390  
WWUS76 KLOX 101930  
NPWLOX  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA  
1230 PM PDT FRI JUL 10 2026  
 
CAZ088-368-372-373-375-548-120145-  
/O.NEW.KLOX.HT.Y.0009.260712T1700Z-260714T1700Z/  
/O.EXT.KLOX.HT.Y.0008.000000T0000Z-260711T0300Z/  
/O.CON.KLOX.XH.A.0003.260714T1700Z-260717T0300Z/  
SANTA CLARITA VALLEY-LOS ANGELES COUNTY INLAND COAST INCLUDING  
DOWNTOWN LOS ANGELES-WESTERN SAN FERNANDO VALLEY-EASTERN SAN  
FERNANDO VALLEY-SANTA SUSANA MOUNTAINS-LOS ANGELES COUNTY SAN  
GABRIEL VALLEY-  
INCLUDING THE CITIES OF LA CANADA FLINTRIDGE, NEWHALL, LAKE  
CASTAIC, VAN NUYS, VALENCIA, EL MONTE, CULVER CITY, SAN GABRIEL,  
NORTHRIDGE, PASADENA, SANTA CLARITA, UNIVERSAL CITY, OAT  
MOUNTAIN, HOLLYWOOD, EAST LOS ANGELES, NORWALK, BEVERLY HILLS,  
CHATSWORTH, GLENDALE, BURBANK, DOWNEY, WOODLAND HILLS, POMONA,  
COMPTON, AND SUNLAND  
1230 PM PDT FRI JUL 10 2026  
   
..HEAT ADVISORY NOW IN EFFECT UNTIL 8 PM PDT THIS EVENING
 
   
..HEAT ADVISORY IN EFFECT FROM 10 AM SUNDAY TO 10 AM PDT TUESDAY
 
 
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH  
THURSDAY EVENING...  
 
* WHAT...FOR THE HEAT ADVISORIES, TEMPERATURES OF 85 TO 95. FOR THE  
EXTREME HEAT WATCH, DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES  
OF 92 TO 105 POSSIBLE.  
 
* 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 FIRST HEAT ADVISORY, UNTIL 8 PM PDT THIS EVENING.  
FOR THE SECOND HEAT ADVISORY, FROM 10 AM SUNDAY TO 10 AM PDT  
TUESDAY. FOR THE EXTREME HEAT WATCH, FROM TUESDAY MORNING THROUGH  
THURSDAY EVENING.  
 
* 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. 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.  
 
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR  
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.  
 
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.  
 

 
 

 
 
CAZ038-343>345-353-376-378>380-120145-  
/O.CON.KLOX.HT.Y.0008.000000T0000Z-260714T1700Z/  
/O.CON.KLOX.XH.A.0003.260714T1700Z-260717T0300Z/  
CUYAMA VALLEY-SOUTHERN SALINAS VALLEY-SAN LUIS OBISPO COUNTY  
INTERIOR VALLEYS-SAN LUIS OBISPO COUNTY MOUNTAINS-SANTA BARBARA  
COUNTY INTERIOR MOUNTAINS-SOUTHERN VENTURA COUNTY MOUNTAINS-  
INTERSTATE 5 CORRIDOR-WESTERN SAN GABRIEL MOUNTAINS AND HIGHWAY  
14 CORRIDOR-EASTERN SAN GABRIEL MOUNTAINS-  
INCLUDING THE CITIES OF CALIENTE RANGE, BIG PINE MOUNTAIN, WARM  
SPRINGS, SANTA MARGARITA LAKE, LAKE NACIMIENTO, SHANDON, MOUNT  
WILSON, TOPATOPA MOUNTAINS, TEJON PASS, GORMAN, CRESTON, MOUNT  
BALDY, MATILIJA, PASO ROBLES, ATASCADERO, CARRIZO PLAIN,  
TEMPLETON, MILL CREEK, LA PANZA RANGE, WRIGHTWOOD, SAN MIGUEL,  
PYRAMID LAKE, SAN RAFAEL MOUNTAIN, THE ANGELES CREST HIGHWAY,  
ROSE VALLEY, ACTON, NEW CUYAMA, AND FIGUEROA MOUNTAIN  
1230 PM PDT FRI JUL 10 2026  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY
 
 
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH  
THURSDAY EVENING...  
 
* WHAT...FOR THE HEAT ADVISORY, TEMPERATURES OF 85 TO 98. FOR THE  
EXTREME HEAT WATCH, DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES  
UP TO 105 POSSIBLE.  
 
