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Sacramento River at I Street Bridge

Critical Stages
27.5' - Action
33.5' - Flood
35.4' - Moderate
36.4' - Major

Latest Observation

Updated: 6:00 AM PST 12/18/25

Status: No Flooding

Stage: 6.17 ft

Flow: 11.6 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
8 AM 12/18 6.62 13
9 AM 12/18 6.48 12.5
10 AM 12/18 6.32 12
11 AM 12/18 6.19 11.7
12 PM 12/18 6.15 11.5
1 PM 12/18 6.23 11.8
2 PM 12/18 6.47 12.5
3 PM 12/18 6.75 13.3
4 PM 12/18 7 14.1
5 PM 12/18 7.09 14.4
6 PM 12/18 7.06 14.3
7 PM 12/18 6.97 14
8 PM 12/18 6.81 13.5
9 PM 12/18 6.63 13
10 PM 12/18 6.42 12.3
11 PM 12/18 6.23 11.8
12 AM 12/19 6.01 11.1
1 AM 12/19 5.82 10.6
2 AM 12/19 5.76 10.4
3 AM 12/19 5.82 10.6
4 AM 12/19 6.07 11.3
5 AM 12/19 6.59 12.9
6 AM 12/19 7 14.1
7 AM 12/19 7.2 14.8
8 AM 12/19 7.22 14.8
9 AM 12/19 7.18 14.7
10 AM 12/19 7.12 14.5
11 AM 12/19 7.05 14.3
12 PM 12/19 7.01 14.2
1 PM 12/19 7.03 14.2
2 PM 12/19 7.18 14.7
3 PM 12/19 8.26 18.1
4 PM 12/19 8.56 19.1
5 PM 12/19 8.71 19.6
6 PM 12/19 8.7 19.5
7 PM 12/19 8.64 19.3
8 PM 12/19 8.54 19
9 PM 12/19 8.4 18.6
10 PM 12/19 8.26 18.1
11 PM 12/19 8.12 17.7
12 AM 12/20 7.96 17.2
1 AM 12/20 7.82 16.7
2 AM 12/20 7.79 16.6
3 AM 12/20 7.83 16.7
4 AM 12/20 7.98 17.2
5 AM 12/20 8.31 18.3
6 AM 12/20 8.59 19.2
7 AM 12/20 8.82 19.9
8 AM 12/20 8.93 20.3
9 AM 12/20 8.93 20.3
10 AM 12/20 8.89 20.1
11 AM 12/20 8.81 19.9
12 PM 12/20 8.74 19.7
1 PM 12/20 8.69 19.5
2 PM 12/20 8.68 19.5
3 PM 12/20 8.77 19.8
4 PM 12/20 9 20.5
5 PM 12/20 9.23 21.2
6 PM 12/20 9.33 21.6
7 PM 12/20 9.31 21.5
8 PM 12/20 9.24 21.3
9 PM 12/20 9.14 21
10 PM 12/20 9.01 20.5
11 PM 12/20 8.87 20.1
12 AM 12/21 8.73 19.6
1 AM 12/21 8.58 19.2
2 AM 12/21 8.45 18.8
3 AM 12/21 8.4 18.6
4 AM 12/21 8.39 18.6
5 AM 12/21 8.47 18.8
6 AM 12/21 8.74 19.7
7 AM 12/21 8.97 20.4
8 AM 12/21 9.18 21.1
9 AM 12/21 9.29 21.4
10 AM 12/21 9.32 21.5
11 AM 12/21 9.31 21.5
12 PM 12/21 9.28 21.4
1 PM 12/21 9.27 21.4
2 PM 12/21 9.29 21.4
3 PM 12/21 9.35 21.6
4 PM 12/21 9.52 22.2
5 PM 12/21 9.81 23.1
6 PM 12/21 10.1 24.1
7 PM 12/21 10.27 24.7
8 PM 12/21 10.34 24.9
9 PM 12/21 10.37 25
10 PM 12/21 10.37 25
11 PM 12/21 10.36 25
12 AM 12/22 10.35 24.9
1 AM 12/22 10.36 25
2 AM 12/22 10.35 24.9
3 AM 12/22 10.42 25.2
4 AM 12/22 10.54 25.6
TimeStage (ft)Flow (kcfs)
6:00 AM 12/18 6.17 11.6
5:45 AM 12/18 6.13 11.5
5:30 AM 12/18 6.09 11.4
5:15 AM 12/18 6.04 11.2
5:00 AM 12/18 6 11.1
4:45 AM 12/18 5.95 10.9
4:30 AM 12/18 5.92 10.8
4:15 AM 12/18 5.89 10.8
4:00 AM 12/18 5.86 10.7
3:45 AM 12/18 5.84 10.6
3:30 AM 12/18 5.83 10.6
3:15 AM 12/18 5.82 10.6
3:00 AM 12/18 5.83 10.6
2:45 AM 12/18 5.84 10.6
2:30 AM 12/18 5.86 10.7
2:15 AM 12/18 5.89 10.8
2:00 AM 12/18 5.92 10.8
1:45 AM 12/18 5.95 10.9
1:30 AM 12/18 5.99 11.1
1:15 AM 12/18 6.04 11.2
1:00 AM 12/18 6.08 11.3
12:45 AM 12/18 6.12 11.4
12:30 AM 12/18 6.17 11.6
12:15 AM 12/18 6.21 11.7
12:00 AM 12/18 6.26 11.9
11:45 PM 12/17 6.31 12
11:30 PM 12/17 6.35 12.1
11:15 PM 12/17 6.39 12.3
11:00 PM 12/17 6.44 12.4
10:45 PM 12/17 6.48 12.5
Hydrograph for Sacramento River at I Street Bridge
36.4' - Stages above 36.4 feet result in major flooding outside levees. Top of levee.
21.4' - Discovery Park is closed to the public.
DateStage (ft)
Feb 19, 1986 30.68
Jan 3, 1997 30.38
Nov 21, 1950 30.14
Feb 9, 2017 29.89
Jan 17, 1909 29.6
Jan 11, 2017 29.59
Mar 15, 2023 28.29
Jan 21, 1969 28.18
Dec 31, 2005 27.7
Jan 26, 1997 27.39
Feb 4, 1998 27.27
Apr 5, 2006 27.27
Mar 11, 1995 27.22
Dec 22, 1982 27.1
Feb 28, 2019 27.09
Jan 19, 1973 26.74
Jan 12, 1995 26.66
Feb 25, 1917 26.4
Feb 7, 1996 25.6
Mar 25, 2011 25.53

Data provided by the National Weather Service.