Tongue River at Tongue River Reservoir, MT
River level and flood forecast · Big Horn County
Normal10.4 ftas of Mon 2:30 PM
Flow: 96 cubic feet per second (USGS).
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.
Highest crests on record
- 18.69 ft — May 30, 2019
- 17.02 ft — May 30, 2018
- 16.63 ft — June 8, 2007
- 16.49 ft — June 11, 2011
- 16.3 ft — May 31, 2014
Recent crests: 14.55 ft (June 12, 2024) · 15.93 ft (June 12, 2023) · 14.91 ft (June 13, 2022) · 13.42 ft (June 7, 2021) · 13.66 ft (June 2, 2020)
Up and down the river, and nearby
- UpstreamTongue River near Decker, MT
- DownstreamTongue River at Birney Day School near Birney, MT
- Rosebud Creek at Reservation Boundary near Kirby, MT
- Rosebud Creek near Lame Deer, MT
- Tongue River at Ashland, MT
- Lodge Grass Creek above Willow Creek diversion near Wyola (closed), MT
- Little Bighorn River at State Line near Wyola, MT
- Powder River (WY-MT) at Moorhead, MT
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (DKRM8); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.