Expires:202411172215;;186336 FPUS56 KSGX 171020 ZFPSGX Zone Forecast Product for Extreme Southwest California National Weather Service San Diego CA 220 AM PST Sun Nov 17 2024 CAZ050-172215- San Diego County Valleys- Including the cities of Escondido, El Cajon, San Marcos, La Mesa, Santee, and Poway 220 AM PST Sun Nov 17 2024 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING... .TODAY...Patchy frost in colder...wind sheltered locations this morning. Sunny, warmer. Highs around 70 in the western valleys to 61 to 66 near the foothills. Areas of winds north 10 to 15 mph with gusts to 30 mph becoming west with gusts to 25 mph this afternoon. .TONIGHT...Mostly clear. Lows 32 to 42 in wind sheltered areas to 39 to 45 in warmer locations. Areas of winds southeast to 10 mph. .MONDAY...Patchy fog in the morning. Partly cloudy. Highs 64 to 67 in the western valleys to 60 to 65 near the foothills. Areas of winds southeast 10 mph becoming southwest in the afternoon. .MONDAY NIGHT...Partly cloudy. Lows 32 to 42 in wind sheltered areas to 39 to 44 in warmer locations. Areas of winds south 10 mph becoming east overnight. .TUESDAY...Partly cloudy with patchy fog in the morning... becoming mostly sunny. Highs 69 to 72 in the western valleys to 63 to 68 near the foothills. Areas of winds east 10 to 15 mph becoming northwest in the afternoon. Gusts to 25 mph. .TUESDAY NIGHT...Mostly clear. Lows 36 to 46. .WEDNESDAY...Mostly sunny. Highs 74 to 79. .WEDNESDAY NIGHT...Mostly clear in the evening...becoming partly cloudy. Lows 38 to 48. .THURSDAY...Patchy fog in the morning. Partly cloudy. Highs 79 to 84. .THURSDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 41 to 51. .FRIDAY...Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 79 to 84. .FRIDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 42 to 52. .SATURDAY...Partly cloudy in the morning...becoming mostly sunny. Highs 73 to 76 in the western valleys to 75 to 80 near the foothills. $$