St. Regis River near St. Regis
Critical Stages
7.5' - Action
8' - Flood
Moderate
Major
Latest Observation
Updated: 5:30 AM MST 12/18/25
Status: No Flooding
Stage: 5.4 ft
Flow: 2.4 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 11 AM 12/18 | 5.49 | 2.5 |
| 5 PM 12/18 | 5.39 | 2.39 |
| 11 PM 12/18 | 5.3 | 2.3 |
| 5 AM 12/19 | 5.23 | 2.22 |
| 11 AM 12/19 | 5.22 | 2.21 |
| 5 PM 12/19 | 5.21 | 2.2 |
| 11 PM 12/19 | 5.15 | 2.14 |
| 5 AM 12/20 | 5.08 | 2.07 |
| 11 AM 12/20 | 5.01 | 2 |
| 5 PM 12/20 | 4.94 | 1.93 |
| 11 PM 12/20 | 4.87 | 1.86 |
| 5 AM 12/21 | 4.81 | 1.8 |
| 11 AM 12/21 | 4.74 | 1.74 |
| 5 PM 12/21 | 4.68 | 1.68 |
| 11 PM 12/21 | 4.63 | 1.64 |
| 5 AM 12/22 | 4.57 | 1.58 |
| 11 AM 12/22 | 4.52 | 1.54 |
| 5 PM 12/22 | 4.46 | 1.49 |
| 11 PM 12/22 | 4.41 | 1.44 |
| 5 AM 12/23 | 4.37 | 1.41 |
| 11 AM 12/23 | 4.32 | 1.37 |
| 5 PM 12/23 | 4.27 | 1.33 |
| 11 PM 12/23 | 4.23 | 1.29 |
| 5 AM 12/24 | 4.19 | 1.26 |
| 11 AM 12/24 | 4.15 | 1.23 |
| 5 PM 12/24 | 4.11 | 1.2 |
| 11 PM 12/24 | 4.07 | 1.17 |
| 5 AM 12/25 | 4.03 | 1.14 |
| 11 AM 12/25 | 3.99 | 1.11 |
| 5 PM 12/25 | 3.96 | 1.09 |
| 11 PM 12/25 | 3.93 | 1.06 |
| 5 AM 12/26 | 3.89 | 1.04 |
| 11 AM 12/26 | 3.86 | 1.01 |
| 5 PM 12/26 | 3.83 | 0.993 |
| 11 PM 12/26 | 3.8 | 0.972 |
| 5 AM 12/27 | 3.77 | 0.951 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 5:45 AM 12/18 | 5.41 | 2.41 |
| 5:30 AM 12/18 | 5.4 | 2.4 |
| 5:15 AM 12/18 | 5.4 | 2.4 |
| 5:00 AM 12/18 | 5.38 | 2.38 |
| 4:45 AM 12/18 | 5.43 | 2.44 |
| 4:15 AM 12/18 | 5.49 | 2.5 |
| 4:00 AM 12/18 | 5.47 | 2.48 |
| 3:45 AM 12/18 | 5.45 | 2.46 |
| 3:30 AM 12/18 | 5.47 | 2.48 |
| 3:15 AM 12/18 | 5.48 | 2.49 |
| 3:00 AM 12/18 | 5.48 | 2.49 |
| 2:45 AM 12/18 | 5.48 | 2.49 |
| 2:30 AM 12/18 | 5.48 | 2.49 |
| 2:15 AM 12/18 | 5.48 | 2.49 |
| 2:00 AM 12/18 | 5.47 | 2.48 |
| 1:45 AM 12/18 | 5.5 | 2.51 |
| 1:30 AM 12/18 | 5.46 | 2.47 |
| 1:15 AM 12/18 | 5.47 | 2.48 |
| 1:00 AM 12/18 | 5.52 | 2.54 |
| 12:45 AM 12/18 | 5.49 | 2.5 |
| 12:30 AM 12/18 | 5.5 | 2.51 |
| 12:15 AM 12/18 | 5.51 | 2.52 |
| 12:00 AM 12/18 | 5.5 | 2.51 |
| 11:45 PM 12/17 | 5.5 | 2.51 |
| 11:30 PM 12/17 | 5.49 | 2.5 |
| 11:15 PM 12/17 | 5.51 | 2.52 |
| 11:00 PM 12/17 | 5.49 | 2.5 |
| 10:45 PM 12/17 | 5.53 | 2.55 |
| 10:30 PM 12/17 | 5.53 | 2.55 |
| 10:15 PM 12/17 | 5.53 | 2.55 |
12' -
Flooding impacts much of the town of St. Regis especially those buildings closer to the confluence of the St. Regis and Clark Fork Rivers.
10' -
Flood affects many buildings and roads near the town of St. Regis.
9' -
Flooding affects low lying areas adjacent to the river. Minor flooding near the town of St. Regis and several roads in the area may also be flooded.
8' -
Some flooding occurrs at the I-90 freeway exit upstream of the town of St. Regis.
| Date | Stage (ft) |
|---|---|
| Dec 20, 1933 | 14.9 |
| May 19, 1954 | 9.4 |
| May 28, 1917 | 8.65 |
| Feb 9, 1996 | 8.26 |
| Mar 19, 2017 | 8.16 |
| May 18, 2008 | 7.8 |
| May 17, 1997 | 7.8 |
| May 28, 1913 | 7.7 |
| Nov 30, 1995 | 7.64 |
| Apr 25, 2012 | 7.53 |
| May 7, 1916 | 7.5 |
| Apr 15, 2002 | 7.49 |
| Jan 16, 1974 | 7.38 |
| Dec 11, 2025 | 7.26 |
| May 16, 2011 | 7.2 |
| May 7, 2018 | 6.99 |
| May 13, 1971 | 6.67 |
| May 23, 1967 | 6.52 |
| Apr 21, 1965 | 6.46 |
| Jun 1, 1972 | 6.44 |
Data provided by the National Weather Service.
