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This probabilistic forecast is issued by the Colorado Basin River Forecast Center.
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About this graph
Forecasts for the Henrys Fork at Manila are issued routinely year-round.
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Zoom Level:11
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 7
Action Stage: 6.5
Low Stage (in feet): -9999

Historic Crests
(1) 9.65 ft on 06/08/1957
(2) 9.42 ft on 07/15/1959
(3) 8.47 ft on 06/09/1955
(4) 8.17 ft on 05/27/1956
(5) 7.40 ft on 07/29/1982
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 5.97 ft on 06/15/2019 (P)
(2) 5.89 ft on 05/12/2018 (P)
(3) 5.47 ft on 06/06/2017
(4) 6.93 ft on 06/08/2016
(5) 5.96 ft on 05/25/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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
9.65 Record stage---(6/8/1957).
8 A few houses downstream may have standing water near them. Widespread pastureland flooding.
7.19 Record flow---6,750 cfs (8/3/1936).
7 Flodd stage. Minor flooding of pastureland upstream and downstream of gage.
6.5 Bankfull stage.
Photos
(1) Looking Upstream---High Flow (near 2,400 cfs)---June 2010
(2) Looking Downstream--High Flow (near 2,400 cfs)---June 2010
(3) Looking Upstream---Moderate Flow
(4) Looking Downstream---Moderate Flow

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
Riverton Weather Forecast Office
12744 West U.S. Highway 26
Riverton, WY 82501
(307) 857-3898
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