Weather Alerts For Montrose, CA

# HEADLINE -------------------- EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT FRIDAY HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY # DETAILS -------------------- WHAT For the Heat Advisory, temperatures up to 98. For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 112 expected. WHERE A portion of southwest California. WHEN For the Heat Advisory, until 10 AM PDT Tuesday. For the Extreme Heat Warning, from 10 AM Tuesday to 8 PM PDT Friday. IMPACTS Heat related illnesses increase significantly during extreme heat events. ISSUED AT Monday, August 24, 2026 at 12:44 PM PDT ISSUED BY National Weather Service Los Angeles/Oxnard 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 -------------------- Southeastern Ventura County Valleys, Southern Ventura County Mountains, Western San Fernando Valley, Western Santa Monica Mountains Recreational Area, Calabasas and Agoura Hills, Central Ventura County Valleys, Eastern San Fernando Valley, Eastern San Gabriel Mountains, Eastern Santa Monica Mountains Recreational Area, Interstate 5 Corridor, Lake Casitas, Los Angeles County San Gabriel Valley, Ojai Valley, Santa Barbara County Interior Mountains, Santa Clarita Valley, Santa Susana Mountains, Santa Ynez Mountains Eastern Range, Santa Ynez Mountains Western Range, Western San Gabriel Mountains and Highway 14 Corridor Including the cities of Montecito Hills, Malibu Lake, San Rafael Mountain, Tejon Pass, Lake Castaic, Newhall, Mount Baldy, Oak View, Piru, La Canada Flintridge, Gorman, Topatopa Mountains, Simi Valley, San Gabriel, Valencia, San Marcos Pass, Chatsworth, Burbank, Universal City, Matilija, The Angeles Crest Highway, Rose Valley, Wrightwood, Pyramid Lake, Sunland, El Monte, Figueroa Mountain, Woodland Hills, Newbury Park, Northridge, Ojai, Moorpark, Malibu Bowl, Topanga, Santa Clarita, Mount Wilson, Acton, Pomona, Meiners Oaks, Thousand Oaks, Oat Mountain, Westlake Village, Fillmore, Santa Paula, Van Nuys, Pasadena, Mill Creek, Big Pine Mountain, Glendale, East Los Angeles, and Warm Springs

# HEADLINE -------------------- EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT FRIDAY HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY # DETAILS -------------------- WHAT For the Heat Advisory, temperatures up to 98. For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 112 expected. WHERE A portion of southwest California. WHEN For the Heat Advisory, until 10 AM PDT Tuesday. For the Extreme Heat Warning, from 10 AM Tuesday to 8 PM PDT Friday. IMPACTS Heat related illnesses increase significantly during extreme heat events. ISSUED AT Monday, August 24, 2026 at 12:44 PM PDT ISSUED BY National Weather Service Los Angeles/Oxnard 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 -------------------- Southeastern Ventura County Valleys, Southern Ventura County Mountains, Western San Fernando Valley, Western Santa Monica Mountains Recreational Area, Calabasas and Agoura Hills, Central Ventura County Valleys, Eastern San Fernando Valley, Eastern San Gabriel Mountains, Eastern Santa Monica Mountains Recreational Area, Interstate 5 Corridor, Lake Casitas, Los Angeles County San Gabriel Valley, Ojai Valley, Santa Barbara County Interior Mountains, Santa Clarita Valley, Santa Susana Mountains, Santa Ynez Mountains Eastern Range, Santa Ynez Mountains Western Range, Western San Gabriel Mountains and Highway 14 Corridor Including the cities of Montecito Hills, Malibu Lake, San Rafael Mountain, Tejon Pass, Lake Castaic, Newhall, Mount Baldy, Oak View, Piru, La Canada Flintridge, Gorman, Topatopa Mountains, Simi Valley, San Gabriel, Valencia, San Marcos Pass, Chatsworth, Burbank, Universal City, Matilija, The Angeles Crest Highway, Rose Valley, Wrightwood, Pyramid Lake, Sunland, El Monte, Figueroa Mountain, Woodland Hills, Newbury Park, Northridge, Ojai, Moorpark, Malibu Bowl, Topanga, Santa Clarita, Mount Wilson, Acton, Pomona, Meiners Oaks, Thousand Oaks, Oat Mountain, Westlake Village, Fillmore, Santa Paula, Van Nuys, Pasadena, Mill Creek, Big Pine Mountain, Glendale, East Los Angeles, and Warm Springs