Expires:202605091000;;229075 FPUS56 KSGX 081823 ZFPSGX Zone Forecast Product for Extreme Southwest California National Weather Service San Diego CA 1122 AM PDT Fri May 8 2026 CAZ062-091000- San Diego County Deserts- Including the city of Borrego Springs 1122 AM PDT Fri May 8 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM SUNDAY TO 8 PM PDT MONDAY... .TONIGHT...Clear. Lows 65 to 75. Areas of winds west 10 to 20 mph. Gusts to 35 mph...becoming 25 mph overnight. .SATURDAY...Sunny, hot. Highs 102 to 107. Areas of winds east to 10 mph becoming west with gusts to 25 mph in the afternoon. .SATURDAY NIGHT...Clear. Lows 66 to 76. Areas of winds west 10 to 15 mph. Gusts to 30 mph in the evening. .SUNDAY...Sunny, hot. Highs 103 to 108. Areas of winds west to 10 mph becoming southeast 10 mph in the afternoon. .SUNDAY NIGHT...Clear. Lows 70 to 80. Areas of winds west 10 mph. .MONDAY...Sunny. Very hot. Highs 105 to 110. .MONDAY NIGHT...Clear. Lows 70 to 80. .TUESDAY...Mostly sunny. Hot. Highs 100 to 105. .TUESDAY NIGHT...Mostly clear. Cooler. Lows 64 to 73. .WEDNESDAY...Mostly sunny. Highs 96 to 101. .WEDNESDAY NIGHT...Mostly clear. Lows 62 to 72. .THURSDAY...Sunny. Highs 95 to 100. .THURSDAY NIGHT...Clear. Lows 61 to 71. .FRIDAY...Sunny. Highs 94 to 99. $$