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North Fork Flathead River at Canadian Border

Critical Stages
9.5' - Action
10.5' - Flood
11' - Moderate
11.5' - Major

Latest Observation

Updated: 6:45 PM MST 12/16/25

Status: No Flooding

Stage: 6.79 ft

Flow: 2.33 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
11 PM 12/16 6.95 2.57
5 AM 12/17 6.89 2.48
11 AM 12/17 6.84 2.4
5 PM 12/17 6.8 2.34
11 PM 12/17 6.71 2.22
5 AM 12/18 6.6 2.06
11 AM 12/18 6.47 1.88
5 PM 12/18 6.33 1.7
11 PM 12/18 6.2 1.54
5 AM 12/19 6.09 1.41
11 AM 12/19 5.99 1.3
5 PM 12/19 5.9 1.21
11 PM 12/19 5.83 1.14
5 AM 12/20 5.77 1.09
11 AM 12/20 5.72 1.04
5 PM 12/20 5.68 1
11 PM 12/20 5.65 0.975
5 AM 12/21 5.63 0.958
11 AM 12/21 5.6 0.932
5 PM 12/21 5.58 0.915
11 PM 12/21 5.57 0.907
5 AM 12/22 5.55 0.89
11 AM 12/22 5.54 0.882
5 PM 12/22 5.53 0.874
11 PM 12/22 5.51 0.857
5 AM 12/23 5.5 0.849
11 AM 12/23 5.49 0.841
5 PM 12/23 5.48 0.833
11 PM 12/23 5.47 0.825
5 AM 12/24 5.46 0.817
11 AM 12/24 5.45 0.81
5 PM 12/24 5.44 0.802
11 PM 12/24 5.43 0.794
5 AM 12/25 5.42 0.786
11 AM 12/25 5.41 0.779
5 PM 12/25 5.4 0.771
11 PM 12/25 5.39 0.764
5 AM 12/26 5.38 0.756
TimeStage (ft)Flow (kcfs)
7:45 PM 12/16 6.78 2.32
7:30 PM 12/16 6.78 2.32
7:15 PM 12/16 6.78 2.32
7:00 PM 12/16 6.8 2.34
6:45 PM 12/16 6.79 2.33
6:30 PM 12/16 6.79 2.33
6:15 PM 12/16 6.78 2.32
6:00 PM 12/16 6.8 2.34
5:45 PM 12/16 6.81 2.36
5:30 PM 12/16 6.82 2.37
5:15 PM 12/16 6.83 2.39
5:00 PM 12/16 6.82 2.37
4:45 PM 12/16 6.81 2.36
4:30 PM 12/16 6.82 2.37
4:15 PM 12/16 6.84 2.4
4:00 PM 12/16 6.81 2.36
3:45 PM 12/16 6.84 2.4
3:30 PM 12/16 6.82 2.37
3:15 PM 12/16 6.81 2.36
3:00 PM 12/16 6.83 2.39
2:45 PM 12/16 6.84 2.4
2:30 PM 12/16 6.85 2.42
2:15 PM 12/16 6.83 2.39
2:00 PM 12/16 6.83 2.39
1:45 PM 12/16 6.83 2.39
1:30 PM 12/16 6.85 2.42
1:15 PM 12/16 6.83 2.39
1:00 PM 12/16 6.84 2.4
12:45 PM 12/16 6.84 2.4
12:30 PM 12/16 6.83 2.39
Hydrograph for North Fork Flathead River at Canadian Border
12.9' - Cabins adjacent to the river become surrounded with water from the Canadian Border to Polebridge.
10.5' - Flooding affects low lying areas adjacent to the river. County roads from the Canadian Border to Polebridge become inundated with water.
DateStage (ft)
May 13, 2013 10.62
Jun 17, 1974 10.62
May 20, 1954 10.44
May 25, 2008 10.34
Jun 18, 2014 10.17
May 17, 2018 10.01
May 31, 2002 10
Jun 8, 2011 9.9
May 13, 2025 8.23
Dec 11, 2025 7.43

Data provided by the National Weather Service.