Expires:202512100015;;270168 FPUS56 KSGX 091003 ZFPSGX Zone Forecast Product for Extreme Southwest California National Weather Service San Diego CA 203 AM PST Tue Dec 9 2025 CAZ043-100015- San Diego County Coastal Areas- Including the cities of Oceanside, Vista, Carlsbad, Encinitas, Chula Vista, National City, and San Diego 203 AM PST Tue Dec 9 2025 .TODAY...Mostly sunny. Highs 74 to 79 near the coast to 81 to 84 inland. Areas of winds northeast to 10 mph becoming northwest 10 mph this afternoon. .TONIGHT...Mostly clear. Lows 42 to 52. Light winds. .WEDNESDAY...Mostly sunny. Highs 71 to 76 near the coast to 80 inland. Light winds becoming southwest 10 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 41 to 51. Light winds. .THURSDAY...Mostly sunny. Highs 69 to 73 near the coast to 74 to 78 inland. Light winds. .THURSDAY NIGHT...Mostly clear. Lows around 51. .FRIDAY...Mostly sunny. Highs 68 to 72 near the coast to 73 to 76 inland. .FRIDAY NIGHT...Clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 47 to 51. .SATURDAY...Partly cloudy with patchy fog in the morning... becoming mostly sunny. Highs 66 to 70 near the coast to 71 to 74 inland. .SATURDAY NIGHT...Partly cloudy in the evening...becoming cloudy overnight with patchy fog. Lows 49 to 52. .SUNDAY...Patchy fog in the morning. Partly cloudy. Highs 64 to 68 near the coast to 70 inland. .SUNDAY NIGHT...Mostly clear in the evening...becoming mostly cloudy overnight with patchy fog. Lows 48 to 52. .MONDAY...Patchy fog in the morning. Partly cloudy. Highs 64 to 68 near the coast to 70 inland. $$