Expires:202512221100;;986479 FPUS56 KSGX 211954 ZFPSGX Zone Forecast Product for Extreme Southwest California National Weather Service San Diego CA 1153 AM PST Sun Dec 21 2025 CAZ058-221100- San Diego County Mountains- Including the cities of Julian and Pine Valley 1153 AM PST Sun Dec 21 2025 ...FLOOD WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH LATE WEDNESDAY NIGHT... .TONIGHT...Partly cloudy this evening...becoming mostly clear. Lows 44 to 54. Light winds. .MONDAY...Partly cloudy. Highs 64 to 74. Light winds. .MONDAY NIGHT...Partly cloudy in the evening...becoming mostly cloudy. Lows 45 to 54. Light winds becoming south 10 mph overnight. .TUESDAY...Cloudy in the morning, then mostly cloudy with a slight chance of showers in the afternoon. Highs 56 to 64. Areas of winds south 10 to 20 mph with gusts to 35 mph. Chance of measurable precipitation 20 percent. .TUESDAY NIGHT...Partly cloudy with a chance of showers in the evening, then cloudy with showers overnight. Patchy fog. Lows 43 to 52. Areas of winds south 15 to 25 mph. Gusts to 35 mph... becoming 40 mph overnight. .WEDNESDAY...Patchy fog in the morning. Showers in the morning, then showers and a slight chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Breezy. Highs 53 to 60. .WEDNESDAY NIGHT...Showers and a slight chance of thunderstorms. Patchy fog. Lows 43 to 52. .CHRISTMAS DAY...Showers. Patchy fog. Highs 51 to 58. .THURSDAY NIGHT...Showers likely. Patchy fog. Lows 40 to 49. .FRIDAY...Showers likely. Patchy fog. Highs 48 to 56. .FRIDAY NIGHT...Mostly cloudy in the evening...becoming partly cloudy. Patchy fog in the evening. A chance of showers. Colder. Lows 34 to 44. .SATURDAY...Partly cloudy with a chance of showers. Highs 49 to 56. .SATURDAY NIGHT...Partly cloudy with a chance of showers. Lows 34 to 44. .SUNDAY...Partly cloudy with a slight chance of showers. Highs 50 to 58. $$