock near Waverly.
360
Low-lying and agricultural areas along the river from the Interstate 40 bridge to Land Between the Lakes, including boat launches, access points, and portions of the Tennessee River National Wildlife Refuge near the Duck River begin to inundate.
Flood Categories (in feet)
Major Flood Stage: 370
Moderate Flood Stage: 366
Flood Stage: 361.5
Action Stage: 360
Low Stage (in feet): -9999

Historic Crests
(1) 372.64 ft on 05/04/2011
(2) 369.50 ft on 03/04/2019 (P)
(3) 369.24 ft on 05/08/2010
(4) 364.96 ft on 05/12/2013
(5) 364.40 ft on 05/11/2009
(6) 360.53 ft on 04/30/2014
(7) 358.74 ft on 07/27/2012

(P): Preliminary values subject to further review.

Recent Crests
(1) 369.50 ft on 03/04/2019 (P)
(2) 360.53 ft on 04/30/2014
(3) 364.96 ft on 05/12/2013
(4) 358.74 ft on 07/27/2012
(5) 372.64 ft on 05/04/2011
(6) 369.24 ft on 05/08/2010
(7) 364.40 ft on 05/11/2009

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

Observed and Forecast Stages

Observed Data:
Date (UTC)
Stage
Flow
07/13 05:00
359.12 ft
-999 kcfs
07/13 04:00
359.12 ft
-999 kcfs
07/13 03:00
359.11 ft
-999 kcfs
07/13 02:00
359.11 ft
-999 kcfs
07/13 01:00
359.11 ft
-999 kcfs
07/13 00:00
359.12 ft
-999 kcfs
07/12 23:00
359.14 ft
-999 kcfs
07/12 22:00
359.16 ft
-999 kcfs
07/12 21:00
359.18 ft
-999 kcfs
07/12 20:00
359.18 ft
-999 kcfs
07/12 19:00
359.17 ft
-999 kcfs
07/12 18:00
359.13 ft
-999 kcfs
07/12 17:00
359.09 ft
-999 kcfs
07/12 16:00
359.05 ft
-999 kcfs
07/12 15:00
359.02 ft
-999 kcfs
07/12 14:00
358.99 ft
-999 kcfs
07/12 13:00
358.96 ft
-999 kcfs
07/12 12:00
358.92 ft
-999 kcfs
07/12 11:00
358.63 ft
-999 kcfs
07/12 10:00
358.63 ft
-999 kcfs
07/12 09:00
358.63 ft
-999 kcfs
07/12 08:00
358.62 ft
-999 kcfs
07/12 07:00
358.61 ft
-999 kcfs
07/12 06:00
358.59 ft
-999 kcfs
07/12 05:00
358.58 ft
-999 kcfs
07/12 04:00
358.57 ft
-999 kcfs
07/12 03:00
358.57 ft
-999 kcfs
07/12 02:00
358.57 ft
-999 kcfs
07/12 01:00
358.58 ft
-999 kcfs
07/12 00:00
358.6 ft
-999 kcfs
07/11 23:00
358.62 ft
-999 kcfs
07/11 22:00
358.64 ft
-999 kcfs
07/11 21:00
358.65 ft
-999 kcfs
07/11 20:00
358.66 ft
-999 kcfs
07/11 19:00
358.67 ft
-999 kcfs
07/11 18:00
358.67 ft
-999 kcfs
07/11 17:00
358.68 ft
-999 kcfs
07/11 16:00
358.68 ft
-999 kcfs
07/11 15:00
358.68 ft
-999 kcfs
07/11 14:00
358.69 ft
-999 kcfs
07/11 13:00
358.69 ft
-999 kcfs
07/11 12:00
358.7 ft
-999 kcfs
07/11 11:00
358.7 ft
-999 kcfs
07/11 10:00
358.69 ft
-999 kcfs
07/11 09:00
358.68 ft
-999 kcfs
07/11 08:00
358.67 ft
-999 kcfs
07/11 07:00
358.65 ft
-999 kcfs
