120  
WWUS86 KOTX 152338  
SPSOTX  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE SPOKANE WA  
438 PM PDT WED APR 15 2026  
 
WAZ035-038-043-160000-  
UPPER COLUMBIA BASIN WA-OKANOGAN VALLEY WA-OKANOGAN HIGHLANDS WA-  
438 PM PDT WED APR 15 2026  
 
...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF SOUTHWESTERN FERRY  
AND SOUTHEASTERN OKANOGAN COUNTIES THROUGH 500 PM PDT...  
 
AT 436 PM PDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 11  
MILES SOUTHEAST OF NESPELEM COMMUNITY, OR 40 MILES SOUTHEAST OF OMAK,  
MOVING SOUTHEAST AT 10 MPH.  
 
HAZARD...WINDS IN EXCESS OF 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 OUTDOOR OBJECTS IS  
POSSIBLE.  
 
LOCATIONS IMPACTED INCLUDE...  
KELLER.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 

 
 
LAT...LON 4808 11893 4818 11886 4811 11856 4796 11871  
TIME...MOT...LOC 2336Z 294DEG 11KT 4807 11882  
 
MAX HAIL SIZE...0.25 IN  
MAX WIND GUST...40 MPH  
 

 
 
SB  
 
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