Red Flag Warning in Shasta County, California
Issued by the National Weather Service and archived by Claims Pages
EXPIRED
9/26/2025 12:45:00 AM (UTC)
Urgency: Expected
Severity: Severe
Certainty: Likely
9/26/2025 12:45:00 AM until 9/27/2025 5:00:00 AM
A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.
* Winds...North winds 10 to 20 mph with gusts to 30 mph.
Strongest winds expected over the northern Sacramento Valley
west of Interstate 5.
* Humidity...Daytime minimum humidities of 10 to 15 percent.
Overnight recoveries 30 to 50 percent.
* Impacts...The combination of gusty winds and low humidity can
cause fire to rapidly grow in size and intensity. Outdoor
burning is not recommended.
* Highest Threat...Northern Sacramento Valley along and west of
the Interstate 5 corridor.
