Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Los Angeles, CA

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833
WWUS76 KLOX 020854
NPWLOX

URGENT - WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
154 AM PDT Tue Sep 2 2025

CAZ038-344-345-353-030100-
/O.CON.KLOX.HT.Y.0007.000000T0000Z-250903T0100Z/
Cuyama Valley-San Luis Obispo County Interior Valleys-San Luis
Obispo County Mountains-Santa Barbara County Interior Mountains-
Including the cities of New Cuyama, La Panza Range, Shandon,
Santa Margarita Lake, Creston, Caliente Range, Figueroa Mountain,
San Rafael Mountain, Carrizo Plain, and Big Pine Mountain
154 AM PDT Tue Sep 2 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WHAT...Hot daytime conditions with high temperatures of 95 to 105
  degrees common, and warm overnight conditions.

* WHERE...Cuyama Valley, San Luis Obispo County Interior Valleys,
  San Luis Obispo County Mountains, and Santa Barbara County
  Interior Mountains.

* WHEN...Until 6 PM PDT this evening.

* IMPACTS...There is a high risk for heat illness for sensitive
  populations including the very young, the very old, those without
  air conditioning, and those active outdoors.

* ADDITIONAL DETAILS...This advisory may need to be extended through
  Wednesday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Limit strenuous outdoor activities (like hiking) to the early
morning hours. Stay in air conditioned spaces during the heat of the
day. Check up on relatives and neighbors.

&&

$$

CAZ088-356>358-368>376-378-379-548-030100-
/O.CON.KLOX.HT.Y.0008.000000T0000Z-250903T0100Z/
Santa Clarita Valley-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-Interstate 5 Corridor-Western
San Gabriel Mountains and Highway 14 Corridor-Los Angeles County
San Gabriel Valley-
Including the cities of San Gabriel, Ojai, Newhall, Mill Creek,
Chatsworth, Simi Valley, Santa Clarita, Woodland Hills, Lake
Castaic, Pasadena, Rose Valley, Topatopa Mountains, Oak View, Oat
Mountain, Valencia, East Los Angeles, Malibu Bowl, Malibu Lake,
Downey, Meiners Oaks, Westlake Village, Northridge, Universal
City, Sunland, La Canada Flintridge, Moorpark, Gorman, El Monte,
Matilija, Piru, Fillmore, Compton, Warm Springs, Pyramid Lake,
Van Nuys, Glendale, Thousand Oaks, Acton, Newbury Park, Topanga,
Pomona, Hollywood, Culver City, Norwalk, Tejon Pass, Burbank,
Santa Paula, and Beverly Hills
154 AM PDT Tue Sep 2 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WHAT...Hot daytime conditions with high temperatures of 96 to 107
  degrees common, and warm overnight conditions.

* WHERE...A portion of southwest California.

* WHEN...Until 6 PM PDT this evening.

* IMPACTS...There is a high risk for heat illness for sensitive
  populations including the very young, the very old, those without
  air conditioning, and those active outdoors.

* ADDITIONAL DETAILS...This advisory may need to be extended through
  Wednesday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Limit strenuous outdoor activities (like hiking) to the early
morning hours. Stay in air conditioned spaces during the heat of the
day. Check up on relatives and neighbors.

&&

$$

CAZ352-030100-
/O.CON.KLOX.HT.Y.0008.000000T0000Z-250903T0100Z/
Santa Ynez Mountains Eastern Range-
Including the cities of Montecito Hills
154 AM PDT Tue Sep 2 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WHAT...Daytime temperatures up to 95 degrees expected with warm
  overnight low temperatures expected.

* WHERE...Santa Ynez Mountains Eastern Range.

* WHEN...Until 6 PM PDT this evening.

* IMPACTS...There is a high risk for heat illness for sensitive
  populations including the very young, the very old, those without
  air conditioning, and those active outdoors.

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.

&&

$$

CAZ355-030100-
/O.CON.KLOX.HT.Y.0007.000000T0000Z-250903T0100Z/
Ventura County Inland Coast-
Including the cities of Camarillo and East Ventura
154 AM PDT Tue Sep 2 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WHAT...Daytime temperatures 86 TO 93 degrees expected.

* WHERE...Ventura County Inland Coast.

* WHEN...Until 6 PM PDT this evening.

* IMPACTS...There is a high risk for heat illness for sensitive
  populations including the very young, the very old, those without
  air conditioning, and those active outdoors.

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.


&&

$$

CAZ377-030100-
/O.CON.KLOX.HT.Y.0008.000000T0000Z-250903T0100Z/
Northern Ventura County Mountains-
Including the cities of Mount Pinos, Ozena, and Lockwood Valley
154 AM PDT Tue Sep 2 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WHAT...Hot daytime conditions with highs 93 to 103 expected.

* WHERE...Northern Ventura County Mountains.

* WHEN...Until 6 PM PDT this evening.

* IMPACTS...There is a high risk for heat illness for sensitive
  populations including the very young, the very old, those without
  air conditioning, and those active outdoors.

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.

Limit strenuous outdoor activities (like hiking) to the early
morning hours.

&&

$$

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Rorke