146 WWUS76 KLOX 241944 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 1244 PM PDT Mon Aug 24 2026 CAZ038-251700- /O.UPG.KLOX.XH.A.0005.260825T1700Z-260829T0300Z/ /O.NEW.KLOX.XH.W.0006.260825T1700Z-260829T0300Z/ /O.CON.KLOX.HT.Y.0014.000000T0000Z-260825T1700Z/ Cuyama Valley- Including the cities of New Cuyama 1244 PM PDT Mon Aug 24 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT FRIDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY... * WHAT...For the Heat Advisory, temperatures up to 101. For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 105 expected. * WHERE...Cuyama Valley. * 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. Hot temperatures may cause heat illnesses. 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. && $$ CAZ087-349-350-354-355-362-366>368-251700- /O.UPG.KLOX.XH.A.0005.260825T1700Z-260829T0300Z/ /O.NEW.KLOX.XH.W.0006.260825T1700Z-260829T0300Z/ /O.CON.KLOX.HT.Y.0014.000000T0000Z-260825T1700Z/ Catalina and Santa Barbara Islands-Santa Barbara County Southwestern Coast-Santa Barbara County Southeastern Coast- Ventura County Beaches-Ventura County Inland Coast-Malibu Coast- Los Angeles County Beaches-Palos Verdes Hills-Los Angeles County Inland Coast including Downtown Los Angeles- Including the cities of Torrance, Downey, Redondo Beach, Long Beach, LAX, Norwalk, Pacific Palisades, Gaviota, Montecito, Beverly Hills, Point Mugu, Refugio State Beach, Hollywood, Compton, Avalon, Carpinteria, Santa Barbara, Culver City, Oxnard, Ventura, El Capitan State Beach, Santa Monica, Camarillo, Rancho Palos Verdes, Malibu, Port Hueneme, Jalama Beach, East Ventura, and Goleta 1244 PM PDT Mon Aug 24 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT FRIDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY... * WHAT...For the Heat Advisory, temperatures up to 95. For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 102 expected. * WHERE...Catalina and Santa Barbara Islands, Los Angeles County Beaches, Los Angeles County Inland Coast including Downtown Los Angeles, Malibu Coast, Palos Verdes Hills, Santa Barbara County Southeastern Coast, Santa Barbara County Southwestern Coast, Ventura County Beaches, and Ventura County Inland Coast. * WHEN...For the Heat Advisory, until 10 AM PDT Tuesday. For the Extreme Heat Warning, from 10 AM Tuesday to 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ CAZ088-351>353-356>358-369>376-378>380-548-251700- /O.UPG.KLOX.XH.A.0005.260825T1700Z-260829T0300Z/ /O.NEW.KLOX.XH.W.0006.260825T1700Z-260829T0300Z/ /O.CON.KLOX.HT.Y.0014.000000T0000Z-260825T1700Z/ Santa Clarita Valley-Santa Ynez Mountains Western Range-Santa Ynez Mountains Eastern Range-Santa Barbara County Interior Mountains-Lake Casitas-Ojai Valley-Central Ventura County Valleys- Western Santa Monica Mountains Recreational Area-Eastern Santa Monica Mountains Recreational Area-Calabasas and Agoura Hills- Western San Fernando Valley-Eastern San Fernando Valley- Southeastern Ventura County Valleys-Santa Susana Mountains- Southern Ventura County Mountains-Interstate 5 Corridor-Western San Gabriel Mountains and Highway 14 Corridor-Eastern San Gabriel Mountains-Los Angeles County San Gabriel Valley- 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 1244 PM PDT Mon Aug 24 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT FRIDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY... * 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. 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. && $$ CAZ381>383-251700- /O.UPG.KLOX.XH.A.0005.260825T1700Z-260829T0300Z/ /O.NEW.KLOX.XH.W.0006.260825T1700Z-260829T0300Z/ Western Antelope Valley Foothills-Eastern Antelope Valley Foothills-Antelope Valley- Including the cities of Llano, Pearblossom, Lake Palmdale, Lake Los Angeles, Valyermo, Lancaster, Palmdale, and Elizabeth Lake 1244 PM PDT Mon Aug 24 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT FRIDAY... * WHAT...Dangerously hot conditions with temperatures up to 112 expected. * WHERE...Antelope Valley, Eastern Antelope Valley Foothills, and Western Antelope Valley Foothills. * WHEN...From 10 AM Tuesday to 8 PM PDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ CAZ341-347-348-251700- /O.NEW.KLOX.HT.Y.0015.260826T1700Z-260828T0300Z/ San Luis Obispo County Inland Central Coast-Santa Barbara County Inland Central Coast-Santa Ynez Valley- Including the cities of Nipomo, Buellton, Los Olivos, San Luis Obispo, Lake Cachuma, Santa Maria, Santa Ynez, Lopez Lake, and Solvang 1244 PM PDT Mon Aug 24 2026 ...HEAT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM PDT THURSDAY... * WHAT...Temperatures up to 100 expected. * WHERE...San Luis Obispo County Inland Central Coast, Santa Barbara County Inland Central Coast, and Santa Ynez Valley. * WHEN...From 10 AM Wednesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses. 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. && $$ CAZ342>345-251700- /O.EXB.KLOX.HT.Y.0014.260825T1700Z-260829T0300Z/ Santa Lucia Mountains-Southern Salinas Valley-San Luis Obispo County Interior Valleys-San Luis Obispo County Mountains- Including the cities of Shandon, Caliente Range, Irish Hills, Templeton, La Panza Range, San Miguel, Creston, Santa Margarita Lake, Atascadero, Paso Robles, Hearst Castle, Lake Nacimiento, and Carrizo Plain 1244 PM PDT Mon Aug 24 2026 ...HEAT ADVISORY IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT FRIDAY... * WHAT...Temperatures up to 108 expected. * WHERE...San Luis Obispo County Interior Valleys, San Luis Obispo County Mountains, Santa Lucia Mountains, and Southern Salinas Valley. * WHEN...From 10 AM Tuesday to 8 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$