Expires:202605192115;;811833 FPUS56 KSGX 190704 ZFPSGX Zone Forecast Product for Extreme Southwest California National Weather Service San Diego CA 1204 AM PDT Tue May 19 2026 CAZ055-192115- San Bernardino County Mountains- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, and Wrightwood 1204 AM PDT Tue May 19 2026 .TODAY...Sunny, warmer. Highs 56 to 65 above 6000 feet to 67 to 75 below 6000 feet. Areas of winds northeast 10 to 20 mph with gusts to 30 mph. .TONIGHT...Clear. Lows 34 to 44 above 6000 feet to 43 to 53 below 6000 feet. Areas of winds northeast 10 to 15 mph. Gusts to 25 mph overnight. .WEDNESDAY...Sunny. Highs 60 to 70 above 6000 feet to 71 to 78 below 6000 feet. Areas of winds north 10 to 15 mph with gusts to 25 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 37 to 47 above 6000 feet to 46 to 56 below 6000 feet. Areas of winds south 10 to 15 mph with gusts to 25 mph becoming west overnight. .THURSDAY...Mostly sunny. Highs 64 to 74 above 6000 feet to 73 to 82 below 6000 feet. Areas of winds west to 10 mph...becoming southwest 10 to 20 mph with gusts to 30 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 43 to 53. .FRIDAY...Mostly sunny. Highs 64 to 74 above 6000 feet to 72 to 81 below 6000 feet. .FRIDAY NIGHT...Clear. Lows 43 to 53. .SATURDAY...Sunny. Highs 65 to 75 above 6000 feet to 73 to 81 below 6000 feet. .SATURDAY NIGHT...Clear. Lows 42 to 52. .SUNDAY...Sunny. Highs 66 to 76 above 6000 feet to 74 to 82 below 6000 feet. .SUNDAY NIGHT...Clear. Lows 43 to 53. .MEMORIAL DAY...Sunny. Highs 66 to 76 above 6000 feet to 73 to 82 below 6000 feet. $$