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Sacramento River at Colusa Weir
Critical Stages
60.9' - Action
70.1' - Flood
72.9' - Moderate
73.9' - Major
Latest Observation
Updated: 6:00 AM PST 12/5/25
Status: No Flooding
Stage: 59.5 ft
Flow: -999 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 8 AM 12/5 | 60.8 | 0 |
| 9 AM 12/5 | 60.8 | 0 |
| 10 AM 12/5 | 60.8 | 0 |
| 11 AM 12/5 | 60.8 | 0 |
| 12 PM 12/5 | 60.8 | 0 |
| 1 PM 12/5 | 60.8 | 0 |
| 2 PM 12/5 | 60.8 | 0 |
| 3 PM 12/5 | 60.8 | 0 |
| 4 PM 12/5 | 60.8 | 0 |
| 5 PM 12/5 | 60.8 | 0 |
| 6 PM 12/5 | 60.8 | 0 |
| 7 PM 12/5 | 60.8 | 0 |
| 8 PM 12/5 | 60.8 | 0 |
| 9 PM 12/5 | 60.8 | 0 |
| 10 PM 12/5 | 60.8 | 0 |
| 11 PM 12/5 | 60.8 | 0 |
| 12 AM 12/6 | 60.8 | 0 |
| 1 AM 12/6 | 60.8 | 0 |
| 2 AM 12/6 | 60.8 | 0 |
| 3 AM 12/6 | 60.8 | 0 |
| 4 AM 12/6 | 60.8 | 0 |
| 5 AM 12/6 | 60.8 | 0 |
| 6 AM 12/6 | 60.8 | 0 |
| 7 AM 12/6 | 60.8 | 0 |
| 8 AM 12/6 | 60.8 | 0 |
| 9 AM 12/6 | 60.8 | 0 |
| 10 AM 12/6 | 60.8 | 0 |
| 11 AM 12/6 | 60.8 | 0 |
| 12 PM 12/6 | 60.8 | 0 |
| 1 PM 12/6 | 60.8 | 0 |
| 2 PM 12/6 | 60.8 | 0 |
| 3 PM 12/6 | 60.8 | 0 |
| 4 PM 12/6 | 60.8 | 0 |
| 5 PM 12/6 | 60.8 | 0 |
| 6 PM 12/6 | 60.8 | 0 |
| 7 PM 12/6 | 60.8 | 0 |
| 8 PM 12/6 | 60.8 | 0 |
| 9 PM 12/6 | 60.8 | 0 |
| 10 PM 12/6 | 60.8 | 0 |
| 11 PM 12/6 | 60.8 | 0 |
| 12 AM 12/7 | 60.8 | 0 |
| 1 AM 12/7 | 60.8 | 0 |
| 2 AM 12/7 | 60.8 | 0 |
| 3 AM 12/7 | 60.8 | 0 |
| 4 AM 12/7 | 60.8 | 0 |
| 5 AM 12/7 | 60.8 | 0 |
| 6 AM 12/7 | 60.8 | 0 |
| 7 AM 12/7 | 60.8 | 0 |
| 8 AM 12/7 | 60.8 | 0 |
| 9 AM 12/7 | 60.8 | 0 |
| 10 AM 12/7 | 60.8 | 0 |
| 11 AM 12/7 | 60.8 | 0 |
| 12 PM 12/7 | 60.8 | 0 |
| 1 PM 12/7 | 60.8 | 0 |
| 2 PM 12/7 | 60.8 | 0 |
| 3 PM 12/7 | 60.8 | 0 |
| 4 PM 12/7 | 60.8 | 0 |
| 5 PM 12/7 | 60.8 | 0 |
| 6 PM 12/7 | 60.8 | 0 |
| 7 PM 12/7 | 60.8 | 0 |
| 8 PM 12/7 | 60.8 | 0 |
| 9 PM 12/7 | 60.8 | 0 |
| 10 PM 12/7 | 60.8 | 0 |
| 11 PM 12/7 | 60.8 | 0 |
| 12 AM 12/8 | 60.8 | 0 |
| 1 AM 12/8 | 60.8 | 0 |
| 2 AM 12/8 | 60.8 | 0 |
| 3 AM 12/8 | 60.8 | 0 |
| 4 AM 12/8 | 60.8 | 0 |
| 5 AM 12/8 | 60.8 | 0 |
| 6 AM 12/8 | 60.8 | 0 |
| 7 AM 12/8 | 60.8 | 0 |
| 8 AM 12/8 | 60.8 | 0 |
| 9 AM 12/8 | 60.8 | 0 |
