Carquinez Strait and Delta, Southern Sacramento Valley and Northern San Joaquin Valley are included in a dense fog advisory released by the National Weather Service on Saturday at 10:14 p.m. The advisory is valid for Sunday, Nov. 23 between 3 a.m. and 11 a.m.

The NWS Sacramento CA says to expect, “Visibility one quarter mile or less in dense fog.”

“Low visibility could make driving conditions hazardous,” the NWS said. “If driving, slow down, use your headlights, and leave plenty of distance ahead of you.”

Guidance from the NWS for navigating foggy conditions

If a dense fog advisory is issued for your area, it means that widespread dense fog has developed and visibility often drops to just a quarter-mile or less. These conditions can make driving challenging, so exercise extreme caution

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