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Weather Forecast Office Riverton, WY

Missouri Basin River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (MDT)

Datum: Not Available

Metadata

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Wind River at Riverton are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge

Flood Categories (in feet)

Major Flood Stage:	12
Moderate Flood Stage:	11
Flood Stage:	9
Action Stage:	8
Low Stage (in feet):	-9999

Historic Crests
(1) 12.06 ft on 06/10/2017
(2) 11.80 ft on 07/02/2011
(3) 11.06 ft on 06/19/2018
(4) 10.86 ft on 06/10/1997
(5) 10.84 ft on 06/20/1999
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 9.20 ft on 06/16/2019
(2) 11.06 ft on 06/19/2018
(3) 10.01 ft on 05/29/2018
(4) 12.06 ft on 06/10/2017
(5) 8.68 ft on 06/11/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.47 ft on 05/28/1977

For more information on your flood risk go to www.floodsmart.gov.

Show FEMA's National Flood Hazard Layers

Zoom Level:14

	Gauge Location	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

If you notice any errors in the below information, please contact our Webmaster
12.5	Water may begin to flow over Highway 789 south of the Riverton Bridge. Continuous monitoring and/or repair of levees and berms is necessary. The river may overtake and overflow irrigation canals upstream of Riverton.
12	Flood waters continue to invade low lying areas west of Highway 789. Highway 789 may be sand leveed by wydot on the south side of the river. Widespread and very extensive agricultural flooding downstream of Riverton near the Black Bridge and Hidden Valley area. Need to monitor closely irrigation canals upstream of Riverton for possibe overflow problems.
11	Major flooding of homes along the right bank. Water begins to encroach low lying areas west of Highway 789.
10	Extensive agricultural flooding downstream of Riverton near the Black Bridge and Hidden Valley area. Water begins to encroach homes along the right bank.
9	Flood stage. Minor flooding along the right and left banks upstream of the Highway 789 Bridge. Agricultural flooding downstream of Riverton near the Black Bridge and Hidden Valley area intensifies.
8	Bankfull stage. Minor flooding downstream along left bank near Black Bridge begins.
Photos (1) Looking Upstream---Very High Flow (near 12,000 cfs)---June 2017 (2) Looking Downstream---Very High Flow (near 12,000 cfs)---June 2017 (3) Looking Upstream---High Flow (near 11,000 cfs)---July 2011 (4) Looking Downstream---High Flow (near 11,000 cfs)---July 2011 (5) Looking Upstream---Moderate Flow (6) Looking Downstream---Moderate Flow (7) Looking Upstream---Low Flow (8) Looking Downstream---Low Flow (9) Looking Upstream---Ice (frequently distorts river stage readings) (10) Looking Downstream---Ice (frequently distorts river stage readings)

About This Location

Latitude: 43.010556° N, Longitude: 108.376111° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	9 ft	Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum	Elevation (gauge height = 0)	Elevation (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	4901.56 ft	4910.56 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:

U.S. Geological Survey (USGS) Data and Site Info for Riverton

Resources

Hydrologic Resources

Additional Resources

Collaborative Agencies

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: 1-Mar-2019 12:33 AM

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