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New Fork River near Big Piney

Critical Stages
7' - Action
8' - Flood
8.5' - Moderate
Major

Latest Observation

Updated: 4:00 AM MST 12/18/25

Status: No Flooding

Stage: 2.52 ft

Flow: 0.274 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
5 AM 12/18 2.37 0.207
6 AM 12/18 2.38 0.211
7 AM 12/18 2.4 0.219
8 AM 12/18 2.42 0.228
9 AM 12/18 2.43 0.232
10 AM 12/18 2.45 0.241
11 AM 12/18 2.46 0.245
12 PM 12/18 2.46 0.245
1 PM 12/18 2.45 0.241
2 PM 12/18 2.45 0.241
3 PM 12/18 2.45 0.241
4 PM 12/18 2.45 0.241
5 PM 12/18 2.44 0.236
6 PM 12/18 2.44 0.236
7 PM 12/18 2.44 0.236
8 PM 12/18 2.44 0.236
9 PM 12/18 2.44 0.236
10 PM 12/18 2.44 0.236
11 PM 12/18 2.44 0.236
12 AM 12/19 2.44 0.236
1 AM 12/19 2.44 0.236
2 AM 12/19 2.44 0.236
3 AM 12/19 2.44 0.236
4 AM 12/19 2.44 0.236
5 AM 12/19 2.44 0.236
6 AM 12/19 2.44 0.236
7 AM 12/19 2.44 0.236
8 AM 12/19 2.44 0.236
9 AM 12/19 2.44 0.236
10 AM 12/19 2.44 0.236
11 AM 12/19 2.44 0.236
12 PM 12/19 2.44 0.236
1 PM 12/19 2.44 0.236
2 PM 12/19 2.44 0.236
3 PM 12/19 2.44 0.236
4 PM 12/19 2.44 0.236
5 PM 12/19 2.44 0.236
6 PM 12/19 2.44 0.236
7 PM 12/19 2.44 0.236
8 PM 12/19 2.44 0.236
9 PM 12/19 2.44 0.236
10 PM 12/19 2.44 0.236
11 PM 12/19 2.44 0.236
12 AM 12/20 2.44 0.236
1 AM 12/20 2.44 0.236
2 AM 12/20 2.44 0.236
3 AM 12/20 2.44 0.236
4 AM 12/20 2.44 0.236
5 AM 12/20 2.44 0.236
6 AM 12/20 2.44 0.236
7 AM 12/20 2.44 0.236
8 AM 12/20 2.44 0.236
9 AM 12/20 2.44 0.236
10 AM 12/20 2.44 0.236
11 AM 12/20 2.44 0.236
12 PM 12/20 2.44 0.236
1 PM 12/20 2.43 0.232
2 PM 12/20 2.43 0.232
3 PM 12/20 2.43 0.232
4 PM 12/20 2.43 0.232
5 PM 12/20 2.43 0.232
6 PM 12/20 2.43 0.232
7 PM 12/20 2.43 0.232
8 PM 12/20 2.43 0.232
9 PM 12/20 2.43 0.232
10 PM 12/20 2.43 0.232
11 PM 12/20 2.43 0.232
12 AM 12/21 2.43 0.232
1 AM 12/21 2.43 0.232
2 AM 12/21 2.43 0.232
3 AM 12/21 2.43 0.232
4 AM 12/21 2.43 0.232
5 AM 12/21 2.43 0.232
6 AM 12/21 2.42 0.228
7 AM 12/21 2.42 0.228
8 AM 12/21 2.42 0.228
9 AM 12/21 2.42 0.228
10 AM 12/21 2.42 0.228
11 AM 12/21 2.42 0.228
12 PM 12/21 2.42 0.228
1 PM 12/21 2.42 0.228
2 PM 12/21 2.42 0.228
3 PM 12/21 2.42 0.228
4 PM 12/21 2.42 0.228
5 PM 12/21 2.42 0.228
6 PM 12/21 2.42 0.228
7 PM 12/21 2.42 0.228
8 PM 12/21 2.42 0.228
9 PM 12/21 2.42 0.228
10 PM 12/21 2.41 0.223
11 PM 12/21 2.41 0.223
12 AM 12/22 2.41 0.223
1 AM 12/22 2.41 0.223
2 AM 12/22 2.41 0.223
3 AM 12/22 2.41 0.223
4 AM 12/22 2.41 0.223
5 AM 12/22 2.41 0.223
6 AM 12/22 2.41 0.223
7 AM 12/22 2.41 0.223
8 AM 12/22 2.41 0.223
9 AM 12/22 2.41 0.223
10 AM 12/22 2.41 0.223
11 AM 12/22 2.41 0.223
12 PM 12/22 2.41 0.223
1 PM 12/22 2.41 0.223
2 PM 12/22 2.41 0.223
