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This probabilistic forecast is issued by the Ohio River Forecast Center.
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About this graph
Forecasts for the Green River (KY) at Calhoun Lock and Dam are issued routinely year-round.
Return to Area Map

Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 32
Moderate Flood Stage: 26
Flood Stage: 23
Action Stage: 18
Low Stage (in feet): 9.5

Historic Crests
(1) 43.75 ft on 01/27/1937
(2) 36.80 ft on 01/01/1913
(3) 36.30 ft on 01/16/1950
(4) 34.37 ft on 03/11/1997
(5) 34.01 ft on 05/07/2011
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 25.40 ft on 02/28/2022
(2) 24.59 ft on 01/13/2022
(3) 29.69 ft on 03/09/2021
(4) 27.25 ft on 02/18/2020
(5) 30.69 ft on 03/01/2019
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.11 ft on 10/22/1939
(2) 7.75 ft on 01/01/1901
(3) 9.52 ft on 08/31/2012
Show More Low Water Records
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
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 & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
42.4 This flood will exceed the highest stage on record. 60 percent of McLean county is inundated.
33 The entire town of Rumsey is flooded.
32 Major flooding occurs. State Road KY 81 becomes blocked.
30 Lower Calhoun begins flooding. A large portion of Rumsey is flooded and evacuation of homes becomes necessary.
26 Moderate flooding occurs with thousands of acreage flooded in the Island, Rumsey, and Jewel City areas.
23 Minor flooding occurs affecting mainly agricultural bottomland and low lying areas.
Photos
(1) Calhoun Lock and Dam
(2) Green River Upstream
(3) Green River Downstream
(4) Gage House and Staff Gage
(5) Facing SE toward Rumsey

Other Real-time and/or Archive Data Sources:
Additional Information Collapse
How low could the river get?
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
National Weather Service
Paducah Weather Forecast Office
8250 Highway 3520
West Paducah, KY 42086-6440
(270) 744-6440
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