742
WWUS75 KSLC 081824
NPWSLC
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1224 PM MDT SAT AUG 8 2026
UTZ101-102-104-105-115-120-121-090930-
/O.CON.KSLC.XH.W.0005.000000T0000Z-260810T0600Z/
GREAT SALT LAKE DESERT AND MOUNTAINS-TOOELE AND RUSH VALLEYS-
NORTHERN WASATCH FRONT-SALT LAKE VALLEY-WESTERN MILLARD AND JUAB
COUNTIES-CASTLE COUNTRY-SAN RAFAEL SWELL-
INCLUDING THE FOLLOWING LOCATIONS - BOUNTIFUL, GREEN RIVER,
OGDEN, WEST JORDAN, WENDOVER, VERNON, PRICE, GOBLIN VALLEY, LITTLE
SAHARA, SALT LAKE CITY, PARK VALLEY, DUGWAY, TOOELE, DELTA,
GRANTSVILLE, EMERY, SANDY, AND CASTLE DALE
1224 PM MDT SAT AUG 8 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT SUNDAY
NIGHT...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES 98 TO 102 WITH
LITTLE OVERNIGHT RELIEF THROUGH SUNDAY.
* WHERE...CASTLE COUNTRY, SAN RAFAEL SWELL, WESTERN MILLARD AND JUAB
COUNTIES, GREAT SALT LAKE DESERT AND MOUNTAINS, NORTHERN WASATCH
FRONT, SALT LAKE VALLEY, AND TOOELE AND RUSH VALLEYS.
* WHEN...UNTIL MIDNIGHT MDT SUNDAY NIGHT.
* 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.
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.
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.
UTZ123-124-131-090300-
/O.CON.KSLC.XH.W.0005.000000T0000Z-260809T0300Z/
LOWER WASHINGTON COUNTY-ZION NATIONAL PARK-GLEN CANYON RECREATION
AREA/LAKE POWELL-
INCLUDING THE FOLLOWING LOCATIONS - BIG WATER, IVINS, BULLFROG,
SPRINGDALE, ST GEORGE, AND HURRICANE
1224 PM MDT SAT AUG 8 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES UP TO 110.
* WHERE...GLEN CANYON RECREATION AREA/LAKE POWELL, LOWER WASHINGTON
COUNTY, AND ZION NATIONAL PARK.
* WHEN...UNTIL 9 PM MDT 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.
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.
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.
UTZ128>130-090300-
/O.CON.KSLC.XH.W.0005.000000T0000Z-260809T0300Z/
SOUTH CENTRAL UTAH-CAPITOL REEF NATIONAL PARK AND VICINITY-
WESTERN CANYONLANDS-
INCLUDING THE FOLLOWING LOCATIONS - LOA, ESCALANTE, TORREY,
KANAB, AND HANKSVILLE
1224 PM MDT SAT AUG 8 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES UP TO 105.
* WHERE...CAPITOL REEF NATIONAL PARK AND VICINITY, SOUTH CENTRAL
UTAH, AND WESTERN CANYONLANDS.
* WHEN...UNTIL 9 PM MDT 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.
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.
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.
UTZ103-106-107-114-116-090930-
/O.CON.KSLC.HT.Y.0007.000000T0000Z-260810T0600Z/
EASTERN BOX ELDER COUNTY-UTAH VALLEY-CACHE VALLEY/UTAH PORTION-
WESTERN UINTA BASIN-EASTERN JUAB/MILLARD COUNTIES-
INCLUDING THE FOLLOWING LOCATIONS - FILLMORE, PAYSON, LOGAN,
SMITHFIELD, PROVO, SNOWVILLE, LEHI, DUCHESNE, ROOSEVELT, BRIGHAM
CITY, NEPHI, AND SCIPIO
1224 PM MDT SAT AUG 8 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT SUNDAY NIGHT
* WHAT...TEMPERATURES UP TO 100 WITH LITTLE OVERNIGHT RELIEF.
* WHERE...EASTERN JUAB/MILLARD COUNTIES, CACHE VALLEY/UTAH PORTION,
EASTERN BOX ELDER COUNTY, UTAH VALLEY, AND WESTERN UINTA BASIN.
* WHEN...UNTIL MIDNIGHT MDT SUNDAY NIGHT.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES.
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.
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.
UTZ118-119-122-126-127-090300-
/O.CON.KSLC.HT.Y.0007.000000T0000Z-260809T0300Z/
SANPETE VALLEY-SEVIER VALLEY-SOUTHWEST UTAH-UPPER SEVIER RIVER
VALLEYS-BRYCE CANYON COUNTRY-
INCLUDING THE FOLLOWING LOCATIONS - CEDAR CITY, RICHFIELD,
SALINA, MT PLEASANT, BEAVER, EPHRAIM, MILFORD, CIRCLEVILLE,
KOOSHAREM, BRYCE CANYON CITY, MANTI, AND PANGUITCH
1224 PM MDT SAT AUG 8 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
* WHAT...TEMPERATURES UP TO 99.
* WHERE...SANPETE VALLEY, SEVIER VALLEY, BRYCE CANYON COUNTRY, UPPER
SEVIER RIVER VALLEYS, AND SOUTHWEST UTAH.
* WHEN...UNTIL 9 PM MDT THIS EVENING.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES.
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.
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.
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT
HTTPS://WEATHER.GOV/SALTLAKECITY.
FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT
HTTP://UDOTTRAFFIC.UTAH.GOV
LC
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page