Middle Fork Flathead River near West Glacier
Critical Stages
9' - Action
10' - Flood
14' - Moderate
18' - Major
Latest Observation
Updated: 2:45 AM MST 12/16/25
Status: No Flooding
Stage: 5.24 ft
Flow: 8.44 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 5 AM 12/16 | 5.24 | 8.44 |
| 11 AM 12/16 | 5.5 | 9.33 |
| 5 PM 12/16 | 5.6 | 9.67 |
| 11 PM 12/16 | 5.57 | 9.57 |
| 5 AM 12/17 | 5.52 | 9.39 |
| 11 AM 12/17 | 5.55 | 9.5 |
| 5 PM 12/17 | 5.63 | 9.78 |
| 11 PM 12/17 | 5.64 | 9.81 |
| 5 AM 12/18 | 5.58 | 9.6 |
| 11 AM 12/18 | 5.49 | 9.29 |
| 5 PM 12/18 | 5.41 | 9.02 |
| 11 PM 12/18 | 5.32 | 8.71 |
| 5 AM 12/19 | 5.25 | 8.47 |
| 11 AM 12/19 | 5.17 | 8.2 |
| 5 PM 12/19 | 5.11 | 8 |
| 11 PM 12/19 | 5.05 | 7.8 |
| 5 AM 12/20 | 4.99 | 7.59 |
| 11 AM 12/20 | 4.93 | 7.39 |
| 5 PM 12/20 | 4.87 | 7.19 |
| 11 PM 12/20 | 4.82 | 7.03 |
| 5 AM 12/21 | 4.77 | 6.86 |
| 11 AM 12/21 | 4.72 | 6.69 |
| 5 PM 12/21 | 4.67 | 6.53 |
| 11 PM 12/21 | 4.63 | 6.39 |
| 5 AM 12/22 | 4.59 | 6.26 |
| 11 AM 12/22 | 4.55 | 6.13 |
| 5 PM 12/22 | 4.51 | 6 |
| 11 PM 12/22 | 4.47 | 5.87 |
| 5 AM 12/23 | 4.43 | 5.74 |
| 11 AM 12/23 | 4.4 | 5.64 |
| 5 PM 12/23 | 4.36 | 5.51 |
| 11 PM 12/23 | 4.33 | 5.41 |
| 5 AM 12/24 | 4.3 | 5.32 |
| 11 AM 12/24 | 4.27 | 5.22 |
| 5 PM 12/24 | 4.24 | 5.12 |
| 11 PM 12/24 | 4.21 | 5.02 |
| 5 AM 12/25 | 4.19 | 4.96 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 3:45 AM 12/16 | 5.27 | 8.54 |
| 3:30 AM 12/16 | 5.27 | 8.54 |
| 3:15 AM 12/16 | 5.25 | 8.47 |
| 3:00 AM 12/16 | 5.25 | 8.47 |
| 2:45 AM 12/16 | 5.24 | 8.44 |
| 2:30 AM 12/16 | 5.22 | 8.37 |
| 2:15 AM 12/16 | 5.21 | 8.34 |
| 2:00 AM 12/16 | 5.2 | 8.3 |
| 1:45 AM 12/16 | 5.2 | 8.3 |
| 1:30 AM 12/16 | 5.18 | 8.24 |
| 1:15 AM 12/16 | 5.18 | 8.24 |
| 1:00 AM 12/16 | 5.16 | 8.17 |
| 12:45 AM 12/16 | 5.15 | 8.13 |
| 12:30 AM 12/16 | 5.15 | 8.13 |
| 12:15 AM 12/16 | 5.14 | 8.1 |
| 12:00 AM 12/16 | 5.13 | 8.07 |
| 11:45 PM 12/15 | 5.13 | 8.07 |
| 11:30 PM 12/15 | 5.13 | 8.07 |
| 11:15 PM 12/15 | 5.13 | 8.07 |
| 11:00 PM 12/15 | 5.12 | 8.03 |
| 10:45 PM 12/15 | 5.11 | 8 |
| 10:30 PM 12/15 | 5.12 | 8.03 |
| 10:15 PM 12/15 | 5.1 | 7.97 |
| 10:00 PM 12/15 | 5.1 | 7.97 |
| 9:45 PM 12/15 | 5.09 | 7.93 |
| 9:30 PM 12/15 | 5.08 | 7.9 |
| 9:15 PM 12/15 | 5.08 | 7.9 |
| 9:00 PM 12/15 | 5.08 | 7.9 |
| 8:45 PM 12/15 | 5.08 | 7.9 |
| 8:30 PM 12/15 | 5.08 | 7.9 |
18' -
Flooding affecting low lying areas adjacent to the river will occur. Many roads will be inundated with flood water and become impassable.
14' -
Flooding to low lying areas adjacent to the river will occur. Roads and homes may experience flooding due to backwater.
10' -
Flooding to low lying areas adjacent to the river is possible. Flooding to homes and agricultural lands is also possible.
| Date | Stage (ft) |
|---|---|
| Jun 9, 1964 | 36.46 |
| Jun 20, 1975 | 19.42 |
| May 20, 1954 | 13.01 |
| May 19, 1991 | 12.4 |
| May 23, 1948 | 12.4 |
| Nov 12, 1989 | 12.07 |
| May 17, 1997 | 11.96 |
| Jun 18, 1974 | 11.6 |
| May 22, 1956 | 11.28 |
| May 19, 2008 | 11.23 |
| Mar 2, 1972 | 10.99 |
| May 23, 1967 | 10.8 |
| May 14, 2013 | 10.74 |
| May 27, 1961 | 10.58 |
| Jun 6, 1959 | 10.24 |
| Jun 13, 1953 | 10.14 |
| May 5, 1957 | 10.1 |
| May 9, 1947 | 9.8 |
| Jun 8, 2011 | 9.79 |
| Jun 6, 1950 | 9.69 |
Data provided by the National Weather Service.
