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This probabilistic forecast is issued by the Northwest River Forecast Center.
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About this graph
Forecasts for the Fall River (WY-ID) near Chester are issued routinely year-round.
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Downstream Gauge Downstream Gauge - at St Anthony
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 6.5
Action Stage: 6
Low Stage (in feet): -9999

Historic Crests
(1) 7.83 ft on 06/09/1981
(2) 7.53 ft on 06/08/2011
(3) 6.92 ft on 06/08/2010
(4) 6.60 ft on 06/27/1927
(5) 6.56 ft on 05/17/1996
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(P): Preliminary values subject to further review.

Recent Crests
(1) 5.16 ft on 05/17/2019
(2) 5.10 ft on 05/24/2018
(3) 5.00 ft on 06/14/2017
(4) 4.23 ft on 05/20/2016
(5) 4.02 ft on 05/17/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.74 ft on 06/27/1961
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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
6.5 or 6767 cfs... River reaches wood shingles part of gage house at 6.5 feet, overflow occurs in lowlying floodplains slightly before that level. Side channels exist where water can go at higher flows. No known impacts to flooding.

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
Historical Peak Flows     (Scroll to Streamflow Statistics for more years)
USGS Historical Peak Flows Explanation
Graphical View of Historical Peak Flows and Gage Analysis 

25   Year Peak Flood 5930 CFS or 6.17 ft
50   Year Peak Flood 6530 CFS or 6.44 ft
100 Year Peak Flood 7140 CFS or 6.70 ft
200 Year Peak Flood 7750 CFS or 6.94 ft
500 Year Peak Flood 8570 CFS or 7.26 ft
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
Pocatello Weather Forecast Office
1945 Beechcraft Ave
Pocatello, ID 83204
(208) 232-9306
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Page last modified: 2-Nov-2020 7:28 PM
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