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Snake River near Shelley

Critical Stages
12' - Action
12.5' - Flood
13' - Moderate
13.5' - Major

Latest Observation

Updated: 1:15 PM MST 12/15/25

Status: No Flooding

Stage: 5.44 ft

Flow: 2.58 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
5 PM 12/15 5.42 2.55
11 PM 12/15 5.42 2.55
5 AM 12/16 5.41 2.53
11 AM 12/16 5.4 2.52
5 PM 12/16 5.38 2.49
11 PM 12/16 5.37 2.47
5 AM 12/17 5.35 2.44
11 AM 12/17 5.34 2.43
5 PM 12/17 5.32 2.39
11 PM 12/17 5.31 2.38
5 AM 12/18 5.3 2.36
11 AM 12/18 5.31 2.38
5 PM 12/18 5.31 2.38
11 PM 12/18 5.33 2.41
5 AM 12/19 5.35 2.44
11 AM 12/19 5.37 2.47
5 PM 12/19 5.4 2.52
11 PM 12/19 5.41 2.53
5 AM 12/20 5.43 2.57
11 AM 12/20 5.44 2.58
5 PM 12/20 5.45 2.6
11 PM 12/20 5.45 2.6
5 AM 12/21 5.45 2.6
11 AM 12/21 5.46 2.62
5 PM 12/21 5.47 2.63
11 PM 12/21 5.48 2.65
5 AM 12/22 5.5 2.68
11 AM 12/22 5.51 2.7
5 PM 12/22 5.52 2.72
11 PM 12/22 5.52 2.72
5 AM 12/23 5.52 2.72
11 AM 12/23 5.52 2.72
5 PM 12/23 5.53 2.73
11 PM 12/23 5.53 2.73
5 AM 12/24 5.53 2.73
11 AM 12/24 5.53 2.73
5 PM 12/24 5.57 2.8
11 PM 12/24 5.66 2.96
5 AM 12/25 5.81 3.25
TimeStage (ft)Flow (kcfs)
1:15 PM 12/15 5.44 2.58
1:00 PM 12/15 5.44 2.58
12:45 PM 12/15 5.44 2.58
12:30 PM 12/15 5.43 2.57
12:15 PM 12/15 5.43 2.57
12:00 PM 12/15 5.43 2.57
11:45 AM 12/15 5.43 2.57
11:30 AM 12/15 5.43 2.57
11:15 AM 12/15 5.42 2.55
11:00 AM 12/15 5.42 2.55
10:45 AM 12/15 5.42 2.55
10:30 AM 12/15 5.42 2.55
10:15 AM 12/15 5.42 2.55
10:00 AM 12/15 5.42 2.55
9:45 AM 12/15 5.42 2.55
9:30 AM 12/15 5.42 2.55
9:15 AM 12/15 5.42 2.55
9:00 AM 12/15 5.42 2.55
8:45 AM 12/15 5.42 2.55
8:30 AM 12/15 5.42 2.55
8:15 AM 12/15 5.42 2.55
8:00 AM 12/15 5.42 2.55
7:45 AM 12/15 5.42 2.55
7:30 AM 12/15 5.42 2.55
7:15 AM 12/15 5.42 2.55
7:00 AM 12/15 5.42 2.55
6:45 AM 12/15 5.42 2.55
6:30 AM 12/15 5.42 2.55
6:15 AM 12/15 5.42 2.55
6:00 AM 12/15 5.42 2.55
Hydrograph for Snake River near Shelley
13.5' - Major flooding of farmland is likely. Water may cover a few county roads near the river. Low lying properties near the river around Shelley and Firth may be inundated with water.
13' - Moderate lowland flooding will occur along the river.
12.5' - Water will cover the end of Highline Road near the riverjust south of Firth. Some outbuildings at the end of Highline Road will have water in or around them and water may cover some driveways. Lowland flooding will occur adjacent to the river around Shelley downstream to near Rose.
12' -
DateStage (ft)
Jun 17, 1918 16.97
Jun 17, 1997 16.05
Jun 22, 1917 14.68
May 29, 1928 14.36
May 28, 2011 13.15
May 17, 1984 12.9
Jun 16, 2017 12.24
Jun 14, 1983 12.17
Jun 19, 1963 12.17
May 15, 1971 12.16
Jun 23, 1974 12.06
May 7, 1986 12
Jun 24, 2009 12
Jun 10, 2010 11.91
Jun 3, 2018 11.85
May 3, 2006 11.15
Apr 24, 2019 11.04
Jun 2, 2008 10.5
Jun 7, 2020 10.11
May 18, 2015 9.77

Data provided by the National Weather Service.