07/11 06:00
358.62 ft
-999 kcfs
07/11 05:00
358.61 ft
-999 kcfs
07/11 04:00
358.59 ft
-999 kcfs
07/11 03:00
358.59 ft
-999 kcfs
07/11 02:00
358.59 ft
-999 kcfs
07/11 01:00
358.6 ft
-999 kcfs
07/11 00:00
358.62 ft
-999 kcfs
07/10 23:00
358.64 ft
-999 kcfs
07/10 22:00
358.65 ft
-999 kcfs
07/10 21:00
358.67 ft
-999 kcfs
07/10 20:00
358.68 ft
-999 kcfs
07/10 19:00
358.68 ft
-999 kcfs
07/10 18:00
358.69 ft
-999 kcfs
07/10 17:00
358.69 ft
-999 kcfs
07/10 16:00
358.69 ft
-999 kcfs
07/10 15:00
358.69 ft
-999 kcfs
07/10 14:00
358.7 ft
-999 kcfs
07/10 13:00
358.7 ft
-999 kcfs
07/10 12:00
358.64 ft
-999 kcfs
07/10 11:00
358.64 ft
-999 kcfs
07/10 10:00
358.64 ft
-999 kcfs
07/10 09:00
358.63 ft
-999 kcfs
07/10 08:00
358.63 ft
-999 kcfs
07/10 07:00
358.63 ft
-999 kcfs
07/10 06:00
358.62 ft
-999 kcfs
07/10 05:00
358.62 ft
-999 kcfs
07/10 04:00
358.61 ft
-999 kcfs
07/10 03:00
358.6 ft
-999 kcfs
07/10 02:00
358.59 ft
-999 kcfs
07/10 01:00
358.58 ft
-999 kcfs
07/10 00:00
358.58 ft
-999 kcfs
07/09 23:00
358.58 ft
-999 kcfs
07/09 22:00
358.59 ft
-999 kcfs
07/09 21:00
358.6 ft
-999 kcfs
07/09 20:00
358.61 ft
-999 kcfs
07/09 19:00
358.62 ft
-999 kcfs
07/09 18:00
358.63 ft
-999 kcfs
07/09 16:00
358.65 ft
-999 kcfs
07/09 15:00
358.66 ft
-999 kcfs
07/09 14:00
358.68 ft
-999 kcfs
07/09 13:00
358.7 ft
-999 kcfs
07/09 12:00
358.71 ft
-999 kcfs
07/09 11:00
358.67 ft
-999 kcfs
07/09 10:00
358.69 ft
-999 kcfs
07/09 09:00
358.69 ft
-999 kcfs
07/09 08:00
358.7 ft
-999 kcfs
07/09 07:00
358.7 ft
-999 kcfs
07/09 06:00
358.7 ft
-999 kcfs
07/09 05:00
358.71 ft
-999 kcfs
07/09 04:00
358.71 ft
-999 kcfs
07/09 03:00
358.71 ft
-999 kcfs
07/09 02:00
358.72 ft
-999 kcfs
07/09 01:00
358.72 ft
-999 kcfs
07/09 00:00
358.73 ft
-999 kcfs
07/08 23:00
358.73 ft
-999 kcfs
07/08 22:00
358.73 ft
-999 kcfs
07/08 21:00
358.73 ft
-999 kcfs
07/08 20:00
358.73 ft
-999 kcfs
07/08 19:00
358.74 ft
-999 kcfs
07/08 18:00
358.74 ft
-999 kcfs
07/08 17:00
358.75 ft
-999 kcfs
07/08 16:00
358.76 ft
-999 kcfs
07/08 15:00
358.77 ft
-999 kcfs
07/08 14:00
358.78 ft
-999 kcfs
07/08 13:00
358.79 ft
-999 kcfs
07/08 12:00
358.8 ft
-999 kcfs
07/08 11:00
358.78 ft
-999 kcfs
07/08 10:00
358.79 ft
-999 kcfs
07/08 09:00
358.79 ft
-999 kcfs
07/08 08:00
358.79 ft
-999 kcfs
07/08 07:00
358.79 ft
-999 kcfs
07/08 06:00
358.79 ft
-999 kcfs
07/08 05:00
358.79 ft
-999 kcfs
07/08 04:00
358.79 ft
-999 kcfs
07/08 03:00
358.81 ft
-999 kcfs
07/08 02:00
358.83 ft
-999 kcfs
07/08 01:00
358.85 ft
-999 kcfs
07/08 00:00
358.88 ft
-999 kcfs
07/07 23:00
358.91 ft
-999 kcfs
