Weather Alerts For Snow Summit Mountain Resort, CA

# HEADLINE -------------------- HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY # DETAILS -------------------- WHAT High temperatures mostly in the mid 80s to upper 90s below 6500 feet expected. WHERE San Bernardino County Mountains. WHEN Until 8 PM PDT Sunday. IMPACTS Hot temperatures may cause heat illnesses. ISSUED AT Friday, August 7, 2026 at 9:49 PM PDT ISSUED BY National Weather Service San Diego CA HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. # AREAS AFFECTED -------------------- San Bernardino County Mountains Including the cities of Crestline, Lake Arrowhead, Running Springs, Big Bear City, Big Bear Lake, and Wrightwood