Wind River at Riverton

1. 12.50 ftWater 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.
2. 12.00 ftFlood 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.
3. 11.00 ftMajor flooding of homes along the right bank. Water begins to encroach low lying areas west of Highway 789.
4. 10.00 ftExtensive agricultural flooding downstream of Riverton near the Black Bridge and Hidden Valley area. Water begins to encroach homes along the right bank.
5. 9.00 ftFlood 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.
6. 8.00 ftBankfull stage. Minor flooding downstream along left bank near Black Bridge begins.

Chance of flooding, September to November

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 23, 2026.

Most recent crests

• June 6, 2021: 7.82 ft
• June 30, 2020: 9.30 ft
• June 16, 2019: 9.20 ft
• June 19, 2018: 11.06 ft
• May 29, 2018: 10.01 ft
• June 10, 2017: 12.06 ft
• June 11, 2016: 8.68 ft
• June 12, 2015: 10.27 ft
• June 28, 2014: 8.20 ft
• May 31, 2014: 9.51 ft

• UpstreamWind River at Kinnear
• Little Wind River at Riverton
• Wind River
• Little Popo Agie River at Hudson
• Five Mile Creek
• Middle Fork Popo Agie River at Lander
• Little Popo Agie River at Lander
• Little Wind River at Fort Washakie

Forecasts by the Missouri Basin River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. Stage may be affected by ice.

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.