CA San Diego CA Zone Forecast for Friday, October 20, 2017 _____ 775 FPUS56 KSGX 210909 ZFPSGX Zone Forecast Product for Extreme Southwestern California National Weather Service San Diego CA 209 AM PDT Sat Oct 21 2017 CAZ552-212130- Orange County Coastal Areas- Including the cities of Huntington Beach, Costa Mesa, Newport Beach, Laguna Beach, and San Clemente 209 AM PDT Sat Oct 21 2017 ...BEACH HAZARDS STATEMENT THROUGH SUNDAY EVENING... ...EXCESSIVE HEAT WATCH IN EFFECT FROM MONDAY MORNING THROUGH TUESDAY EVENING... .TODAY...Mostly sunny.