Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Los Angeles, CA
Issued by NWS Los Angeles, CA
334 WWUS76 KLOX 281657 NPWLOX URGENT - WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 957 AM PDT Tue Jul 28 2026 CAZ378-379-030300- /O.NEW.KLOX.XH.W.0004.260731T1700Z-260803T0300Z/ /O.NEW.KLOX.HT.Y.0011.260730T1700Z-260731T1700Z/ Interstate 5 Corridor-Western San Gabriel Mountains and Highway 14 Corridor- Including the cities of Acton, Tejon Pass, Mill Creek, Gorman, Warm Springs, and Pyramid Lake 957 AM PDT Tue Jul 28 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM FRIDAY TO 8 PM PDT SUNDAY... ...HEAT ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 10 AM PDT FRIDAY... * WHAT...For the Heat Advisory, hot temperatures of 90 to 100 expected. For the Extreme Heat Warning, dangerously hot conditions with temperatures of 95 to 105 expected. * WHERE...Interstate 5 Corridor and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...For the Heat Advisory, from 10 AM Thursday to 10 AM PDT Friday. For the Extreme Heat Warning, from 10 AM Friday to 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Heat hazards may extend into next week for portions of the region. 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Stay cool, stay hydrated, stay informed. Monitor the latest forecasts and warnings for updates. If you do not have air conditioning in your home or lack shelter, you can call 2 1 1 for assistance locating appropriate shelter from the heat. && $$ CAZ381>383-030300- /O.NEW.KLOX.XH.W.0004.260730T1700Z-260803T0300Z/ Western Antelope Valley Foothills-Eastern Antelope Valley Foothills-Antelope Valley- Including the cities of Pearblossom, Valyermo, Lake Los Angeles, Lancaster, Llano, Elizabeth Lake, Lake Palmdale, and Palmdale 957 AM PDT Tue Jul 28 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM PDT SUNDAY... * WHAT...Dangerously hot conditions with temperatures of 105 to 115 expected. * WHERE...Antelope Valley, Eastern Antelope Valley Foothills, and Western Antelope Valley Foothills. * WHEN...From 10 AM Thursday to 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Heat hazards may extend into next week for portions of the region. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Stay cool, stay hydrated, stay informed. Monitor the latest forecasts and warnings for updates. If you do not have air conditioning in your home or lack shelter, you can call 2 1 1 for assistance locating appropriate shelter from the heat. && $$ CAZ038-088-343>345-351>353-355>358-368>376-548-030300- /O.NEW.KLOX.XH.W.0004.260731T1700Z-260803T0300Z/ Cuyama Valley-Santa Clarita Valley-Southern Salinas Valley-San Luis Obispo County Interior Valleys-San Luis Obispo County Mountains-Santa Ynez Mountains Western Range-Santa Ynez Mountains Eastern Range-Santa Barbara County Interior Mountains-Ventura County Inland Coast-Lake Casitas-Ojai Valley-Central Ventura County Valleys-Los Angeles County Inland Coast including Downtown Los Angeles-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-Los Angeles County San Gabriel Valley- Including the cities of Shandon, Piru, Oak View, Beverly Hills, Newbury Park, Atascadero, Caliente Range, Creston, Universal City, Templeton, Culver City, Moorpark, Santa Margarita Lake, Camarillo, San Miguel, East Los Angeles, La Panza Range, San Marcos Pass, Simi Valley, Meiners Oaks, Montecito Hills, Glendale, Westlake Village, Big Pine Mountain, Chatsworth, Malibu Bowl, Sunland, Topatopa Mountains, Downey, Hollywood, Lake Castaic, Valencia, Santa Paula, Malibu Lake, Ojai, Northridge, Burbank, Fillmore, Oat Mountain, Norwalk, Figueroa Mountain, Paso Robles, Topanga, New Cuyama, San Rafael Mountain, East Ventura, Thousand Oaks, Newhall, Santa Clarita, Carrizo Plain, Compton, Woodland Hills, Rose Valley, La Canada Flintridge, El Monte, Pomona, San Gabriel, Pasadena, Lake Nacimiento, Matilija, and Van Nuys 957 AM PDT Tue Jul 28 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM FRIDAY TO 8 PM PDT SUNDAY... * WHAT...Dangerously hot conditions with temperatures of 95 to 110 expected. * WHERE...A large portion of southwest California including the coastal ranges and adjacent foothills, as well as the coastal valleys. * WHEN...From 10 AM Friday to 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Heat hazards may extend into next week for portions of the region. 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Stay cool, stay hydrated, stay informed. Monitor the latest forecasts and warnings for updates. If you do not have air conditioning in your home or lack shelter, you can call 2 1 1 for assistance locating appropriate shelter from the heat. && $$ CAZ380-030300- /O.NEW.KLOX.HT.Y.0011.260730T1700Z-260803T0300Z/ Eastern San Gabriel Mountains- Including the cities of Mount Wilson, Mount Baldy, Wrightwood, and The Angeles Crest Highway 957 AM PDT Tue Jul 28 2026 ...HEAT ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 8 PM PDT SUNDAY... * WHAT...Temperatures of 90 to 100 expected. * WHERE...Eastern San Gabriel Mountains County. * WHEN...From 10 AM Thursday to 8 PM PDT Sunday. * IMPACTS...Heat hazards may extend into next week for portions of the region. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Monitor the latest forecasts and warnings for updates. If you do not have air conditioning in your home or lack shelter, you can call 2 1 1 for assistance locating appropriate shelter from the heat. && $$ CAZ341-342-347>350-354-362-366-367-377-030300- /O.NEW.KLOX.HT.Y.0011.260731T1700Z-260803T0300Z/ San Luis Obispo County Inland Central Coast-Santa Lucia Mountains- Santa Barbara County Inland Central Coast-Santa Ynez Valley-Santa Barbara County Southwestern Coast-Santa Barbara County Southeastern Coast-Ventura County Beaches-Malibu Coast-Los Angeles County Beaches-Palos Verdes Hills-Northern Ventura County Mountains- Including the cities of Santa Monica, Ventura, Jalama Beach, Nipomo, Ozena, Malibu, Lopez Lake, Carpinteria, LAX, Buellton, San Luis Obispo, Santa Maria, Montecito, Hearst Castle, Rancho Palos Verdes, Port Hueneme, Santa Barbara, Refugio State Beach, Goleta, Los Olivos, Solvang, Lake Cachuma, Torrance, Point Mugu, Gaviota, Mount Pinos, El Capitan State Beach, Santa Ynez, Long Beach, Pacific Palisades, Lockwood Valley, Oxnard, Redondo Beach, and Irish Hills 957 AM PDT Tue Jul 28 2026 ...HEAT ADVISORY IN EFFECT FROM 10 AM FRIDAY TO 8 PM PDT SUNDAY... * WHAT...Temperatures of 85 to 100 expected. * WHERE...A portion of southwest California near the coast including the beaches. * WHEN...From 10 AM Friday to 8 PM PDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Heat hazards may extend into next week for portions of the region. 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Monitor the latest forecasts and warnings for updates. If you do not have air conditioning in your home or lack shelter, you can call 2 1 1 for assistance locating appropriate shelter from the heat. && $$ Cohen/Munroe