414  
WWUS86 KPDT 140142  
SPSPDT  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE PENDLETON OR  
642 PM PDT THU AUG 13 2026  
 
WAZ522-140215-  
UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST WA-  
642 PM PDT THU AUG 13 2026  
 
...A STRONG THUNDERSTORM WILL IMPACT NORTHWESTERN KITTITAS COUNTY  
THROUGH 715 PM PDT...  
 
AT 641 PM PDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 7  
MILES EAST OF HYAK, OR 8 MILES EAST OF SNOQUALMIE PASS. THIS  
THUNDERSTORM WAS NEARLY STATIONARY.  
 
HAZARD...WIND GUSTS UP TO 40 MPH AND PEA SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS. MINOR HAIL DAMAGE TO VEGETATION IS  
POSSIBLE.  
 
THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF NORTHWESTERN  
KITTITAS COUNTY.  
 
THIS INCLUDES INTERSTATE 90 BETWEEN MILE MARKERS 56 AND 63.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM AND MAY LEAD TO  
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED  
ROADWAYS.  
 
 
 
LAT...LON 4759 12116 4732 12109 4729 12137 4743 12140  
4747 12136 4748 12130 4751 12129 4757 12122  
4756 12118  
TIME...MOT...LOC 0141Z 171DEG 1KT 4740 12124  
 
MAX HAIL SIZE...0.25 IN  
MAX WIND GUST...40 MPH  
 
 
 
MD  
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