The National Weather Service in San Diego has issued a Red Flag Warning, which is in effect from 3 p. m. today to 11 a. m. Friday. The Red Flag Warning has been issued due to strong gusty winds and low humidity for the mountains and valleys of San Diego County.

Critical Fire Weather

• Any fires that develop will spread rapidly with extreme fire behavior, threatening life, and property.


• Review your emergency plan.


• Review your evacuation (emergency exit) routes.


• Be prepared to evacuate if needed.


• Be sure your cell phone is registered with AlertSanDiego, the notification system used by first responders to alert you. People may also register their VoIP phone numbers or emails.

The strongest winds are expected tonight into tomorrow morning with gusts up to 55 mph in the windier locations. The lowest daytime humidity will be as low as 11%. More forecast information and updates are available from the National Weather Service.