220  
WWUS76 KPDT 302014  
NPWPDT  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE PENDLETON OR  
114 PM PDT MON JUN 30 2025  
 
ORZ041-WAZ024-020400-  
/O.CON.KPDT.HT.Y.0002.000000T0000Z-250702T0400Z/  
EASTERN COLUMBIA RIVER GORGE OF OREGON-EASTERN COLUMBIA RIVER  
GORGE OF WASHINGTON-  
INCLUDING THE CITIES OF WHITE SALMON, ARLINGTON, AND THE DALLES  
114 PM PDT MON JUN 30 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT TUESDAY
 
 
* WHAT...HOT CONDITIONS WITH TEMPERATURES UP TO 100 DEGREES. THIS  
WILL POSE A MODERATE TO MAJOR RISK OF HEAT-RELATED ILLNESS.  
 
* WHERE...EASTERN COLUMBIA RIVER GORGE OF OREGON AND WASHINGTON.  
 
* WHEN...UNTIL 9 PM PDT TUESDAY.  
 
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES. HEAT WILL  
SIGNIFICANTLY INCREASE THE RISK OF HEAT-RELATED ILLNESSES FOR  
THOSE WHO ARE SENSITIVE TO HEAT, ESPECIALLY THOSE WITHOUT  
EFFECTIVE COOLING OR ADEQUATE HYDRATION.  
 
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. YOUNG CHILDREN AND  
PETS SHOULD NEVER BE LEFT UNATTENDED IN VEHICLES UNDER ANY  
CIRCUMSTANCES.  
 
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.  
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 SHELTERING INFORMATION AND OTHER HUMAN SERVICES IN YOUR AREA,  
DIAL 2 1 1 DURING BUSINESS HOURS OR VISIT 211INFO.ORG FOR OREGON OR  
WA211.ORG FOR WASHINGTON ANYTIME.  
 

 
 

 
 
ORZ044-WAZ028-020400-  
/O.CON.KPDT.HT.Y.0002.000000T0000Z-250702T0400Z/  
LOWER COLUMBIA BASIN OF OREGON-LOWER COLUMBIA BASIN OF WASHINGTON-  
INCLUDING THE CITIES OF IONE, HERMISTON, TRI-CITIES, BOARDMAN,  
PROSSER, AND CONNELL  
114 PM PDT MON JUN 30 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT TUESDAY
 
 
* WHAT...HOT CONDITIONS WITH TEMPERATURES UP TO 103 DEGREES. THIS  
WILL POSE A MODERATE TO MAJOR RISK OF HEAT-RELATED ILLNESS.  
 
* WHERE...LOWER COLUMBIA BASIN OF OREGON AND WASHINGTON.  
 
* WHEN...UNTIL 9 PM PDT TUESDAY.  
 
* IMPACTS...EXTREME HEAT WILL SIGNIFICANTLY INCREASE THE RISK OF  
HEAT-RELATED ILLNESSES FOR MUCH OF THE POPULATION, ESPECIALLY  
THOSE WHO ARE HEAT SENSITIVE AND THOSE WITHOUT EFFECTIVE COOLING  
OR ADEQUATE HYDRATION.  
 
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. YOUNG CHILDREN AND  
PETS SHOULD NEVER BE LEFT UNATTENDED IN VEHICLES UNDER ANY  
CIRCUMSTANCES.  
 
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.  
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 SHELTERING INFORMATION AND OTHER HUMAN SERVICES IN YOUR AREA,  
DIAL 2 1 1 DURING BUSINESS HOURS OR VISIT 211INFO.ORG FOR OREGON OR  
WA211.ORG FOR WASHINGTON ANYTIME.  
 

 
 

 
 
ORZ507-WAZ029-020400-  
/O.CON.KPDT.HT.Y.0002.000000T0000Z-250702T0400Z/  
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-FOOTHILLS OF  
THE BLUE MOUNTAINS OF WASHINGTON-  
INCLUDING THE CITIES OF WAITSBURG, WALLA WALLA, PILOT ROCK,  
ATHENA, PENDLETON, AND DAYTON  
114 PM PDT MON JUN 30 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT TUESDAY
 
 
* WHAT...HOT CONDITIONS WITH TEMPERATURES UP TO 100 DEGREES. THIS  
WILL POSE A MODERATE TO MAJOR RISK OF HEAT-RELATED ILLNESS.  
 
* WHERE...IN OREGON, FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF  
OREGON. IN WASHINGTON, FOOTHILLS OF THE BLUE MOUNTAINS OF  
WASHINGTON.  
 
* WHEN...UNTIL 9 PM PDT TUESDAY.  
 
* IMPACTS...EXTREME HEAT WILL SIGNIFICANTLY INCREASE THE RISK OF  
HEAT-RELATED ILLNESSES FOR MUCH OF THE POPULATION, ESPECIALLY  
THOSE WHO ARE HEAT SENSITIVE AND THOSE WITHOUT EFFECTIVE COOLING  
OR ADEQUATE HYDRATION.  
 
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. YOUNG CHILDREN AND  
PETS SHOULD NEVER BE LEFT UNATTENDED IN VEHICLES UNDER ANY  
CIRCUMSTANCES.  
 
