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This probabilistic forecast is issued by the Lower Mississippi River Forecast Center.
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About this graph
Forecasts for the Powell River near Jonesville are issued routinely year-round.
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Downstream Gauge Downstream Gauge - near Arthur
Zoom Level:15
Flood Categories (in feet)
Major Flood Stage: 35
Moderate Flood Stage: 30
Flood Stage: 18
Action Stage: 15
Low Stage (in feet): 0

Historic Crests
(1) 44.32 ft on 04/05/1977
(2) 33.36 ft on 03/12/1963
(3) 33.00 ft on 01/18/1918
(4) 32.40 ft on 03/18/2002
(5) 32.16 ft on 12/31/1969
(6) 30.80 ft on 01/08/1946
(7) 30.12 ft on 02/16/2003
(8) 29.28 ft on 02/11/2018
(9) 29.03 ft on 03/07/1967
(10) 27.25 ft on 02/06/2020
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(P): Preliminary values subject to further review.

Recent Crests
(1) 21.29 ft on 02/17/2023 (P)
(2) 23.84 ft on 03/28/2021
(3) 19.27 ft on 04/13/2020
(4) 27.25 ft on 02/06/2020
(5) 19.98 ft on 02/24/2019
(6) 29.28 ft on 02/11/2018
(7) 21.24 ft on 04/24/2017
(8) 26.20 ft on 03/05/2015
(9) 18.22 ft on 01/31/2013
(10) 18.94 ft on 05/03/2010
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.68 ft on 10/18/1961
(2) 0.78 ft on 10/26/1941
(3) 0.80 ft on 10/11/1943
(4) 0.80 ft on 10/10/1943
(5) 0.81 ft on 12/27/1983
Show More Low Water Records
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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 & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
44.3 The river is six feet higher than the Highway 70 bridge. More than 40 homes are flooded and over 500 acres are inundated.
40 This is two feet over the road on the Highway 70 bridge. About 30 homes are affected with over 400 acres flooded.
38 The river reaches the pavement on top of the Highway 70 bridge.
35 Between twelve and fifteen homes are affected and around 300 acres are flooded.
32 The river reaches the bottom of the Highway 70 bridge.
30 About a half dozen homes are affected and 200 acres around Highway 70 are flooded.
25 A few homes are slightly affected and about 100 acres are flooded.
20 Low lying sections of Routes 641 and 783 are affected and some private driveways are flooded.
18 The river invades several fields and reaches a few farm buildings.

Other Real-time and/or Archive Data Sources:

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
Morristown Weather Forecast Office
5974 Commerce Blvd.
Morristown, TN 37814
(423) 586-3771
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Page last modified: 2-Nov-2020 7:30 PM
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