Belle Fourche Reservoir, SD
River level and flood forecast · Butte County
Normal2957.9 ftas of Tue 3:15 PM
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 5 PM. Forecasts change as rain falls and as upstream water arrives.
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An email when the National Weather Service forecasts Belle Fourche Reservoir to flood, when it floods, and when it's over.
Flood stages
| Near flood stage | 2975 ft |
| Record crest (June 7, 2008) | 2975.92 ft |
What floods at each level
From the National Weather Service, highest first.
- 2990 ftDam crest.
- 2984.4 ftMaximum surface or top of surcharge elevation.
- 2975 ftTop of active conservation pool.
- 2927 ftTop of dead pool elevation.
- 2893 ftStreambed elevation.
Highest crests on record
- 2975.92 ft — June 7, 2008
- 2975.8 ft — May 12, 1978
- 2975.69 ft — May 26, 2011
- 2975.58 ft — May 30, 1996
- 2975.31 ft — April 17, 2009
Recent crests: 2974.27 ft (June 3, 2024) · 2974.47 ft (June 13, 2022) · 2974.67 ft (May 1, 2021) · 2973.98 ft (May 20, 2020) · 2974.65 ft (May 24, 2019)
Up and down the river, and nearby
- DownstreamBelle Fourche River near Sturgis, SD
- Belle Fourche River near Fruitdale, SD
- Redwater River (SD) above Belle Fourche, SD
- Whitewood Creek above Vale, SD
- Whitewood Creek near Whitewood, SD
- Belle Fourche River at Wyoming-South Dakota State Line, SD
- Spearfish Creek at Spearfish, SD
- Whitewood Creek above Whitewood, SD
- Redwater Creek (WY) at Wyoming-South Dakota State Line, SD
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (BEFS2); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.