3 PM 12/22 2.41 0.223
4 PM 12/22 2.41 0.223
5 PM 12/22 2.4 0.219
6 PM 12/22 2.4 0.219
7 PM 12/22 2.4 0.219
8 PM 12/22 2.4 0.219
9 PM 12/22 2.4 0.219
10 PM 12/22 2.4 0.219
11 PM 12/22 2.4 0.219
12 AM 12/23 2.4 0.219
1 AM 12/23 2.4 0.219
2 AM 12/23 2.4 0.219
3 AM 12/23 2.4 0.219
4 AM 12/23 2.4 0.219
5 AM 12/23 2.4 0.219
6 AM 12/23 2.41 0.223
7 AM 12/23 2.41 0.223
8 AM 12/23 2.42 0.228
9 AM 12/23 2.42 0.228
10 AM 12/23 2.43 0.232
11 AM 12/23 2.43 0.232
12 PM 12/23 2.44 0.236
1 PM 12/23 2.44 0.236
2 PM 12/23 2.45 0.241
3 PM 12/23 2.45 0.241
4 PM 12/23 2.46 0.245
5 PM 12/23 2.46 0.245
6 PM 12/23 2.46 0.245
7 PM 12/23 2.46 0.245
8 PM 12/23 2.46 0.245
9 PM 12/23 2.46 0.245
10 PM 12/23 2.45 0.241
11 PM 12/23 2.45 0.241
12 AM 12/24 2.45 0.241
1 AM 12/24 2.45 0.241
2 AM 12/24 2.45 0.241
3 AM 12/24 2.45 0.241
4 AM 12/24 2.44 0.236
5 AM 12/24 2.44 0.236
TimeStage (ft)Flow (kcfs)
4:00 AM 12/18 2.52 0.274
3:45 AM 12/18 2.52 0.274
3:30 AM 12/18 2.52 0.274
3:15 AM 12/18 2.53 0.28
3:00 AM 12/18 2.53 0.28
2:45 AM 12/18 2.52 0.274
2:30 AM 12/18 2.52 0.274
2:15 AM 12/18 2.51 0.269
2:00 AM 12/18 2.51 0.269
1:45 AM 12/18 2.5 0.264
1:30 AM 12/18 2.49 0.26
1:15 AM 12/18 2.48 0.255
1:00 AM 12/18 2.47 0.25
12:45 AM 12/18 2.46 0.245
12:30 AM 12/18 2.46 0.245
12:15 AM 12/18 2.46 0.245
12:00 AM 12/18 2.46 0.245
11:45 PM 12/17 2.46 0.245
11:30 PM 12/17 2.47 0.25
11:15 PM 12/17 2.47 0.25
11:00 PM 12/17 2.46 0.245
10:45 PM 12/17 2.47 0.25
10:30 PM 12/17 2.47 0.25
10:15 PM 12/17 2.48 0.255
10:00 PM 12/17 2.49 0.26
9:45 PM 12/17 2.51 0.269
9:30 PM 12/17 2.51 0.269
9:15 PM 12/17 2.5 0.264
9:00 PM 12/17 2.48 0.255
8:45 PM 12/17 2.48 0.255
Hydrograph for New Fork River near Big Piney
9.5' - Expect water at base of bridge upstream of gage. Sublette County Road 23-175 near bridge to 1000 feet north of bridge may be totally submerged and impassable.
8.5' - Standing water on low spots of Sublette County Road 23-175 near bridge to 700-1000 ft north of bridge. Major amd widespread low land pasture and agricultural flooding.
8.3' - Record stage and flow---9,400 cfs (6/19/2017).
8' - Flood stage. Low land pasture and agricultural flooding intensifies and becomes more widespread.
7' - Bankfull stage. Minor lowland and pasture flooding.
DateStage (ft)
Jun 19, 2017 8.3
Jun 7, 1986 8.28
Jun 10, 1972 8.15
Jun 27, 1965 7.84
Jun 11, 1997 7.6
Jul 2, 2011 7.56
Jun 30, 1982 7.51
Jun 17, 1995 7.42
Jun 15, 1991 7.06
Jun 9, 2019 7.03
Jun 8, 1957 7
Jun 12, 1987 6.87
Jun 12, 1996 6.87
Jun 19, 1971 6.81
Jun 25, 1967 6.74
Jun 20, 2018 6.74
Jun 13, 1983 6.68
Jun 22, 1999 6.67
Jun 17, 1978 6.55
Jun 5, 1956 6.53

Data provided by the National Weather Service.