Weather

Fire Threat: Parts Of Bay Area Under Red Flag Warning

Here's why weather officials have called the first red flag warning of the year. View a map of the affected areas.

The National Weather Service issued the red flag warning Friday.
The National Weather Service issued the red flag warning Friday. (Renee Schiavone/Patch)

SAN FRANCISCO, CA — San Francisco is not among the Bay Area locations that will be under the first red flag warning of the fire season, but take a look at the map if you're planning to head out of the city this weekend.

The National Weather Service issued the warning, which will be in place from 11 p.m. Friday to 6 a.m. Monday. The North and East Bay hills are included in the red flag warning, as are the East Bay valleys and the eastern half of Santa Clara County.

Any fire will spready rapidly, especially in grass and brush, the weather service said.

Find out what's happening in Rockridgefor free with the latest updates from Patch.

The warning was issued after officials determined that an offshore wind would develop this weekend, with fuels at near record dry levels following a dry winter, the weather service said. The winds will hit the Napa County hills first before spreading to the East Bay overnight and into early Saturday.

Warm and dry conditions are forecast Saturday and Sunday. The pattern will continue to dry out grasses, the weather service said.

Find out what's happening in Rockridgefor free with the latest updates from Patch.

Read the red flag warning here.

—Written by Courtney Teague/Patch with additional reporting by Bea Karnes

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