Expires:202411221100;;441658 FPUS56 KSGX 212104 ZFPSGX Zone Forecast Product for Extreme Southwest California National Weather Service San Diego CA 104 PM PST Thu Nov 21 2024 CAZ050-221100- San Diego County Valleys- Including the cities of Escondido, El Cajon, San Marcos, La Mesa, Santee, and Poway 104 PM PST Thu Nov 21 2024 .TONIGHT...Clear, colder. Lows 35 to 45 in wind sheltered areas to 42 to 49 in warmer locations. Light winds. .FRIDAY...Mostly sunny. Highs 70 to 74 in the western valleys to 73 to 78 near the foothills. Light winds becoming west 10 mph in the afternoon. .FRIDAY NIGHT...Mostly clear. Lows 36 to 46 in wind sheltered areas to 43 to 49 in warmer locations. Light winds. .SATURDAY...Partly cloudy. Highs 68 to 73. Areas of winds west to 10 mph. .SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows 43 to 53 in wind sheltered areas to 50 to 55 in warmer locations. Light winds. Chance of measurable precipitation 50 percent. .SUNDAY...Cloudy with a chance of showers in the morning, then mostly cloudy with a slight chance of showers in the afternoon. Highs 65 to 68 in the western valleys to 61 to 66 near the foothills. .SUNDAY NIGHT...Mostly cloudy. A slight chance of showers overnight. Lows 40 to 50. .MONDAY...Cloudy in the morning...becoming mostly cloudy. A slight chance of showers. Highs 67 to 72. .MONDAY NIGHT...Partly cloudy with a slight chance of showers. Lows 43 to 53. .TUESDAY...Partly cloudy with a chance of showers. Highs 66 to 71. .TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows 41 to 51. .WEDNESDAY...Mostly cloudy with a slight chance of showers in the morning, then partly cloudy in the afternoon. Highs 65 to 70. .WEDNESDAY NIGHT...Partly cloudy. Lows 37 to 47. .THANKSGIVING DAY...Partly cloudy. Highs 67 to 71 in the western valleys to 62 to 67 near the foothills. $$