321  
WWUS75 KSLC 070502  
NPWSLC  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
1102 PM MDT THU AUG 6 2026  
 
UTZ123-124-131-072015-  
/O.CON.KSLC.XH.W.0005.000000T0000Z-260809T0300Z/  
LOWER WASHINGTON COUNTY-ZION NATIONAL PARK-GLEN CANYON RECREATION  
AREA/LAKE POWELL-  
INCLUDING THE CITIES OF BIG WATER, ST GEORGE, IVINS, SPRINGDALE,  
HURRICANE, AND BULLFROG  
1102 PM MDT THU AUG 6 2026  
   
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY  
 
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES UP TO 110  
EXPECTED, WITH SOME LOCATIONS IN THE ST GEORGE AREA NEARING 112.  
LITTLE OVERNIGHT RELIEF WILL OCCUR THROUGH SATURDAY.  
 
* WHERE...GLEN CANYON RECREATION AREA/LAKE POWELL, LOWER WASHINGTON  
COUNTY, AND ZION NATIONAL PARK.  
 
* WHEN...UNTIL 9 PM MDT SATURDAY.  
 
* 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>130-072015-  
/O.CON.KSLC.XH.W.0005.000000T0000Z-260809T0300Z/  
SOUTH CENTRAL UTAH-CAPITOL REEF NATIONAL PARK AND VICINITY-  
WESTERN CANYONLANDS-  
INCLUDING THE CITIES OF TORREY, LOA, ESCALANTE, HANKSVILLE, AND KANAB  
1102 PM MDT THU AUG 6 2026  
   
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY  
 
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES UP TO 105  
EXPECTED WITH LITTLE OVERNIGHT RELIEF THROUGH SATURDAY.  
 
* WHERE...CAPITOL REEF NATIONAL PARK AND VICINITY, SOUTH CENTRAL  
UTAH, AND WESTERN CANYONLANDS.  
 
* WHEN...UNTIL 9 PM MDT SATURDAY.  
 
* 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.  
 
 
 
 
 
UTZ101-102-104-105-115-120-121-072015-  
/O.CON.KSLC.XH.W.0005.260807T1800Z-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 CITIES OF DELTA, GOBLIN VALLEY, TOOELE, EMERY, DUGWAY,  
PARK VALLEY, LITTLE SAHARA, WEST JORDAN, OGDEN, CASTLE DALE, VERNON,  
GREEN RIVER, PRICE, GRANTSVILLE, SANDY, SALT LAKE CITY, WENDOVER, AND  
BOUNTIFUL  
1102 PM MDT THU AUG 6 2026  
 
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO  
MIDNIGHT MDT SUNDAY NIGHT...  
 
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES UP TO 103  
EXPECTED 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...FROM NOON FRIDAY TO 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.  
 
 
 
 
 
UTZ118-119-122-126-127-072015-  
/O.CON.KSLC.HT.Y.0007.000000T0000Z-260809T0300Z/  
SANPETE VALLEY-SEVIER VALLEY-SOUTHWEST UTAH-UPPER SEVIER RIVER  
VALLEYS-BRYCE CANYON COUNTRY-  
INCLUDING THE CITIES OF BEAVER, MANTI, SALINA, PANGUITCH, EPHRAIM,  
MILFORD, CEDAR CITY, KOOSHAREM, BRYCE CANYON CITY, CIRCLEVILLE,  
RICHFIELD, AND MT PLEASANT  
1102 PM MDT THU AUG 6 2026  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY  
 
* WHAT...HOT CONDITIONS WITH TEMPERATURES UP TO 100 EXPECTED WITH  
OVERNIGHT LOWS IN THE MID-60S.  
 
* WHERE...SANPETE VALLEY, SEVIER VALLEY, BRYCE CANYON COUNTRY, UPPER  
SEVIER RIVER VALLEYS, AND SOUTHWEST UTAH.  
 
* WHEN...UNTIL 9 PM MDT SATURDAY.  
 
* 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.  
 
 
 
 
 
UTZ103-106-107-114-116-072015-  
/O.CON.KSLC.HT.Y.0007.260807T1800Z-260810T0600Z/  
EASTERN BOX ELDER COUNTY-UTAH VALLEY-CACHE VALLEY/UTAH PORTION-  
WESTERN UINTA BASIN-EASTERN JUAB/MILLARD COUNTIES-  
INCLUDING THE CITIES OF LEHI, SNOWVILLE, BRIGHAM CITY, NEPHI,  
DUCHESNE, SMITHFIELD, SCIPIO, PAYSON, ROOSEVELT, PROVO, FILLMORE, AND  
LOGAN  
1102 PM MDT THU AUG 6 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON FRIDAY TO MIDNIGHT MDT  
SUNDAY NIGHT...  
 
* WHAT...HOT CONDITIONS WITH TEMPERATURES IN THE UPPER-90S TO  
LOW-100S EXPECTED WITH OVERNIGHT LOWS IN THE MID-60S TO AROUND 70.  
 
* WHERE...EASTERN JUAB/MILLARD COUNTIES, CACHE VALLEY/UTAH PORTION,  
EASTERN BOX ELDER COUNTY, UTAH VALLEY, AND WESTERN UINTA BASIN.  
 
* WHEN...FROM NOON FRIDAY TO 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.  
 
 
 
 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT  
HTTPS://WEATHER.GOV/SALTLAKECITY.  
 
FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT  
HTTP://UDOTTRAFFIC.UTAH.GOV  
 
WEBBER  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab UT Page
The Nexlab ID Page
The Nexlab WY Page
Main Text Page