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Visit for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

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Hydrograph River at a Glance Download
Shell Creek near Shell Stage (ft)Flow (cfs)SHEW4(plotting HGIRG) Graph Created (8:04AM Nov 26, 2022)Flood Stage is 6.5 ft
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About this graph
Tabular Data (UTC)
Tabular Data (MST)
XML Data
RSS Files
Datum: NGVD29
NOTE: Forecasts for the Shell Creek near Shell are issued routinely during the warm season, and as needed at other times of the year.
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Flood Categories (in feet)
Major Flood Stage: 7.5
Moderate Flood Stage: 7
Flood Stage: 6.5
Action Stage: 5.5
Low Stage (in feet): -9999

Historic Crests
(1) 7.49 ft on 06/24/1945
(2) 7.33 ft on 06/30/2011
(3) 6.67 ft on 06/16/1995
(4) 6.49 ft on 06/11/1953
(5) 6.46 ft on 06/13/1965
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(P): Preliminary values subject to further review.

Recent Crests
(1) 5.19 ft on 06/08/2019
(2) 6.40 ft on 05/28/2018
(3) 4.51 ft on 06/06/2017
(4) 3.78 ft on 06/08/2016
(5) 4.56 ft on 06/02/2015
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(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to

Zoom Level:9
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.
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If you notice any errors in the below information, please contact our Webmaster
7.5 Record stage---(6/24/1945).
7.33 Record flow---4,868 cfs (6/30/2011).
7 Water overtopping bridge at Kedesh Guest Ranch. Road on either side of bridge may become impassable.
6.5 Flood stage. Water near top bridge at Kedesh Guest Ranch. Low lying areas adjacent to bridge will have standing water.
5.5 Bankfull stage. Water approaching base of bridge at Kedesh Guest Ranch.
(1) Record Flow---Bridge at Kedesh Guest Ranch (near 3,200 cfs)---June 2011
(2) Looking Upstream---Moderate Flow
(3) Looking Downstream---Moderate Flow
(4) Looking Upstream---Low Flow
(5) Looking Downstream---Low Flow
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Latitude: 44.564960° N, Longitude: 107.712870° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 6.5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 4370.05 ft 4376.55 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

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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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Page last modified: 2-Nov-2020 7:28 PM
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