Red Flag Warning Issued for Sacramento Valley and Northern California
This alert is no longer in effect.
NOAA issued it on May 22, 2026, 3 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.
NWS Sacramento has issued a Red Flag Warning for gusty winds and low humidity across multiple Northern California counties from 5 AM Saturday to 8 PM PDT Monday.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- Northern California Sacramento Valley
- Issued
- May 22, 2026
- Issuing authority
- NWS Sacramento CA
Fire-weather notices describe conditions that can support rapid fire spread; they do not report that a fire is present. Check local emergency sources for any active incident.
Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Northern California Sacramento Valley.
Alert Details
The National Weather Service in Sacramento has issued a Red Flag Warning for gusty winds and low humidity. The warning is in effect from 5 AM Saturday to 8 PM PDT Monday. The Fire Weather Watch is no longer in effect.
Affected Areas
The alert covers South-Central Shasta County Including Redding Metro; Northern Sacramento Valley in Tehama County; Central Glenn County Including Interstate 5; Eastern Glenn County; Butte County Below 1000 ft; Central Colusa County Including Interstate 5; Eastern Colusa County; Sutter and Yuba Counties Below 1000 ft; Western Yolo County Including Capay Valley and Interstate 505; Central Yolo and Northeast Solano Counties Including Woodland and Davis; Sacramento Metro and Western El Dorado and Amador Counties; Central Solano County Including Fairfield and Vacaville; Southwestern Solano County Including Vallejo; Sacramento County Delta; San Joaquin County Delta; Central San Joaquin County Including Stockton Metro; Tracy Triangle Below 1000 ft; Northeastern San Joaquin Valley Below 1000 ft; Western Stanislaus County Below 1000 ft Including Interstate 5; and Central Stanislaus County Including Modesto Metro.
What You Should Do
A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. Outdoor burning is not recommended.
Expected Conditions
North winds of 20 to 30 mph with gusts of 35 to 45 mph, locally up to 50 mph around the Delta and the far western Sacramento Valley. Daytime minimum humidities of 7 to 15 percent; overnight maximum relative humidities 30 to 55 percent. Highest threat is along and west of the Interstate 5 corridor in the Sacramento Valley, with strongest winds expected Saturday night through Sunday.
Timeline
The warning is effective from 5 AM Saturday (May 16) through 8 PM PDT Monday (May 18).
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 (1,844 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 22, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.