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.  
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 SHELTERING INFORMATION AND OTHER HUMAN SERVICES IN YOUR AREA,  
DIAL 2 1 1 DURING BUSINESS HOURS OR VISIT 211INFO.ORG FOR OREGON OR  
WA211.ORG FOR WASHINGTON ANYTIME.  
 

 
 

 
 
ORZ508-510-020400-  
/O.CON.KPDT.HT.Y.0002.000000T0000Z-250702T0400Z/  
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-NORTH CENTRAL  
OREGON-  
INCLUDING THE CITIES OF CONDON, HEPPNER, MAUPIN, MORO, DUFUR, AND  
FOSSIL  
114 PM PDT MON JUN 30 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT TUESDAY
 
 
* WHAT...HOT CONDITIONS WITH TEMPERATURES UP TO 97 DEGREES. THIS  
WILL POSE A MODERATE TO MAJOR RISK OF HEAT-RELATED ILLNESS.  
 
* WHERE...FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON AND  
NORTH CENTRAL OREGON.  
 
* WHEN...UNTIL 9 PM PDT TUESDAY.  
 
* IMPACTS...HEAT WILL SIGNIFICANTLY INCREASE THE RISK OF  
HEAT-RELATED ILLNESSES FOR THOSE WHO ARE SENSITIVE TO HEAT,  
ESPECIALLY THOSE WITHOUT EFFECTIVE COOLING OR ADEQUATE HYDRATION.  
 
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. YOUNG CHILDREN AND  
PETS SHOULD NEVER BE LEFT UNATTENDED IN VEHICLES UNDER ANY  
CIRCUMSTANCES.  
 
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.  
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 SHELTERING INFORMATION AND OTHER HUMAN SERVICES IN YOUR AREA,  
DIAL 2 1 1 DURING BUSINESS HOURS OR VISIT 211INFO.ORG FOR OREGON OR  
WA211.ORG FOR WASHINGTON ANYTIME.  
 

 
 

 
 
WAZ026-027-020400-  
/O.CON.KPDT.HT.Y.0002.000000T0000Z-250702T0400Z/  
KITTITAS VALLEY-YAKIMA VALLEY-  
INCLUDING THE CITIES OF YAKIMA, NACHES, ELLENSBURG, SUNNYSIDE,  
THORP, AND TOPPENISH  
114 PM PDT MON JUN 30 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT TUESDAY
 
 
* WHAT...HOT CONDITIONS WITH TEMPERATURES UP TO 100 DEGREES. THIS  
WILL POSE A MODERATE TO MAJOR RISK OF HEAT-RELATED ILLNESS.  
 
* WHERE...KITTITAS VALLEY AND YAKIMA VALLEY.  
 
* WHEN...UNTIL 9 PM PDT TUESDAY.  
 
* IMPACTS...EXTREME HEAT WILL SIGNIFICANTLY INCREASE THE RISK OF  
HEAT-RELATED ILLNESSES FOR MUCH OF THE POPULATION, ESPECIALLY  
THOSE WHO ARE HEAT SENSITIVE AND THOSE WITHOUT EFFECTIVE COOLING  
OR ADEQUATE HYDRATION.  
 
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. YOUNG CHILDREN AND  
PETS SHOULD NEVER BE LEFT UNATTENDED IN VEHICLES UNDER ANY  
CIRCUMSTANCES.  
 
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.  
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 SHELTERING INFORMATION AND OTHER HUMAN SERVICES IN YOUR AREA,  
DIAL 2 1 1 DURING BUSINESS HOURS OR VISIT 211INFO.ORG FOR OREGON OR  
WA211.ORG FOR WASHINGTON ANYTIME.  
 

 
 

 
 
WAZ521-020400-  
/O.CON.KPDT.HT.Y.0002.000000T0000Z-250702T0400Z/  
SIMCOE HIGHLANDS-  
INCLUDING THE CITIES OF BICKLETON AND GOLDENDALE  
114 PM PDT MON JUN 30 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT TUESDAY
 
 
* WHAT...HOT CONDITIONS WITH TEMPERATURES UP TO 97 DEGREES. THIS  
WILL POSE A MODERATE TO MAJOR RISK OF HEAT-RELATED ILLNESS.  
 
* WHERE...SIMCOE HIGHLANDS.  
 
* WHEN...UNTIL 9 PM PDT TUESDAY.  
 
* IMPACTS...HEAT WILL SIGNIFICANTLY INCREASE THE RISK OF  
HEAT-RELATED ILLNESSES FOR THOSE WHO ARE SENSITIVE TO HEAT,  
ESPECIALLY THOSE WITHOUT EFFECTIVE COOLING OR ADEQUATE HYDRATION.  
 
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. YOUNG CHILDREN AND  
PETS SHOULD NEVER BE LEFT UNATTENDED IN VEHICLES UNDER ANY  
CIRCUMSTANCES.  
 
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.  
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 SHELTERING INFORMATION AND OTHER HUMAN SERVICES IN YOUR AREA,  
DIAL 2 1 1 DURING BUSINESS HOURS OR VISIT 211INFO.ORG FOR OREGON OR  
WA211.ORG FOR WASHINGTON ANYTIME.  
 

 
 

 
 
CE  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab OR Page
The Nexlab WA Page Main Text Page