Weather Alerts For Oceanside, CA

URGENT - WEATHER MESSAGE National Weather Service San Diego CA 804 PM PST Tue Dec 16 2025 San Diego County Coastal Areas-Orange County Coastal Areas-Orange County Inland Areas- Including the cities of Carlsbad, Encinitas, Vista, Orange, Huntington Beach, Garden Grove, Mission Viejo, National City, Santa Ana, Costa Mesa, Fullerton, Irvine, Anaheim, Oceanside, Chula Vista, and San Diego 804 PM PST Tue Dec 16 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST WEDNESDAY... * WHAT...Visibility reduced to one quarter of a mile or less in dense fog. * WHERE...Orange County Coastal Areas, Orange County Inland Areas, and San Diego County Coastal Areas. * WHEN...Until 10 AM PST Wednesday. * 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. &&