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Clark Fork River below Missoula

Critical Stages
10.5' - Action
11' - Flood
12' - Moderate
13' - Major

Latest Observation

Updated: 2:30 PM MST 12/16/25

Status: No Flooding

Stage: 2.7 ft

Flow: 5.6 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
5 PM 12/16 2.67 5.52
11 PM 12/16 2.71 5.62
5 AM 12/17 2.75 5.73
11 AM 12/17 2.79 5.84
5 PM 12/17 2.86 6.02
11 PM 12/17 2.96 6.3
5 AM 12/18 2.99 6.39
11 AM 12/18 2.98 6.36
5 PM 12/18 2.95 6.27
11 PM 12/18 2.94 6.24
5 AM 12/19 2.95 6.27
11 AM 12/19 3.03 6.5
5 PM 12/19 3.13 6.79
11 PM 12/19 3.17 6.91
5 AM 12/20 3.14 6.82
11 AM 12/20 3.08 6.64
5 PM 12/20 3 6.41
11 PM 12/20 2.9 6.13
5 AM 12/21 2.81 5.89
11 AM 12/21 2.74 5.7
5 PM 12/21 2.68 5.55
11 PM 12/21 2.64 5.45
5 AM 12/22 2.6 5.34
11 AM 12/22 2.58 5.29
5 PM 12/22 2.56 5.24
11 PM 12/22 2.56 5.24
5 AM 12/23 2.59 5.32
11 AM 12/23 2.58 5.29
5 PM 12/23 2.54 5.2
11 PM 12/23 2.5 5.1
5 AM 12/24 2.45 4.98
11 AM 12/24 2.41 4.88
5 PM 12/24 2.38 4.81
11 PM 12/24 2.35 4.74
5 AM 12/25 2.33 4.69
11 AM 12/25 2.31 4.65
5 PM 12/25 2.28 4.58
11 PM 12/25 2.25 4.51
5 AM 12/26 2.23 4.47
TimeStage (ft)Flow (kcfs)
2:45 PM 12/16 2.7 5.6
2:30 PM 12/16 2.7 5.6
2:15 PM 12/16 2.7 5.6
2:00 PM 12/16 2.7 5.6
1:45 PM 12/16 2.7 5.6
1:30 PM 12/16 2.69 5.57
1:15 PM 12/16 2.7 5.6
1:00 PM 12/16 2.69 5.57
12:45 PM 12/16 2.69 5.57
12:30 PM 12/16 2.69 5.57
12:15 PM 12/16 2.68 5.55
10:45 AM 12/16 2.68 5.55
10:30 AM 12/16 2.68 5.55
10:15 AM 12/16 2.68 5.55
10:00 AM 12/16 2.67 5.52
9:45 AM 12/16 2.67 5.52
9:30 AM 12/16 2.68 5.55
9:15 AM 12/16 2.67 5.52
9:00 AM 12/16 2.67 5.52
8:45 AM 12/16 2.68 5.55
8:30 AM 12/16 2.67 5.52
8:15 AM 12/16 2.67 5.52
8:00 AM 12/16 2.67 5.52
7:45 AM 12/16 2.68 5.55
7:30 AM 12/16 2.67 5.52
7:15 AM 12/16 2.68 5.55
7:00 AM 12/16 2.67 5.52
6:45 AM 12/16 2.67 5.52
6:30 AM 12/16 2.67 5.52
6:15 AM 12/16 2.67 5.52
Hydrograph for Clark Fork River below Missoula
13' - Flooding to low lying areas adjacent to the river is likely. Flood prone areas include Target Range and the Orchard Homes neighborhoods.
11.5' - Numerous homes along the west end of Harpers Road are surrounded with surface water and ground water. Harpers Road adjacent to the Clark Fork River is flooded and impassable. Flood waters are also threatening Malards Way.
11' - Flooding of low lying areas adjacent to the river is possible just west of Missoula to Frenchtown.
DateStage (ft)
May 11, 2018 12.14
May 18, 1997 12.1
May 23, 1948 12.08
Jun 3, 1972 11.71
Jun 21, 1975 11.67
Jun 18, 1974 11.5
Jun 10, 1964 11.45
Jun 9, 2011 11.33
May 16, 1947 11.18
May 15, 1976 10.96
May 25, 1956 10.75
May 24, 1981 10.61
Jun 18, 1982 10.37
May 21, 2020 10.34
Jun 1, 2003 10.24
Jun 18, 1950 10.17
Jun 11, 1933 10.14
Jun 10, 1996 10.11
Jun 4, 1953 10.1
Jun 8, 1967 10.09

Data provided by the National Weather Service.