Red Flag Warning
Until 2024-11-06T21:15:00-08:00 • National Weather Service
...RED FLAG WARNING NOW IN EFFECT THROUGH THURSDAY MORNING FOR THE BAY AREA FOR STRONG OFFSHORE WINDS AND CRITICALLY DRY CONDITIONS. ...FOR THE CENTRAL COAST THE RED FLAG WARNING WILL GO THROUGH 5 PM WEDNESDAY WITH GUSTS DIMINISHING THROUGH THE EVENING... .Strong and gusty offshore winds, critical relative humidity, and dry fuels continue across much of the region. North to northeasterly wind gusts will average between 25 and 40 mph, particularly across the higher terrain of the Santa Cruz Mountains, East Bay Hills, North Bay Mountains, as well as interior portions of Napa and Sonoma counties. Wind gusts between 30 to 40 mph with occasional gusts greater than 55 mph will continue across the North Bay interior mountains through Wednesday evening. Afternoon humidity values will range between the single digits and 25 percent. Overnight humidity recovery will be poor between 20 and 45 percent. Fire crews and residents are urged to remain abreast of the weather forecast through Thursday morning. * AFFECTED AREA...Fire Weather Zone 006 San Francisco, Fire Weather Zone 502 Marin Coastal Range, Fire Weather Zone 503 Sonoma Coastal Range, Fire Weather Zone 504 North Bay Interior Mountains, Fire Weather Zone 506 North Bay Interior Valleys, Fire Weather Zone 508 San Francisco Bay Shoreline, Fire Weather Zone 509 San Francisco Peninsula Coast, Fire Weather Zone 510 East Bay Interior Valleys, Fire Weather Zone 512 Santa Cruz Mountains, Fire Weather Zone 513 Santa Clara Valley Including San Jose, Fire Weather Zone 514 Eastern Santa Clara Hills, Fire Weather Zone 515 East Bay Hills, and Fire Weather Zone 529 Northern Monterey Bay. * TIMING...11 AM Tuesday until 7 AM Thursday. * WINDS...Northeast 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 12 percent. * LIGHTNING...None anticipated. * IMPACTS...Despite recent rainfall, a long duration offshore flow event is anticipated. This will result in the rapid curing of fuels. The combination of strong winds and low humidity will cause fire to rapidly grow in size and intensity. Outdoor burning is not recommended and may be prohibited in some areas.
Until 2024-11-06T21:15:00-08:00 • National Weather Service
...RED FLAG WARNING NOW IN EFFECT THROUGH THURSDAY MORNING FOR THE BAY AREA FOR STRONG OFFSHORE WINDS AND CRITICALLY DRY CONDITIONS. ...FOR THE CENTRAL COAST THE RED FLAG WARNING WILL GO THROUGH 5 PM WEDNESDAY WITH GUSTS DIMINISHING THROUGH THE EVENING... .Strong and gusty offshore winds, critical relative humidity, and dry fuels continue across much of the region. North to northeasterly wind gusts will average between 25 and 40 mph, particularly across the higher terrain of the Santa Cruz Mountains, East Bay Hills, North Bay Mountains, as well as interior portions of Napa and Sonoma counties. Wind gusts between 30 to 40 mph with occasional gusts greater than 55 mph will continue across the North Bay interior mountains through Wednesday evening. Afternoon humidity values will range between the single digits and 25 percent. Overnight humidity recovery will be poor between 20 and 45 percent. Fire crews and residents are urged to remain abreast of the weather forecast through Thursday morning. * AFFECTED AREA...Fire Weather Zone 006 San Francisco, Fire Weather Zone 502 Marin Coastal Range, Fire Weather Zone 503 Sonoma Coastal Range, Fire Weather Zone 504 North Bay Interior Mountains, Fire Weather Zone 506 North Bay Interior Valleys, Fire Weather Zone 508 San Francisco Bay Shoreline, Fire Weather Zone 509 San Francisco Peninsula Coast, Fire Weather Zone 510 East Bay Interior Valleys, Fire Weather Zone 512 Santa Cruz Mountains, Fire Weather Zone 513 Santa Clara Valley Including San Jose, Fire Weather Zone 514 Eastern Santa Clara Hills, Fire Weather Zone 515 East Bay Hills, and Fire Weather Zone 529 Northern Monterey Bay. * TIMING...11 AM Tuesday until 7 AM Thursday. * WINDS...Northeast 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 12 percent. * LIGHTNING...None anticipated. * IMPACTS...Despite recent rainfall, a long duration offshore flow event is anticipated. This will result in the rapid curing of fuels. The combination of strong winds and low humidity will cause fire to rapidly grow in size and intensity. Outdoor burning is not recommended and may be prohibited in some areas.
