Poplar River near Poplar, MT
River level and flood forecast · Roosevelt County
Normal7.2 ftas of Mon 1:30 PM
The river is 8.8 ft below flood stage (16 ft).
Flow: 37 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.
Flood stages
| Major flood stage | 20 ft |
| Moderate flood stage | 18 ft |
| Flood stage | 16 ft |
| Action stage | 14 ft |
| Record crest (March 18, 2017) | 22.6 ft |
What floods at each level
From the National Weather Service, highest first.
- 21 ftWest end of high school football field begins to flood.
- 20 ftAmerican Legion Park begins to flood.
- 16 ftLow lying areas near gage site begins to flood.
Highest crests on record
- 22.6 ft — March 18, 2017
- 17.77 ft — April 17, 2023
- 16.2 ft — March 11, 2020
- 14.58 ft — February 28, 2025
Recent crests: 14.58 ft (February 28, 2025) · 17.77 ft (April 17, 2023) · 16.2 ft (March 11, 2020) · 22.6 ft (March 18, 2017)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (PLRM8); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.