Extreme Heat Watch

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 1206 AM PDT Sun Aug 23 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 10 AM PDT TUESDAY... ...EXTREME HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH FRIDAY EVENING... * WHAT...For the Heat Advisory, temperatures up to 94 expected. For the Extreme Heat Watch, dangerously hot conditions with temperatures up to 100 possible. * WHERE...Catalina and Santa Barbara Islands, Los Angeles County Beaches, Los Angeles County Inland Coast including Downtown Los Angeles, Malibu Coast, Palos Verdes Hills, Santa Barbara County Southeastern Coast, Santa Barbara County Southwestern Coast, Ventura County Beaches, and Ventura County Inland Coast. * WHEN...For the Heat Advisory, from 10 AM this morning to 10 AM PDT Tuesday. For the Extreme Heat Watch, from Tuesday morning through Friday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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.