326  
WUUS55 KBOU 220030  
SVRBOU  
COC121-220100-  
/O.NEW.KBOU.SV.W.0021.260522T0030Z-260522T0100Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE DENVER CO  
630 PM MDT THU MAY 21 2026  
 
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
SOUTHEASTERN WASHINGTON COUNTY IN NORTHEASTERN COLORADO...  
 
* UNTIL 700 PM MDT.  
 
* AT 630 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 12 MILES SOUTH OF  
ARICKAREE SCHOOL, OR 41 MILES SOUTH OF AKRON, MOVING EAST AT 15  
MPH.  
 
HAZARD...TWO INCH HAIL AND 60 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL  
DAMAGE TO ROOFS, SIDING, WINDOWS, AND VEHICLES. EXPECT  
WIND DAMAGE TO ROOFS, SIDING, AND TREES.  
 
* LOCATIONS IMPACTED INCLUDE...  
MAINLY RURAL AREAS OF SOUTHEASTERN WASHINGTON COUNTY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
ANYONE OUTDOORS SHOULD MOVE TO SHELTER INSIDE A WELL-BUILT STRUCTURE  
AND STAY AWAY FROM WINDOWS. THIS STORM IS CAPABLE OF PRODUCING  
DANGEROUS HAIL AND DAMAGING WINDS.  
 

 
 
LAT...LON 3957 10309 3963 10308 3964 10280 3957 10280  
TIME...MOT...LOC 0030Z 279DEG 13KT 3958 10302  
 
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...2.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
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