Red Flag Warning

September 23-25, 2019 Red Flag Warning Issued for Marin County Warning to remain in place until Wednesday morning.   Marin County, CA — The National Weather Service has issued a Red Flag Warning for the North Bay Mountains and other parts of the Bay Area above 1000 feet, which is in effect from 9 PM Monday Evening to 5 AM Wednesday.

A Red Flag Warning means that critical fire weather conditions are expected during this time frame with a combination of strong offshore winds with gusts to 30-35 miles per hour and low relative humidity percentage ranging from teens to the low twenties.

The affected area includes higher terrain areas of Marin, Napa, Sonoma and East Bay counties. The concerns of this weather system are that fires that develop will likely spread rapidly.

In response to the forecasted fire weather conditions, Marin fire agencies have added additional staff, including eight fire engines, two fire crews, two water tenders, one dispatcher, and one battalion chief above and beyond our normal daily staffing. This additional staffing is funded by California Office of Emergency Services (Cal OES) and California Department of Forestry and Fire Protection (CAL FIRE).

The following land use restrictions are in effect for the Marin Municipal Water District, Mount Tamalpais State Park, Marin Open Space, and The Point Reyes National Seashore during the Red Flag conditions. Closures at Sky Oaks, Natalie Coffin Green Park (Ross), and Leo Cronin Parking Lot, MMWD Mount Vision Rd, Inverness (National Park Service) All open burning and burn permits are suspended on public lands Closures to Mount Tamalpais State Park – Roads north of Panoramic Highway are closed to motor vehicle traffic on Pantoll Road and Ridgecrest Boulevard.   All park use permits north of Panoramic Highway are suspended, including filming.  Residents are advised to exercise extreme caution during the Red Flag Warning because a simple spark could cause a major wildfire, including the use of equipment and machinery as well as smoking. The Mount Tamalpais State Park information number is 415-388-2070. The Marin Municipal Water District information number is 415-945-1195. The Marin County Fire Information Hotline number is 415-473-7191. To register for emergency alerts, visit To learn more about preparing your family, your home, and your community, visit

Defensible space and home hardening are essential to improve your home’s chance of surviving a wildfire.  From the National Weather Service:  URGENT – FIRE WEATHER MESSAGE National Weather Service San Francisco CA, Mon Sep 23 2019  …Red Flag Warning in effect for the North Bay Mountains, East Bay Hills, and Diablo Range tonight through early Wednesday morning…  Building high pressure will result in gusty offshore winds developing late this evening which would bring critical fire weather conditions over the North and East Bay Mountains/Hills through early Wednesday morning. Additionally, hot afternoon temperatures on Tuesday and Wednesday along with low humidity values in the teens will contribute to increased fire danger. Read the full fire weather forecast here…