Dense Fog Advisory

Locations Affected

San Francisco, CA ∙ Santa Cruz, CA ∙ Watsonville, CA ∙ Tamalpais-Homestead Valley, CA ∙ Pacific Grove, CA ∙ Black Point, CA ∙ Half Moon Bay Airport, CA ∙ La Selva Beach, CA ∙ Point Reyes, CA ∙ Paradise Park, CA

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service San Francisco CA 226 AM PDT Tue Oct 6 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast, Northern Monterey Bay, and Southern Monterey Bay. * WHEN...Until 9 AM PDT 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. If commuting, allow extra drive time to reach your destination safely.

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