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Snake River near Alpine

Critical Stages
Action
Flood
Moderate
Major

Latest Observation

Updated: 4:30 PM MST 12/17/25

Status: Not Defined

Stage: 3.02 ft

Flow: 1.97 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
11 PM 12/17 3.34 2.45
5 AM 12/18 3.34 2.45
11 AM 12/18 3.25 2.31
5 PM 12/18 3.14 2.15
11 PM 12/18 3.06 2.03
5 AM 12/19 3.02 1.97
11 AM 12/19 3.05 2.01
5 PM 12/19 3.2 2.23
11 PM 12/19 3.43 2.59
5 AM 12/20 3.62 2.91
11 AM 12/20 3.66 2.98
5 PM 12/20 3.57 2.82
11 PM 12/20 3.43 2.59
5 AM 12/21 3.3 2.39
11 AM 12/21 3.21 2.25
5 PM 12/21 3.18 2.21
11 PM 12/21 3.27 2.34
5 AM 12/22 3.44 2.61
11 AM 12/22 3.62 2.91
5 PM 12/22 3.75 3.13
11 PM 12/22 3.83 3.27
5 AM 12/23 3.82 3.26
11 AM 12/23 3.74 3.12
5 PM 12/23 3.62 2.91
11 PM 12/23 3.49 2.69
5 AM 12/24 3.39 2.53
11 AM 12/24 3.33 2.44
5 PM 12/24 3.31 2.4
11 PM 12/24 3.36 2.48
5 AM 12/25 3.44 2.61
11 AM 12/25 3.52 2.74
5 PM 12/25 3.59 2.86
11 PM 12/25 3.63 2.93
5 AM 12/26 3.62 2.91
11 AM 12/26 3.56 2.81
5 PM 12/26 3.47 2.66
11 PM 12/26 3.4 2.55
5 AM 12/27 3.35 2.47
TimeStage (ft)Flow (kcfs)
4:30 PM 12/17 3.02 1.97
4:15 PM 12/17 3.01 1.96
4:00 PM 12/17 2.98 1.91
3:45 PM 12/17 2.99 1.93
3:30 PM 12/17 2.99 1.93
3:15 PM 12/17 2.98 1.91
3:00 PM 12/17 2.97 1.9
2:45 PM 12/17 2.96 1.89
2:30 PM 12/17 2.96 1.89
2:15 PM 12/17 2.95 1.87
2:00 PM 12/17 2.96 1.89
1:45 PM 12/17 2.96 1.89
1:30 PM 12/17 2.96 1.89
1:15 PM 12/17 2.96 1.89
1:00 PM 12/17 2.94 1.86
12:45 PM 12/17 2.94 1.86
12:30 PM 12/17 2.93 1.84
12:15 PM 12/17 2.92 1.83
12:00 PM 12/17 2.91 1.81
11:45 AM 12/17 2.9 1.8
11:30 AM 12/17 2.9 1.8
11:15 AM 12/17 2.89 1.79
11:00 AM 12/17 2.88 1.77
10:45 AM 12/17 2.87 1.76
10:30 AM 12/17 2.86 1.75
10:15 AM 12/17 2.86 1.75
10:00 AM 12/17 2.85 1.73
9:45 AM 12/17 2.85 1.73
9:30 AM 12/17 2.84 1.72
9:15 AM 12/17 2.84 1.72
Hydrograph for Snake River near Alpine
14.04' - Record stage and flow---38,600 cfs (6/11/1997).
DateStage (ft)
Jun 11, 1997 14.04
Jun 11, 1996 12.6
Jun 8, 2017 12.33
Jun 19, 1974 11.96
Jun 28, 1954 11.68
Jun 1, 2018 11.35
Jul 1, 2011 11.3
Jun 30, 1982 11
Jun 8, 2010 10.88
Jun 29, 1971 10.87
May 29, 1983 10.82
Jun 8, 1972 10.8
May 3, 1956 10.79
Jun 11, 1978 10.75
Jun 13, 1965 10.61
Jun 18, 1999 10.6
Jun 7, 2020 10.58
Jun 1, 1984 10.56
Jun 10, 1981 10.49
Jun 13, 1991 10.36

Data provided by the National Weather Service.