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Winter Storm Watch

Status

New Event Active alert

Start Time

Thu 11/20/2025 01:00 PM EST

End Time

Sat 11/22/2025 01:00 PM EST

Significance

Watch

Impacts

Moderate impact

Locations Affected

Arrowbear Lake, CA ∙ San Gorgonio Mountain, CA ∙ Cedarpines Park, CA ∙ Lake Arrowhead, CA ∙ Oak Glen, CA ∙ Idyllwild, CA ∙ Arrowhead Highlands, CA ∙ Running Springs, CA ∙ Big Bear City, CA ∙ Cajon Junction, CA

Full Alert Message

URGENT - WINTER WEATHER MESSAGE National Weather Service San Diego CA 1142 AM PST Wed Nov 19 2025 ...WINTER STORM WATCH IN EFFECT FROM THURSDAY MORNING THROUGH SATURDAY MORNING ABOVE 6500 FT... * WHAT...Snow above 6500 feet expected. Heavy snow possible above 7000 ft. Total snow accumulations up to 5 to 10 inches possible, with up to 16 inches at the mountain peaks. Light accumulations will be possible down to 6000 feet. * WHERE...Riverside County Mountains and San Bernardino County Mountains. * WHEN...From Thursday morning through Saturday morning. Heaviest snow expected Thursday night into early Friday morning. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult to impossible. The hazardous conditions could impact the Thursday evening and Friday morning commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. Persons should consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary.

Technical Header

CAZ055-056-200345- /O.NEW.KSGX.WS.A.0004.251120T1800Z-251122T1800Z/ San Bernardino County Mountains-Riverside County Mountains- Including the cities of Big Bear City and Big Bear Lake 1142 AM PST Wed Nov 19 2025