884
WWUS76 KSGX 080719
NPWSGX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1219 AM PDT THU OCT 8 2026
CAZ043-090300-
/O.CON.KSGX.XH.W.0010.000000T0000Z-261009T0300Z/
SAN DIEGO COUNTY COASTAL AREAS-
INCLUDING THE CITIES OF CARLSBAD, VISTA, OCEANSIDE, SAN DIEGO, CHULA
VISTA, NATIONAL CITY, AND ENCINITAS
1219 AM PDT THU OCT 8 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...
* WHAT...HIGH TEMPERATURES IN THE LOWER TO MID 90S FOR THE MESAS.
* WHERE...SAN DIEGO COUNTY COASTAL AREAS.
* WHEN...UNTIL 8 PM PDT THIS EVENING.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
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.
CAZ048-090300-
/O.CON.KSGX.XH.W.0010.000000T0000Z-261009T0300Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
INCLUDING THE CITIES OF RANCHO CUCAMONGA, FONTANA, RIVERSIDE,
ONTARIO, CORONA, SAN BERNARDINO, AND MORENO VALLEY
1219 AM PDT THU OCT 8 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES IN THE
UPPER 90S TO 103.
* WHERE...SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND
EMPIRE.
* WHEN...UNTIL 8 PM PDT THIS EVENING.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
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.
CAZ050-090300-
/O.CON.KSGX.XH.W.0010.000000T0000Z-261009T0300Z/
SAN DIEGO COUNTY VALLEYS-
INCLUDING THE CITIES OF ESCONDIDO, EL CAJON, SANTEE, POWAY, SAN
MARCOS, AND LA MESA
1219 AM PDT THU OCT 8 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES IN THE
90S.
* WHERE...SAN DIEGO COUNTY VALLEYS.
* WHEN...UNTIL 8 PM PDT THIS EVENING.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
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.
CAZ057-090300-
/O.CON.KSGX.XH.W.0010.000000T0000Z-261009T0300Z/
SANTA ANA MOUNTAINS AND FOOTHILLS-
1219 AM PDT THU OCT 8 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES UP TO 95.
* WHERE...SANTA ANA MOUNTAINS AND FOOTHILLS.
* WHEN...UNTIL 8 PM PDT THIS EVENING.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
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.
CAZ061-062-065-090300-
/O.CON.KSGX.XH.W.0010.000000T0000Z-261010T0300Z/
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-SAN GORGONIO PASS NEAR
BANNING-
INCLUDING THE CITIES OF CATHEDRAL CITY, COACHELLA, DESERT HOT
SPRINGS, LA QUINTA, PALM DESERT, BORREGO SPRINGS, INDIO, PALM
SPRINGS, BANNING, AND PALM DESERT COUNTRY
1219 AM PDT THU OCT 8 2026
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT FRIDAY
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES 106 TO
110.
* WHERE...COACHELLA VALLEY, SAN DIEGO COUNTY DESERTS, AND SAN
GORGONIO PASS NEAR BANNING.
* WHEN...UNTIL 8 PM PDT FRIDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
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.
CAZ552-090300-
/O.CON.KSGX.XH.W.0010.000000T0000Z-261009T0300Z/
ORANGE COUNTY COASTAL AREAS-
INCLUDING THE CITIES OF COSTA MESA AND HUNTINGTON BEACH
1219 AM PDT THU OCT 8 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...
* WHAT...HIGH TEMPERATURES IN THE UPPER 80S TO MID 90S NEAR HIGHER
COASTAL TERRAIN.
* WHERE...ORANGE COUNTY COASTAL AREAS.
* WHEN...UNTIL 8 PM PDT THIS EVENING.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
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.
CAZ554-090300-
/O.CON.KSGX.XH.W.0010.000000T0000Z-261009T0300Z/
ORANGE COUNTY INLAND AREAS-
INCLUDING THE CITIES OF GARDEN GROVE, IRVINE, MISSION VIEJO,
FULLERTON, SANTA ANA, ANAHEIM, AND ORANGE
1219 AM PDT THU OCT 8 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES IN THE
90S.
* WHERE...ORANGE COUNTY INLAND AREAS.
* WHEN...UNTIL 8 PM PDT THIS EVENING.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page