956
WWUS75 KPSR 160548
NPWPSR
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
1048 PM MST SAT AUG 15 2026
AZZ560-162100-
/O.EXB.KPSR.XH.W.0008.260818T1700Z-260822T0300Z/
SAN CARLOS-
INCLUDING THE CITIES OF SAN CARLOS AND PERIDOT
1048 PM MST SAT AUG 15 2026
...EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST
FRIDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS. AFTERNOON TEMPERATURES 102 TO
110 EXPECTED. MAJOR TO EXTREME HEAT RISK.
* WHERE...SAN CARLOS.
* WHEN...FROM 10 AM TUESDAY TO 8 PM MST FRIDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS. OVEREXPOSURE CAN CAUSE HEAT CRAMPS AND HEAT
EXHAUSTION TO DEVELOP AND, WITHOUT INTERVENTION, CAN LEAD TO HEAT
STROKE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AN EXTREME HEAT WARNING MEANS THAT A PERIOD OF VERY HOT TEMPERATURES,
EVEN BY LOCAL STANDARDS, WILL OCCUR. ACTIONS SHOULD BE TAKEN TO
LESSEN THE IMPACT OF THE EXTREME HEAT.
TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHTWEIGHT AND LOOSE-FITTING CLOTHING WHEN POSSIBLE AND
DRINK PLENTY OF WATER.
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.
PUBLIC COOLING SHELTERS ARE AVAILABLE IN SOME AREAS. CONSULT COUNTY
OFFICIALS FOR MORE DETAILS.
AZZ530>533-535-536-CAZ562-565>567-569-570-162100-
/O.CON.KPSR.XH.W.0008.260817T1700Z-260822T0300Z/
PARKER VALLEY-KOFA-YUMA-CENTRAL LA PAZ-SOUTHEAST YUMA COUNTY-GILA
RIVER VALLEY-IMPERIAL COUNTY SOUTHWEST-IMPERIAL COUNTY SOUTHEAST-
IMPERIAL COUNTY WEST-IMPERIAL VALLEY-PALO VERDE VALLEY-CHUCKWALLA
VALLEY-
INCLUDING THE CITIES OF BRENDA, SALOME, PALM CANYON, PALO VERDE,
WINTERHAVEN, MARTINEZ LAKE, MOUNTAIN SPRING, QUARTZSITE, COOLIDGE
SPRINGS, LIGURTA, YUMA, COYOTE WELLS, RIPLEY, EHRENBERG, OCOTILLO,
VICKSBURG, CALEXICO, SALTON CITY, HARCUVAR, ALAMORIO, MIDLAND, EL
CENTRO, VICKSBURG JUNCTION, BRAWLEY, BLYTHE, WINONA, PARKER, FORTUNA
FOOTHILLS, AND PLASTER CITY
1048 PM MST SAT AUG 15 2026 /1048 PM PDT SAT AUG 15 2026/
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM MST /10 AM PDT/
MONDAY TO 8 PM MST /8 PM PDT/ FRIDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS. AFTERNOON TEMPERATURES 107 TO
114 EXPECTED. MAJOR HEAT RISK.
* WHERE...PORTIONS OF SOUTHWEST ARIZONA AND SOUTHEAST CALIFORNIA.
* WHEN...FROM 10 AM MST /10 AM PDT/ MONDAY TO 8 PM MST /8 PM PDT/
FRIDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS. OVEREXPOSURE CAN CAUSE HEAT CRAMPS AND HEAT
EXHAUSTION TO DEVELOP AND, WITHOUT INTERVENTION, CAN LEAD TO HEAT
STROKE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AN EXTREME HEAT WARNING MEANS THAT A PERIOD OF VERY HOT TEMPERATURES,
EVEN BY LOCAL STANDARDS, WILL OCCUR. ACTIONS SHOULD BE TAKEN TO
LESSEN THE IMPACT OF THE EXTREME HEAT.
TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHTWEIGHT AND LOOSE-FITTING CLOTHING WHEN POSSIBLE AND
DRINK PLENTY OF WATER.
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.
PUBLIC COOLING SHELTERS ARE AVAILABLE IN SOME AREAS. CONSULT COUNTY
OFFICIALS FOR MORE DETAILS.
