Expires:202605091000;;229066 FPUS56 KSGX 081823 ZFPSGX Zone Forecast Product for Extreme Southwest California National Weather Service San Diego CA 1122 AM PDT Fri May 8 2026 CAZ050-091000- San Diego County Valleys- Including the cities of Escondido, El Cajon, San Marcos, La Mesa, Santee, and Poway 1122 AM PDT Fri May 8 2026 .TONIGHT...Mostly clear this evening...becoming partly cloudy. Patchy fog overnight. Lows 52 to 58. Areas of winds west to 10 mph this evening becoming light. .SATURDAY...Partly cloudy with patchy fog in the morning... becoming sunny. Highs 78 to 82 in the western valleys to 82 to 87 near the foothills. Areas of winds west to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows 53 to 59. Areas of winds west to 10 mph in the evening becoming light. .SUNDAY...Partly cloudy in the morning...becoming mostly sunny. Highs 80 to 83 in the western valleys to 84 to 89 near the foothills. Areas of winds west to 10 mph. .SUNDAY NIGHT...Mostly clear. Lows 52 to 59 in wind sheltered areas to 55 to 63 in warmer locations. Light winds. .MONDAY...Mostly sunny. Highs 83 to 87 in the western valleys to 88 to 93 near the foothills. .MONDAY NIGHT...Mostly clear. Lows 56 to 62. .TUESDAY...Partly cloudy in the morning...becoming mostly sunny. Highs around 80 in the western valleys to 79 to 84 near the foothills. .TUESDAY NIGHT...Mostly clear in the evening...becoming partly cloudy. Lows 53 to 57. .WEDNESDAY...Partly cloudy in the morning...becoming mostly sunny. Highs 78 to 83. .WEDNESDAY NIGHT...Mostly clear. Lows 52 to 57. .THURSDAY...Partly cloudy in the morning...becoming mostly sunny. Highs 77 to 82. .THURSDAY NIGHT...Mostly clear in the evening...becoming partly cloudy. Lows 52 to 56. .FRIDAY...Partly cloudy in the morning...becoming mostly sunny. Highs 75 to 80. $$