Rivers in Montana

Poplar River near Poplar

Roosevelt County, MontanaNWS PLRM8USGS 06181000Glasgow office

Below flood stage
7.23ftStage

Observed Wed, Sep 23, 12:30 AM MDT

Flood stage
16.00 ft
Record crest
22.60 ft2017

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood20.00 ft
Moderate flood18.00 ft
Minor flood16.00 ft
Action14.00 ft
  1. 21.00 ftWest end of high school football field begins to flood.
  2. 20.00 ftAmerican Legion Park begins to flood.
  3. 16.00 ftLow lying areas near gage site begins to flood.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor floodingUnder 5%
Moderate floodingUnder 5%
Major floodingUnder 5%

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

Crest history

4 crests on NOAA’s list since 2017.

#DateStage
1March 18, 201722.60 ft
2April 17, 202317.77 ft
3March 11, 202016.20 ft
4February 28, 202514.58 ft

Most recent crests

  • February 28, 2025: 14.58 ft
  • April 17, 2023: 17.77 ft
  • March 11, 2020: 16.20 ft
  • March 18, 2017: 22.60 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

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 during winter months.

Sources

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.