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Skagit River near Concrete

Critical Stages
24.5' - Action
28' - Flood
30' - Moderate
32.5' - Major

Latest Observation

Updated: 9:15 AM PST 12/6/25

Status: No Flooding

Stage: 21.5 ft

Flow: 28.1 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
10 AM 12/6 20.89 25.4
4 PM 12/6 22.16 31.3
10 PM 12/6 22.32 32
4 AM 12/7 22.5 32.9
10 AM 12/7 22.07 30.8
4 PM 12/7 21.65 28.8
10 PM 12/7 21.41 27.7
4 AM 12/8 21.36 27.5
10 AM 12/8 21.57 28.4
4 PM 12/8 22.36 32.2
10 PM 12/8 25.24 46
4 AM 12/9 29.82 71.1
10 AM 12/9 31.48 81.3
4 PM 12/9 29.68 70.3
10 PM 12/9 27.19 56.1
4 AM 12/10 25.62 47.9
10 AM 12/10 25.38 46.7
4 PM 12/10 26.64 53.2
10 PM 12/10 28.13 61.3
4 AM 12/11 28.13 61.3
10 AM 12/11 26.88 54.5
4 PM 12/11 25.57 47.7
10 PM 12/11 24.54 42.6
4 AM 12/12 23.37 37.2
10 AM 12/12 23.08 35.9
4 PM 12/12 23.16 36.2
10 PM 12/12 23.62 38.3
4 AM 12/13 24.49 42.4
10 AM 12/13 25.31 46.4
4 PM 12/13 25.54 47.5
10 PM 12/13 25.31 46.4
4 AM 12/14 24.88 44.3
10 AM 12/14 24.23 41.1
4 PM 12/14 23.46 37.6
10 PM 12/14 22.81 34.5
4 AM 12/15 22.32 32
10 AM 12/15 21.98 30.4
4 PM 12/15 21.84 29.7
10 PM 12/15 21.87 29.9
4 AM 12/16 22.07 30.8
TimeStage (ft)Flow (kcfs)
9:15 AM 12/6 21.5 28.1
9:00 AM 12/6 21.35 27.4
8:45 AM 12/6 21.32 27.3
8:30 AM 12/6 21.24 26.9
8:15 AM 12/6 21.1 26.3
8:00 AM 12/6 21.02 26
7:45 AM 12/6 20.92 25.5
7:30 AM 12/6 20.77 24.9
7:15 AM 12/6 20.74 24.7
7:00 AM 12/6 20.62 24.2
6:45 AM 12/6 20.51 23.7
6:30 AM 12/6 20.4 23.3
6:15 AM 12/6 20.32 22.9
6:00 AM 12/6 20.15 22.2
5:45 AM 12/6 20.04 21.8
5:30 AM 12/6 19.96 21.5
5:15 AM 12/6 19.8 20.8
5:00 AM 12/6 19.65 20.3
4:45 AM 12/6 19.48 19.6
4:30 AM 12/6 19.34 19.1
4:15 AM 12/6 19.24 18.7
4:00 AM 12/6 19.12 18.2
3:45 AM 12/6 19.02 17.9
3:30 AM 12/6 18.97 17.7
3:15 AM 12/6 18.84 17.2
3:00 AM 12/6 18.78 17
2:45 AM 12/6 18.7 16.7
2:30 AM 12/6 18.63 16.5
2:15 AM 12/6 18.58 16.3
2:00 AM 12/6 18.52 16.1
Hydrograph for Skagit River near Concrete
40' - the Skagit River will cause severe near record flooding from Rockport downstream through Sedro Woolley. Deep and swift flood waters will inundate and damage roads...farms and business and residential areas...especially Cape Horn...Hamilton...and Thunderbird. Cockreham Island...the Nookachamps and the Sterling areas will be inundated. Levees east of Sedro Woolley may be damaged. This level at this location on the Skagit corresponds to a Phase 1 flood in the Skagit County flood system.
37' - the Skagit River will cause major flooding from Rockport downstream through Sedro Woolley. Deep and swift flood waters will inundate many roads...farms...and some business and residential areas especially Cape Horn...Hamilton...and Thunderbird. Cockreham Island...the Nookachamps area and the Sterling area will be inundated. Levees east of Sedro Woolley may be damaged. This level for this location on the Skagit corresponds to a Phase 1 flood in the Skagit County flood system.
32.5' - the Skagit River will cause flooding from Rockport downstream through Sedro Woolley. Flood waters will inundate low areas near the river...roads...and several residential areas mainly Cape Horn...Hamilton and Thunderbird. Some water will flow onto Cockreham Island and into the Nookachamps and Sterling areas. Flooding will also occur in headwaters...tributaries...and other streams within the Skagit Basin. This level for this location corresponds to a Phase 2 flood in the Skagit County flood system.
28' - the Skagit River will flood low areas and sections of roads along the river from Rockport downstream to Sedro Woolley. This level for this location on the Skagit corresponds to a Phase 3 flood in the Skagit County flood system.
DateStage (ft)
Jan 1, 1815 69.3
Oct 21, 2003 42.21
Nov 29, 1995 41.57
Nov 27, 1949 40.8
Nov 10, 1990 40.2
Dec 26, 1980 40.19
Feb 27, 1932 39.99
Nov 25, 1990 39.89
Nov 6, 2006 39.79
Nov 8, 1995 39.37
Feb 10, 1951 38.99
Nov 15, 2021 38.93
Dec 18, 1979 38.57
Jan 25, 1935 37.9
Dec 4, 1975 36.88
Dec 4, 1989 36.39
Nov 20, 1962 35.73
Nov 13, 1932 35.6
Jan 5, 1984 34.94
Nov 23, 2017 34.69

Data provided by the National Weather Service.