Expires:202512100015;;270172 FPUS56 KSGX 091003 ZFPSGX Zone Forecast Product for Extreme Southwest California National Weather Service San Diego CA 203 AM PST Tue Dec 9 2025 CAZ055-100015- San Bernardino County Mountains- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, and Wrightwood 203 AM PST Tue Dec 9 2025 .TODAY...Sunny. Highs 58 to 67 above 6000 feet to 63 to 72 below 6000 feet. Areas of winds north to 10 mph...becoming 10 to 15 mph with gusts to 25 mph this afternoon. .TONIGHT...Clear. Lows 30 to 40 above 6000 feet to 41 to 51 below 6000 feet. Areas of winds northeast 10 to 15 mph with gusts to 30 mph. .WEDNESDAY...Sunny. Highs 59 to 68 above 6000 feet to 65 to 74 below 6000 feet. Areas of winds north 10 to 15 mph with gusts to 25 mph. .WEDNESDAY NIGHT...Clear. Lows 27 to 37 above 6000 feet to 37 to 47 below 6000 feet. Areas of winds east 10 mph. .THURSDAY...Sunny. Highs 59 to 69 above 6000 feet to 66 to 76 below 6000 feet. Light winds becoming north 10 mph in the afternoon. .THURSDAY NIGHT...Clear. Lows 32 to 42. .FRIDAY...Sunny. Highs 57 to 66 above 6000 feet to 65 to 74 below 6000 feet. .FRIDAY NIGHT...Mostly clear. Lows 31 to 41. .SATURDAY...Mostly sunny. Highs 53 to 62 above 6000 feet to 61 to 69 below 6000 feet. .SATURDAY NIGHT...Partly cloudy in the evening...becoming mostly clear. Lows 34 to 44. .SUNDAY...Mostly sunny. Highs 51 to 59 above 6000 feet to 58 to 67 below 6000 feet. .SUNDAY NIGHT...Mostly clear in the evening...becoming partly cloudy. Lows 33 to 43. .MONDAY...Partly cloudy. Highs 50 to 59 above 6000 feet to 57 to 66 below 6000 feet. $$