Rivers in Montana
Milk River near Glasgow
Below flood stage
4.70ftStage
Observed Wed, Sep 30, 1:00 PM MDT
- Flood stage
- 25.00 ft
- Record crest
- 34.08 ft2011
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 31.00 ft |
| Moderate flood | 29.00 ft |
| Minor flood | 25.00 ft |
| Action | 23.00 ft |
- 34.08 ftThis matches the level of the record June 2011 flood.
- 34.00 ftHighway 24...Fort Peck Highway will begin to flood a quarter mile south of the Milk River Bridge.
- 33.75 ftHighway 42 also known as Fort Peck Highway near Sullivan Park becomes completely submerged. Traffic barriers should be placed by law enforcement to restrict traffic.
- 33.20 ftThis matches the stage level of the 1952 flood.
- 33.00 ftFort Peck Highway...Montana 42...begins to flood near Sullivan Park.
- 32.79 ftMost roads in the lower Milk River Valley are flooded.
- 31.00 ftFlooding will begin to affect buildings between the Fort Peck Highway and the Milk River east of Glasgow. Sullivan Park will be totally covered by flood waters.
- 30.00 ftStorm drainage valves along Glasgow levee will back-flood into the southside of Glasgow if not closed. Flooding begins on Rahlf Lane off of Highway 24.
- 29.50 ftLivestock/feedlots adjacent to Milk River become isolated by flood water. Livestock relocation to higher ground should have started.
- 29.00 ftWater begins to flow over Whately Road...which is about 7 miles east of Glasgow. Baseball field at Sullivan Park flooded.
- 28.00 ftWater begins to flow across 6th Ave SW also known as Aitken Road south of the Milk River Bridge.
- 26.75 ftBack trail in Sullivan Park begins to flood.
- 26.00 ftSome flooding will also occur on area farmlands.
- 25.00 ftThis is flood stage. Expect some low-land flooding to occur.
Flood outlook
Chance of flooding, October to December
| Category | Chance |
|---|---|
| Minor flooding | 5% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 23, 2026.
Crest history
46 crests on NOAA’s list since 1899.
| # | Date | Stage |
|---|---|---|
| 1 | June 8, 2011 | 34.08 ft |
| 2 | April 18, 1952 | 33.20 ft |
| 3 | April 5, 1912 | 33.00 ft |
| 4 | March 6, 1986 | 32.84 ft |
| 5 | April 16, 2011 | 32.84 ft |
| 6 | March 25, 1939 | 32.80 ft |
| 7 | April 12, 1907 | 32.70 ft |
| 8 | April 12, 1917 | 32.60 ft |
| 9 | April 3, 1978 | 32.50 ft |
| 10 | March 28, 1918 | 32.50 ft |
| 11 | April 2, 1925 | 32.20 ft |
| 12 | October 6, 1986 | 31.98 ft |
| 13 | September 8, 1911 | 31.90 ft |
| 14 | April 16, 2023 | 31.89 ft |
| 15 | August 26, 2014 | 31.75 ft |
| 16 | June 1, 2011 | 31.72 ft |
| 17 | March 29, 2019 | 31.37 ft |
| 18 | March 29, 1997 | 31.24 ft |
| 19 | March 30, 1928 | 31.20 ft |
| 20 | March 25, 1960 | 31.03 ft |
| 21 | April 8, 1922 | 31.00 ft |
| 22 | June 8, 1906 | 31.00 ft |
| 23 | March 29, 1899 | 30.90 ft |
| 24 | April 1, 1943 | 30.70 ft |
| 25 | March 20, 1979 | 30.60 ft |
Most recent crests
- June 5, 2023: 28.63 ft
- April 16, 2023: 31.89 ft
- April 2, 2020: 24.76 ft
- March 9, 2020: 26.41 ft
- March 29, 2019: 31.37 ft
- April 29, 2018: 30.09 ft
- March 20, 2017: 24.11 ft
- February 22, 2017: 23.12 ft
- October 11, 2016: 27.84 ft
- May 13, 2016: 25.62 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.