Bitterroot River near Darby
Critical Stages
7' - Action
7.5' - Flood
Moderate
Major
Latest Observation
Updated: 4:15 AM MST 12/16/25
Status: No Flooding
Stage: 2.49 ft
Flow: 0.61 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 11 AM 12/16 | 2.56 | 0.651 |
| 5 PM 12/16 | 2.61 | 0.681 |
| 11 PM 12/16 | 2.69 | 0.731 |
| 5 AM 12/17 | 2.76 | 0.777 |
| 11 AM 12/17 | 2.8 | 0.803 |
| 5 PM 12/17 | 2.83 | 0.824 |
| 11 PM 12/17 | 2.87 | 0.851 |
| 5 AM 12/18 | 2.85 | 0.837 |
| 11 AM 12/18 | 2.83 | 0.824 |
| 5 PM 12/18 | 2.79 | 0.797 |
| 11 PM 12/18 | 2.76 | 0.777 |
| 5 AM 12/19 | 2.74 | 0.764 |
| 11 AM 12/19 | 2.74 | 0.764 |
| 5 PM 12/19 | 2.79 | 0.797 |
| 11 PM 12/19 | 2.8 | 0.803 |
| 5 AM 12/20 | 2.76 | 0.777 |
| 11 AM 12/20 | 2.73 | 0.757 |
| 5 PM 12/20 | 2.7 | 0.738 |
| 11 PM 12/20 | 2.68 | 0.725 |
| 5 AM 12/21 | 2.65 | 0.706 |
| 11 AM 12/21 | 2.63 | 0.693 |
| 5 PM 12/21 | 2.61 | 0.681 |
| 11 PM 12/21 | 2.59 | 0.669 |
| 5 AM 12/22 | 2.57 | 0.657 |
| 11 AM 12/22 | 2.55 | 0.645 |
| 5 PM 12/22 | 2.53 | 0.633 |
| 11 PM 12/22 | 2.51 | 0.621 |
| 5 AM 12/23 | 2.5 | 0.615 |
| 11 AM 12/23 | 2.48 | 0.604 |
| 5 PM 12/23 | 2.46 | 0.592 |
| 11 PM 12/23 | 2.44 | 0.581 |
| 5 AM 12/24 | 2.43 | 0.575 |
| 11 AM 12/24 | 2.41 | 0.564 |
| 5 PM 12/24 | 2.4 | 0.559 |
| 11 PM 12/24 | 2.38 | 0.548 |
| 5 AM 12/25 | 2.36 | 0.537 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 4:15 AM 12/16 | 2.49 | 0.61 |
| 4:00 AM 12/16 | 2.49 | 0.61 |
| 3:45 AM 12/16 | 2.5 | 0.615 |
| 3:30 AM 12/16 | 2.49 | 0.61 |
| 3:15 AM 12/16 | 2.5 | 0.615 |
| 3:00 AM 12/16 | 2.5 | 0.615 |
| 2:45 AM 12/16 | 2.49 | 0.61 |
| 2:30 AM 12/16 | 2.49 | 0.61 |
| 2:15 AM 12/16 | 2.5 | 0.615 |
| 2:00 AM 12/16 | 2.5 | 0.615 |
| 1:45 AM 12/16 | 2.49 | 0.61 |
| 1:30 AM 12/16 | 2.49 | 0.61 |
| 1:15 AM 12/16 | 2.49 | 0.61 |
| 1:00 AM 12/16 | 2.49 | 0.61 |
| 12:45 AM 12/16 | 2.49 | 0.61 |
| 12:30 AM 12/16 | 2.49 | 0.61 |
| 12:15 AM 12/16 | 2.49 | 0.61 |
| 12:00 AM 12/16 | 2.49 | 0.61 |
| 11:45 PM 12/15 | 2.49 | 0.61 |
| 11:30 PM 12/15 | 2.49 | 0.61 |
| 11:15 PM 12/15 | 2.49 | 0.61 |
| 11:00 PM 12/15 | 2.49 | 0.61 |
| 10:45 PM 12/15 | 2.49 | 0.61 |
| 10:30 PM 12/15 | 2.49 | 0.61 |
| 10:15 PM 12/15 | 2.49 | 0.61 |
| 10:00 PM 12/15 | 2.5 | 0.615 |
| 9:45 PM 12/15 | 2.49 | 0.61 |
| 9:30 PM 12/15 | 2.49 | 0.61 |
| 9:15 PM 12/15 | 2.49 | 0.61 |
| 9:00 PM 12/15 | 2.48 | 0.604 |
8' -
Flooding to low lying areas adjacent to the river will occur.
7.5' -
Flooding to low lying areas adjacent to the river is possible. Many county roads that are prone to flooding will also be impacted.
| Date | Stage (ft) |
|---|---|
| May 17, 1997 | 8.55 |
| May 31, 2003 | 8.45 |
| Jun 17, 1974 | 8.42 |
| Jun 9, 1996 | 8.26 |
| May 20, 2009 | 8.18 |
| May 9, 1947 | 8.18 |
| May 29, 1948 | 8.12 |
| May 20, 2008 | 8.05 |
| May 10, 2018 | 7.88 |
| May 24, 1956 | 7.85 |
| May 24, 2014 | 7.84 |
| Jun 3, 1972 | 7.83 |
| Jun 8, 2011 | 7.65 |
| Jun 8, 1964 | 7.37 |
| May 11, 1976 | 7.29 |
| Apr 27, 2012 | 7.27 |
| May 24, 1967 | 7.18 |
| May 31, 2020 | 7.18 |
| May 29, 1971 | 7.12 |
| May 27, 1982 | 7.1 |
Data provided by the National Weather Service.