San Diego County Valleys- Including the cities of Escondido, El Cajon, San Marcos, La Mesa, Santee, and Poway 258 AM PDT Fri Apr 19 2024 .TODAY...Partly cloudy with patchy fog this morning...becoming mostly sunny. Highs 69 to 74. Light winds becoming west 10 to 15 mph this afternoon. .TONIGHT...Partly cloudy in the evening...becoming mostly cloudy overnight with patchy fog. Lows 43 to 51. Areas of winds west to 10 mph in the evening becoming light. .SATURDAY...Partly cloudy with patchy fog in the morning... becoming sunny. Highs 73 to 78. Light winds becoming west 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 47 to 55. Areas of winds west to 10 mph in the evening becoming light. .SUNDAY...Patchy fog in the morning. Mostly sunny. Highs 76 to 79 in the western valleys to 80 to 85 near the foothills. Areas of winds west to 10 mph...becoming 10 to 15 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Patchy fog overnight. Lows 48 to 55. .MONDAY...Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 74 to 79. .MONDAY NIGHT...Partly cloudy in the evening...becoming mostly cloudy overnight with patchy fog. Lows 44 to 54. .TUESDAY...Mostly cloudy with patchy fog in the morning... becoming partly cloudy. Highs 68 to 73. .TUESDAY NIGHT...Partly cloudy in the evening...becoming mostly cloudy overnight with patchy fog. Lows 40 to 50. .WEDNESDAY...Mostly cloudy with patchy fog in the morning... becoming partly cloudy. Highs 65 to 70. .WEDNESDAY NIGHT...Partly cloudy in the evening...becoming mostly cloudy overnight with patchy fog. Lows 41 to 51. .THURSDAY...Mostly cloudy with patchy fog in the morning... becoming partly cloudy. Highs 64 to 67 in the western valleys to 59 to 64 near the foothills. $$