
Tuesday's Weather Outlook
A stalled cold front and an influx of monsoonal moisture will keep soggy, stormy weather in the forecast.
# HEADLINE -------------------- HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT THURSDAY # DETAILS -------------------- WHAT Temperatures of 90 to 110 degrees, hottest on Wednesday and over interior areas. WHERE Eastern San Fernando Valley, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Santa Clarita Valley, Santa Susana Mountains, and Western San Fernando Valley. WHEN For the Heat Advisory, until 10 AM PDT Tuesday. For the Extreme Heat Warning, from 10 AM Tuesday to 8 PM PDT Thursday. IMPACTS There is a high risk for dangerous heat illness for anyone, especially for the very young, the very old, those without air conditioning, and those active outdoors. ADDITIONAL DETAILS Humid conditions will add to the heat to potentially worsen heat impacts. Effects of the heat will build through the week, with warm overnight low temperatures providing little relief from the heat. ISSUED AT Monday, July 13, 2026 at 8:38 AM 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. 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. # AREAS AFFECTED -------------------- Eastern San Fernando Valley, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Santa Clarita Valley, Santa Susana Mountains, Western San Fernando Valley Including the cities of Pomona, Downey, La Canada Flintridge, Oat Mountain, Valencia, Sunland, Pasadena, Burbank, Northridge, Universal City, San Gabriel, East Los Angeles, Santa Clarita, Newhall, Hollywood, Beverly Hills, El Monte, Woodland Hills, Van Nuys, Culver City, Lake Castaic, Norwalk, Glendale, Chatsworth, and Compton
# HEADLINE -------------------- HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT THURSDAY # DETAILS -------------------- WHAT Temperatures of 90 to 110 degrees, hottest on Wednesday and over interior areas. WHERE Eastern San Fernando Valley, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Santa Clarita Valley, Santa Susana Mountains, and Western San Fernando Valley. WHEN For the Heat Advisory, until 10 AM PDT Tuesday. For the Extreme Heat Warning, from 10 AM Tuesday to 8 PM PDT Thursday. IMPACTS There is a high risk for dangerous heat illness for anyone, especially for the very young, the very old, those without air conditioning, and those active outdoors. ADDITIONAL DETAILS Humid conditions will add to the heat to potentially worsen heat impacts. Effects of the heat will build through the week, with warm overnight low temperatures providing little relief from the heat. ISSUED AT Monday, July 13, 2026 at 8:38 AM 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. 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. # AREAS AFFECTED -------------------- Eastern San Fernando Valley, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Santa Clarita Valley, Santa Susana Mountains, Western San Fernando Valley Including the cities of Pomona, Downey, La Canada Flintridge, Oat Mountain, Valencia, Sunland, Pasadena, Burbank, Northridge, Universal City, San Gabriel, East Los Angeles, Santa Clarita, Newhall, Hollywood, Beverly Hills, El Monte, Woodland Hills, Van Nuys, Culver City, Lake Castaic, Norwalk, Glendale, Chatsworth, and Compton












