Bay Area rain map: See where the storm is

The first rain of the week’s series of storms is arriving in the Bay Area on Wednesday morning.

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The updating radar map above shows areas of precipitation in green, with greater intensities indicated by yellow and orange.

A wind advisory is in effect until 4 a.m. Thursday and a flood watch until 4 a.m. Friday, the National Weather Service said.

In the Sierra Nevada, the heaviest snow is expected Wednesday night and Thursday. Updates on road closures and chain controls can be found on CalTrans’ website or mobile app or by calling (800) 427-7623.