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

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10
569
WWUS76 KLOX 011732
NPWLOX

URGENT - WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1032 AM PDT Mon Sep 1 2025

CAZ038-344-345-353-020545-
/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 Shandon, Big Pine Mountain, Caliente
Range, Creston, Figueroa Mountain, La Panza Range, Santa
Margarita Lake, Carrizo Plain, New Cuyama, and San Rafael
Mountain
1032 AM PDT Mon Sep 1 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT TUESDAY...

* 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 Tuesday.

* 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>376-378-379-548-020545-
/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 Santa Paula, Malibu Lake, Northridge,
Rose Valley, El Monte, Topanga, Pasadena, Newbury Park, Lake
Castaic, Piru, Woodland Hills, Valencia, Culver City, Universal
City, Matilija, Simi Valley, East Los Angeles, Van Nuys, Newhall,
Mill Creek, Fillmore, Norwalk, Westlake Village, Meiners Oaks,
Chatsworth, Pomona, Gorman, Thousand Oaks, La Canada Flintridge,
Beverly Hills, Compton, Tejon Pass, Hollywood, Oat Mountain,
Glendale, Downey, Moorpark, Topatopa Mountains, Pyramid Lake,
Santa Clarita, Acton, Burbank, Ojai, Warm Springs, Oak View, San
Gabriel, Sunland, and Malibu Bowl
1032 AM PDT Mon Sep 1 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT TUESDAY...

* 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 Tuesday.

* 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.

&&

$$

CAZ352-020545-
/O.CON.KLOX.HT.Y.0008.000000T0000Z-250903T0100Z/
Santa Ynez Mountains Eastern Range-
Including the cities of Montecito Hills
1032 AM PDT Mon Sep 1 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT TUESDAY...

* 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 Tuesday.

* 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.

&&

$$

CAZ355-020545-
/O.CON.KLOX.HT.Y.0007.000000T0000Z-250903T0100Z/
Ventura County Inland Coast-
Including the cities of East Ventura and Camarillo
1032 AM PDT Mon Sep 1 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT TUESDAY...

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

* WHERE...Ventura County Inland Coast.

* WHEN...Until 6 PM PDT Tuesday.

* 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.


&&

$$

CAZ377-020545-
/O.CON.KLOX.HT.Y.0008.000000T0000Z-250903T0100Z/
Northern Ventura County Mountains-
Including the cities of Mount Pinos, Lockwood Valley, and Ozena
1032 AM PDT Mon Sep 1 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT TUESDAY...

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

* WHERE...Northern Ventura County Mountains.

* WHEN...Until 6 PM PDT Tuesday.

* 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.

&&

$$

Visit us at http://www.weather.gov/LosAngeles

NWS Los Angeles/Oxnard