Dense Fog Advisory

Locations Affected

Stockton, CA ∙ Sacramento, CA ∙ Modesto, CA ∙ Elk Grove, CA ∙ Roseville, CA ∙ Vallejo, CA ∙ Fairfield, CA ∙ Vacaville, CA ∙ Tracy, CA ∙ Citrus Heights, CA

Full Alert Message

URGENT - WEATHER MESSAGE...CORRECTED National Weather Service Sacramento CA 628 AM PST Fri Jan 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING... * 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 10 AM PST this morning. * 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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