Flash Flood Warning Issued for Colusa County, California
This alert is no longer in effect.
NOAA issued it on April 11, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Flash Flood Warning is in effect for North Central Colusa County until 7:15 PM PDT, with heavy rain from thunderstorms causing potential flooding in areas like Maxwell and Delevan.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Colusa County, California
- Issued
- April 11, 2026
- Issuing authority
- NWS Sacramento CA
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Colusa County, California.
Alert Details
A Flash Flood Warning has been issued by the National Weather Service (NWS) Sacramento CA. It is effective from 5:21 PM PDT until 7:15 PM PDT on April 10, 2026.
Affected Areas
The warning affects North Central Colusa County in central California, including specific locations such as Maxwell and Delevan.
What You Should Do
Turn around, don't drown when encountering flooded roads. Be aware of your surroundings and do not drive on flooded roads.
Expected Conditions
Flash flooding caused by thunderstorms producing heavy rain. This includes flash flooding of small creeks and streams, urban areas, highways, streets, and underpasses as well as other poor drainage and low-lying areas.
Timeline
The alert is effective from 5:21 PM PDT on April 10, 2026, and expires at 7:15 PM PDT on the same day.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (830 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 11, 2026.
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Common questions about this NWS weather alert.