Active Weather Alerts
Dense Fog Advisory
Issued: 7:40 PM Jan. 17, 2026 – National Weather Service
...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Northern San Joaquin Valley, and Southern Sacramento Valley. * WHEN...Until 2 PM PST this afternoon. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. &&
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