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Nehalem River near Foss

Critical Stages
13' - Action
15' - Flood
20' - Moderate
24' - Major

Latest Observation

Updated: 9:15 PM PST 12/14/25

Status: No Flooding

Stage: 8.25 ft

Flow: 5.93 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
4 AM 12/15 8 5.43
10 AM 12/15 7.98 5.4
4 PM 12/15 8.09 5.61
10 PM 12/15 8.21 5.85
4 AM 12/16 8.29 6.01
10 AM 12/16 8.33 6.09
4 PM 12/16 8.38 6.2
10 PM 12/16 8.53 6.51
4 AM 12/17 8.83 7.18
10 AM 12/17 9.15 7.95
4 PM 12/17 9.39 8.55
10 PM 12/17 9.52 8.89
4 AM 12/18 9.59 9.08
10 AM 12/18 9.68 9.32
4 PM 12/18 9.96 10.1
10 PM 12/18 10.54 11.8
4 AM 12/19 10.9 13
10 AM 12/19 11.06 13.5
4 PM 12/19 11.06 13.5
10 PM 12/19 10.98 13.2
4 AM 12/20 10.85 12.8
10 AM 12/20 10.68 12.3
4 PM 12/20 10.52 11.8
10 PM 12/20 10.36 11.3
4 AM 12/21 10.21 10.8
10 AM 12/21 10.06 10.4
4 PM 12/21 9.92 9.99
10 PM 12/21 9.81 9.68
4 AM 12/22 9.71 9.4
10 AM 12/22 9.63 9.19
4 PM 12/22 9.55 8.97
10 PM 12/22 9.48 8.79
4 AM 12/23 9.41 8.6
10 AM 12/23 9.33 8.4
4 PM 12/23 9.24 8.17
10 PM 12/23 9.15 7.95
4 AM 12/24 9.06 7.73
TimeStage (ft)Flow (kcfs)
9:15 PM 12/14 8.25 5.93
9:00 PM 12/14 8.25 5.93
8:45 PM 12/14 8.27 5.97
8:30 PM 12/14 8.27 5.97
8:15 PM 12/14 8.29 6.01
8:00 PM 12/14 8.3 6.03
7:45 PM 12/14 8.31 6.05
7:30 PM 12/14 8.31 6.05
7:15 PM 12/14 8.33 6.09
7:00 PM 12/14 8.34 6.11
6:45 PM 12/14 8.33 6.09
6:30 PM 12/14 8.36 6.15
6:15 PM 12/14 8.36 6.15
6:00 PM 12/14 8.37 6.17
5:45 PM 12/14 8.38 6.2
5:30 PM 12/14 8.39 6.22
5:15 PM 12/14 8.41 6.26
5:00 PM 12/14 8.41 6.26
4:45 PM 12/14 8.42 6.28
4:30 PM 12/14 8.43 6.3
4:15 PM 12/14 8.44 6.32
4:00 PM 12/14 8.47 6.39
3:45 PM 12/14 8.47 6.39
3:30 PM 12/14 8.48 6.41
3:15 PM 12/14 8.49 6.43
3:00 PM 12/14 8.5 6.45
2:45 PM 12/14 8.52 6.49
2:30 PM 12/14 8.53 6.51
2:15 PM 12/14 8.55 6.56
2:00 PM 12/14 8.54 6.54
Hydrograph for Nehalem River near Foss
27' - flooding is comparable to that of the flood of February 1996, especially during the high tide.
24' - expect major flooding in the town of Nehalem and surrounding areas, with the worst flooding during high tide. Wide spread flooding of numerous roads and buildings occurs at this stage.
20' - flooding of some buildings in the town of Nehalem begins, with the situation worsening during the high tide. Also expect widespread low land flooding and numerous flooded rural roads from the Foss gauging station downstream to Nehalem.
18' - expect widespread flooding of low lying farm land and structures downstream of the Foss gauging station to Nehalem. Street flooding in the town of Nehalem begins at this point, usually during the high tide.
15' - expect minor flooding of low lying farm land and structures.
DateStage (ft)
Feb 8, 1996 29.56
Jan 9, 1990 25.07
Dec 3, 2007 24.3
Dec 9, 2015 23.4
Jan 20, 1972 23.11
Dec 23, 1964 21.53
Jan 25, 1964 21.1
Jan 16, 1974 20.98
Dec 7, 1970 20.76
Nov 7, 2006 19.77
Dec 13, 1977 19.7
Jan 28, 1965 19.68
Apr 23, 1996 19.54
Dec 26, 1980 19.41
Dec 2, 1977 19.35
Dec 31, 1996 19.2
Apr 5, 1991 19.17
Dec 3, 1982 19.11
Dec 28, 1998 18.91
Nov 25, 1998 18.87

Data provided by the National Weather Service.