AZZ534-538-539-541-549-553>555-559-162100-
/O.CON.KPSR.XH.W.0008.260817T1700Z-260822T0300Z/
AGUILA VALLEY-TONOPAH DESERT-GILA BEND-CAVE CREEK/NEW RIVER-
FOUNTAIN HILLS/EAST MESA-NORTHWEST PINAL COUNTY-WEST PINAL COUNTY-
APACHE JUNCTION/GOLD CANYON-SONORAN DESERT NATL MONUMENT-
INCLUDING THE CITIES OF CACTUS FOREST, WINTERSBURG, GILA BEND,
TONOPAH, APACHE JUNCTION, WICKENBURG, AGUILA, COOLIDGE, ARLINGTON,
FOUNTAIN HILLS, SCOTTSDALE, CASA GRANDE, FLORENCE, KAKA, HASSAYAMPA,
SENTINEL, AND GLADDEN
1048 PM MST SAT AUG 15 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM MONDAY TO 8 PM
MST FRIDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS. AFTERNOON TEMPERATURES 106 TO
113 EXPECTED. MAJOR HEAT RISK.
* WHERE...AGUILA VALLEY, APACHE JUNCTION/GOLD CANYON, CAVE CREEK/NEW
RIVER, FOUNTAIN HILLS/EAST MESA, GILA BEND, NORTHWEST PINAL COUNTY,
SONORAN DESERT NATL MONUMENT, TONOPAH DESERT, AND WEST PINAL
COUNTY.
* WHEN...FROM 10 AM MONDAY TO 8 PM MST FRIDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS. OVEREXPOSURE CAN CAUSE HEAT CRAMPS AND HEAT
EXHAUSTION TO DEVELOP AND, WITHOUT INTERVENTION, CAN LEAD TO HEAT
STROKE.
* ADDITIONAL DETAILS...IN MARICOPA COUNTY, CALL 2-1-1 TO FIND A FREE
COOLING CENTER, TRANSPORTATION, WATER AND MORE.
HTTPS://WWW.MARICOPA.GOV/HEAT
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AN EXTREME HEAT WARNING MEANS THAT A PERIOD OF VERY HOT TEMPERATURES,
EVEN BY LOCAL STANDARDS, WILL OCCUR. ACTIONS SHOULD BE TAKEN TO
LESSEN THE IMPACT OF THE EXTREME HEAT.
TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHTWEIGHT AND LOOSE-FITTING CLOTHING WHEN POSSIBLE AND
DRINK PLENTY OF WATER.
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.
PUBLIC COOLING SHELTERS ARE AVAILABLE IN SOME AREAS. CONSULT COUNTY
OFFICIALS FOR MORE DETAILS.
AZZ537-540-542>544-546-548-550-551-162100-
/O.CON.KPSR.XH.W.0008.260817T1700Z-260822T0300Z/
NORTHWEST VALLEY-BUCKEYE/AVONDALE-DEER VALLEY-CENTRAL PHOENIX-
NORTH PHOENIX/GLENDALE-SCOTTSDALE/PARADISE VALLEY-EAST VALLEY-
SOUTH MOUNTAIN/AHWATUKEE-SOUTHEAST VALLEY/QUEEN CREEK-
INCLUDING THE CITIES OF CASHION, GOODYEAR, LIBERTY, SURPRISE,
PHOENIX, PARADISE VALLEY, TEMPE, AVONDALE, QUEEN CREEK, GILBERT,
MESA, SUN CITY WEST, CHANDLER, PEORIA, CIRCLE CITY, SUN LAKES,
WITTMANN, AND BEARDSLEY
1048 PM MST SAT AUG 15 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM MONDAY TO 8 PM
MST FRIDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS. AFTERNOON TEMPERATURES 108 TO
112 EXPECTED. MAJOR HEAT RISK.
* WHERE...BUCKEYE/AVONDALE, CENTRAL PHOENIX, DEER VALLEY, EAST
VALLEY, NORTH PHOENIX/GLENDALE, NORTHWEST VALLEY,
SCOTTSDALE/PARADISE VALLEY, SOUTH MOUNTAIN/AHWATUKEE, AND SOUTHEAST
VALLEY/QUEEN CREEK.
* WHEN...FROM 10 AM MONDAY TO 8 PM MST FRIDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS. OVEREXPOSURE CAN CAUSE HEAT CRAMPS AND HEAT
EXHAUSTION TO DEVELOP AND, WITHOUT INTERVENTION, CAN LEAD TO HEAT
STROKE.
* ADDITIONAL DETAILS...IN MARICOPA COUNTY, CALL 2-1-1 TO FIND A FREE
COOLING CENTER, TRANSPORTATION, WATER AND MORE.
HTTPS://WWW.MARICOPA.GOV/HEAT
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AN EXTREME HEAT WARNING MEANS THAT A PERIOD OF VERY HOT TEMPERATURES,
EVEN BY LOCAL STANDARDS, WILL OCCUR. ACTIONS SHOULD BE TAKEN TO
LESSEN THE IMPACT OF THE EXTREME HEAT.
TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHTWEIGHT AND LOOSE-FITTING CLOTHING WHEN POSSIBLE AND
DRINK PLENTY OF WATER.
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.
PUBLIC COOLING SHELTERS ARE AVAILABLE IN SOME AREAS. CONSULT COUNTY
OFFICIALS FOR MORE DETAILS.
GL
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