* WHERE...CUYAMA VALLEY, EASTERN SAN GABRIEL MOUNTAINS, INTERSTATE 5  
CORRIDOR, SAN LUIS OBISPO COUNTY INTERIOR VALLEYS, SAN LUIS OBISPO  
COUNTY MOUNTAINS, SANTA BARBARA COUNTY INTERIOR MOUNTAINS,  
SOUTHERN SALINAS VALLEY, SOUTHERN VENTURA COUNTY MOUNTAINS, AND  
WESTERN SAN GABRIEL MOUNTAINS AND HIGHWAY 14 CORRIDOR.  
 
* WHEN...FOR THE HEAT ADVISORY, UNTIL 10 AM PDT TUESDAY. FOR THE  
EXTREME HEAT WATCH, FROM TUESDAY MORNING THROUGH THURSDAY EVENING.  
 
* 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. 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.  
 
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR  
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.  
 
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.  
 
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.  
 

 
 

 
 
CAZ377-120145-  
/O.CON.KLOX.HT.Y.0008.000000T0000Z-260714T1700Z/  
NORTHERN VENTURA COUNTY MOUNTAINS-  
INCLUDING THE CITIES OF MOUNT PINOS, OZENA, AND LOCKWOOD VALLEY  
1230 PM PDT FRI JUL 10 2026  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT TUESDAY
 
 
* WHAT...TEMPERATURES UP TO 98.  
 
* WHERE...NORTHERN VENTURA COUNTY MOUNTAINS.  
 
* WHEN...UNTIL 10 AM 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.  
 

 
 

 
 
CAZ341-342-347>352-354>358-362-366-367-369>371-374-381>383-120145-  
/O.CON.KLOX.XH.A.0003.260714T1700Z-260717T0300Z/  
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-SANTA YNEZ MOUNTAINS WESTERN RANGE-SANTA YNEZ  
MOUNTAINS EASTERN RANGE-VENTURA COUNTY BEACHES-VENTURA COUNTY  
INLAND COAST-LAKE CASITAS-OJAI VALLEY-CENTRAL VENTURA COUNTY  
VALLEYS-MALIBU COAST-LOS ANGELES COUNTY BEACHES-PALOS VERDES  
HILLS-WESTERN SANTA MONICA MOUNTAINS RECREATIONAL AREA-EASTERN  
SANTA MONICA MOUNTAINS RECREATIONAL AREA-CALABASAS AND AGOURA  
HILLS-SOUTHEASTERN VENTURA COUNTY VALLEYS-WESTERN ANTELOPE VALLEY  
FOOTHILLS-EASTERN ANTELOPE VALLEY FOOTHILLS-ANTELOPE VALLEY-  
INCLUDING THE CITIES OF LOS OLIVOS, LANCASTER, SANTA BARBARA,  
MEINERS OAKS, BUELLTON, SAN MARCOS PASS, EL CAPITAN STATE BEACH,  
GAVIOTA, OJAI, SANTA MARIA, THOUSAND OAKS, LAKE LOS ANGELES,  
MALIBU, WESTLAKE VILLAGE, MONTECITO, OAK VIEW, IRISH HILLS, SAN  
LUIS OBISPO, PORT HUENEME, VENTURA, LAKE PALMDALE, LLANO, JALAMA  
BEACH, HEARST CASTLE, LAX, LOPEZ LAKE, PIRU, MOORPARK,  
CARPINTERIA, NEWBURY PARK, MONTECITO HILLS, OXNARD, LONG BEACH,  
EAST VENTURA, REFUGIO STATE BEACH, PALMDALE, CAMARILLO, FILLMORE,  
SANTA PAULA, TORRANCE, TOPANGA, MALIBU LAKE, PEARBLOSSOM, MALIBU  
BOWL, SANTA MONICA, SANTA YNEZ, VALYERMO, PACIFIC PALISADES,  
NIPOMO, SOLVANG, LAKE CACHUMA, POINT MUGU, SIMI VALLEY, REDONDO  
BEACH, GOLETA, RANCHO PALOS VERDES, AND ELIZABETH LAKE  
1230 PM PDT FRI JUL 10 2026  
 
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH  
THURSDAY EVENING...  
 
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES OF 95 TO 112  
AWAY FROM THE COAST, AND 85 TO 95 NEAR THE COAST POSSIBLE.  
 
* WHERE...A PORTION OF SOUTHWEST CALIFORNIA.  
 
* WHEN...FROM TUESDAY MORNING THROUGH THURSDAY EVENING.  
 
* 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...MONSOONAL MOISTURE WILL ADD TO THE DISCOMFORT  
LEVEL FROM THE HEAT NEXT WEEK.  
 
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.  
 
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.  
 

 
 

 
 
VISIT US AT HTTP://WWW.WEATHER.GOV/LOSANGELES  
 
NWS LOS ANGELES/OXNARD  
 
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