07/07 22:00
358.93 ft
-999 kcfs
07/07 21:00
358.95 ft
-999 kcfs
07/07 20:00
358.96 ft
-999 kcfs
07/07 19:00
358.97 ft
-999 kcfs
07/07 18:00
358.98 ft
-999 kcfs
07/07 17:00
358.99 ft
-999 kcfs
07/07 16:00
359 ft
-999 kcfs
07/07 15:00
359 ft
-999 kcfs
07/07 14:00
359 ft
-999 kcfs
07/07 13:00
358.98 ft
-999 kcfs
07/07 12:00
358.96 ft
-999 kcfs
07/07 11:00
358.82 ft
-999 kcfs
07/07 10:00
358.82 ft
-999 kcfs
07/07 09:00
358.82 ft
-999 kcfs
07/07 08:00
358.83 ft
-999 kcfs
07/07 07:00
358.84 ft
-999 kcfs
07/07 06:00
358.85 ft
-999 kcfs
07/07 05:00
358.87 ft
-999 kcfs
07/07 04:00
358.88 ft
-999 kcfs
07/07 03:00
358.89 ft
-999 kcfs
07/07 02:00
358.9 ft
-999 kcfs
07/07 01:00
358.91 ft
-999 kcfs
07/07 00:00
358.92 ft
-999 kcfs
07/06 23:00
358.93 ft
-999 kcfs
07/06 22:00
358.94 ft
-999 kcfs
07/06 21:00
358.95 ft
-999 kcfs
07/06 20:00
358.97 ft
-999 kcfs
07/06 19:00
358.99 ft
-999 kcfs
07/06 18:00
359.01 ft
-999 kcfs
07/06 17:00
359.03 ft
-999 kcfs
07/06 16:00
359.06 ft
-999 kcfs
07/06 15:00
359.09 ft
-999 kcfs
07/06 14:00
359.11 ft
-999 kcfs
07/06 13:00
359.14 ft
-999 kcfs
07/06 12:00
359.17 ft
-999 kcfs
07/06 11:00
359.19 ft
-999 kcfs
07/06 10:00
359.21 ft
-999 kcfs
07/06 09:00
359.23 ft
-999 kcfs
07/06 08:00
359.25 ft
-999 kcfs
07/06 07:00
359.27 ft
-999 kcfs
07/06 06:00
359.29 ft
-999 kcfs
Forecast Data:
Date (UTC)
Stage
Flow
07/13 11:00
359.12 ft
-999 kcfs
07/13 17:00
359.09 ft
-999 kcfs
07/13 23:00
359.13 ft
-999 kcfs
07/14 05:00
359.16 ft
-999 kcfs
07/14 11:00
359.09 ft
-999 kcfs
07/14 17:00
359.03 ft
-999 kcfs
07/14 23:00
359.05 ft
-999 kcfs
07/15 05:00
359.03 ft
-999 kcfs
07/15 11:00
359 ft
-999 kcfs
07/15 17:00
358.96 ft
-999 kcfs
07/15 23:00
358.96 ft
-999 kcfs
07/16 05:00
358.92 ft
-999 kcfs
07/16 11:00
358.87 ft
-999 kcfs
07/16 17:00
358.89 ft
-999 kcfs
07/16 23:00
358.86 ft
-999 kcfs
07/17 05:00
358.81 ft
-999 kcfs
07/17 11:00
358.75 ft
-999 kcfs
07/17 17:00
358.78 ft
-999 kcfs
07/17 23:00
358.79 ft
-999 kcfs
07/18 05:00
358.7 ft
-999 kcfs
07/18 11:00
358.64 ft
-999 kcfs
07/18 17:00
358.64 ft
-999 kcfs
07/18 23:00
358.55 ft
-999 kcfs
07/19 05:00
358.48 ft
-999 kcfs
07/19 11:00
358.44 ft
-999 kcfs
07/19 17:00
358.4 ft
-999 kcfs
07/19 23:00
358.34 ft
-999 kcfs
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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7777 Walnut Grove Rd, Suite 1
Memphis, TN 38120
(901) 544-0399
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Page last modified: 22-Jun-2020 5:27 PM
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