Satellite imagery shows extensive stratus coverage across the North Bay, barring interior Napa County, parts of the East Bay from Concord and Mount Diablo west to the Bay, extending as far south as Hayward, the city of San Francisco, western San Mateo County, Santa Cruz County and most of the southern Monterey Bay region. The clouds will retreat towards the coast through the day, but most of Sonoma and Marin Counties, in addition to western San Mateo County and Santa Cruz County, are expected to remain socked in through the rest of the day. High temperatures range from mid 60s at the Beaches to upper 70s well Inland with breezy winds 10 t0 20 mph. Expect drizzle or light showers mainly San Francisco to the North on Thursday morning for the commute.

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