459  
WWUS75 KBOI 130240  
NPWBOI  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BOISE ID  
840 PM MDT TUE AUG 12 2025  
 
IDZ012-014-ORZ063-130345-  
/O.EXP.KBOI.HT.Y.0007.000000T0000Z-250813T0300Z/  
LOWER TREASURE VALLEY-UPPER TREASURE VALLEY-MALHEUR COUNTY-  
INCLUDING THE CITIES OF BOISE, NAMPA, MALHEUR CITY, AND CALDWELL  
840 PM MDT TUE AUG 12 2025 /740 PM PDT TUE AUG 12 2025/  
   
..HEAT ADVISORY WILL EXPIRE AT 9 PM MDT /8 PM PDT/ THIS EVENING  
 
 
 
ORZ064-131200-  
/O.CON.KBOI.HT.Y.0007.000000T0000Z-250814T0300Z/  
OREGON LOWER TREASURE VALLEY-  
INCLUDING THE CITIES OF NYSSA AND ONTARIO  
840 PM MDT TUE AUG 12 2025 /740 PM PDT TUE AUG 12 2025/  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT /8 PM PDT/  
WEDNESDAY...  
 
* WHAT...TEMPERATURES UP TO 101.  
 
* WHERE...OREGON LOWER TREASURE VALLEY.  
 
* WHEN...UNTIL 9 PM MDT /8 PM PDT/ WEDNESDAY.  
 
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES, ESPECIALLY  
FOR THE YOUNG, ELDERLY, AND ANIMALS.  
 
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.  
 
 
 
 
 
KA  
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