Heat Advisory

Locations Affected

Chula Vista, CA ∙ San Diego, CA ∙ Oceanside, CA ∙ Huntington Beach, CA ∙ Carlsbad, CA ∙ Costa Mesa, CA ∙ Newport Beach, CA ∙ Vista, CA ∙ Laguna Niguel, CA ∙ National City, CA

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service San Diego CA 1037 AM PDT Mon Jul 13 2026 ...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM PDT THURSDAY... * WHAT...Warm and humid conditions with elevated overnight temperatures. Temperatures will be near 80 at the beaches, near 90 further inland. * WHERE...Orange County Coastal Areas and San Diego County Coastal Areas. * WHEN...From 10 AM Wednesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

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