Moderate Expected Likely Heat Advisory Heat Advisory issued August 22 at 2:25PM PDT until August 25 at 10:00AM PDT by NWS Los Angeles/Oxnard CA Aug 23, 10:00 AM → Aug 25, 10:00 AM WHAT: For the Heat Advisory, temperatures up to 94 expected. Forthe Extreme Heat Watch, dangerously hot conditions withtemperatures up to 100 possible. WHERE: Catalina and Santa Barbara Islands, Los Angeles CountyBeaches, Los Angeles County Inland Coast including Downtown LosAngeles, Malibu Coast, Palos Verdes Hills, Santa Barbara CountySoutheastern Coast, Santa Barbara County Southwestern Coast,Ventura County Beaches, and Ventura County Inland Coast. WHEN: For the Heat Advisory, from 10 AM Sunday to 10 AM PDTTuesday. For the Extreme Heat Watch, from Tuesday morning throughFriday evening. IMPACTS: Heat related illnesses increase significantly duringextreme heat events. Hot temperatures may cause heat illnesses. + Read More Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Updated: Aug 22, 5:32 PM Source: NWS Alert