| 10 AM 12/8 | 60.8 | 0 |
| 11 AM 12/8 | 60.8 | 0 |
| 12 PM 12/8 | 60.8 | 0 |
| 1 PM 12/8 | 60.8 | 0 |
| 2 PM 12/8 | 60.8 | 0 |
| 3 PM 12/8 | 60.8 | 0 |
| 4 PM 12/8 | 60.8 | 0 |
| 5 PM 12/8 | 60.8 | 0 |
| 6 PM 12/8 | 60.8 | 0 |
| 7 PM 12/8 | 60.8 | 0 |
| 8 PM 12/8 | 60.8 | 0 |
| 9 PM 12/8 | 60.8 | 0 |
| 10 PM 12/8 | 60.8 | 0 |
| 11 PM 12/8 | 60.8 | 0 |
| 12 AM 12/9 | 60.8 | 0 |
| 1 AM 12/9 | 60.8 | 0 |
| 2 AM 12/9 | 60.8 | 0 |
| 3 AM 12/9 | 60.8 | 0 |
| 4 AM 12/9 | 60.8 | 0 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 7:00 AM 12/5 | 59.5 | -999 |
| 6:45 AM 12/5 | 59.5 | -999 |
| 6:30 AM 12/5 | 59.5 | -999 |
| 6:15 AM 12/5 | 59.5 | -999 |
| 6:00 AM 12/5 | 59.5 | -999 |
| 5:45 AM 12/5 | 59.5 | -999 |
| 5:30 AM 12/5 | 59.5 | -999 |
| 5:15 AM 12/5 | 59.5 | -999 |
| 5:00 AM 12/5 | 59.5 | -999 |
| 4:45 AM 12/5 | 59.5 | -999 |
| 4:30 AM 12/5 | 59.5 | -999 |
| 4:15 AM 12/5 | 59.5 | -999 |
| 4:00 AM 12/5 | 59.5 | -999 |
| 3:45 AM 12/5 | 59.5 | -999 |
| 3:30 AM 12/5 | 59.5 | -999 |
| 3:15 AM 12/5 | 59.5 | -999 |
| 3:00 AM 12/5 | 59.5 | -999 |
| 2:45 AM 12/5 | 59.5 | -999 |
| 2:30 AM 12/5 | 59.5 | -999 |
| 2:15 AM 12/5 | 59.5 | -999 |
| 2:00 AM 12/5 | 59.5 | -999 |
| 1:45 AM 12/5 | 59.5 | -999 |
| 1:30 AM 12/5 | 59.5 | -999 |
| 1:15 AM 12/5 | 59.5 | -999 |
| 1:00 AM 12/5 | 59.5 | -999 |
| 12:45 AM 12/5 | 59.5 | -999 |
| 12:30 AM 12/5 | 59.5 | -999 |
| 12:15 AM 12/5 | 59.5 | -999 |
| 12:00 AM 12/5 | 59.5 | -999 |
| 11:45 PM 12/4 | 59.5 | -999 |
73.9' -
Stages above 73.9 feet result in major flooding. Top of levee.
60.9' -
Colusa Weir crest elevation. Overflow begins into the Sutter Bypass.
| Date | Stage (ft) |
|---|---|
| Mar 1, 1940 | 70.6 |
| Mar 4, 1983 | 68.96 |
| Jan 3, 1997 | 68.85 |
| Feb 21, 1958 | 68.8 |
| Feb 26, 1958 | 68.8 |
| Feb 16, 2019 | 68.75 |
| Feb 19, 2017 | 68.68 |
| Jan 7, 1965 | 68.5 |
| Jan 10, 2017 | 68.33 |
| Jan 24, 1943 | 68.3 |
| Feb 6, 2025 | 68.16 |
| Jan 2, 2006 | 68.04 |
| Feb 25, 2017 | 67.99 |
| Jan 11, 1995 | 67.98 |
| Mar 22, 2011 | 67.83 |
| Feb 19, 1986 | 67.8 |
| Jan 17, 1978 | 67.6 |
| Jan 18, 2019 | 67.59 |
| Dec 17, 2016 | 67.57 |
| Jan 17, 1956 | 67.5 |
Data provided by the National Weather Service.
