712  
WUUS55 KBOU 220109  
SVRBOU  
COC001-005-121-220145-  
/O.NEW.KBOU.SV.W.0023.260522T0109Z-260522T0145Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE DENVER CO  
709 PM MDT THU MAY 21 2026  
 
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
SOUTHEASTERN ADAMS COUNTY IN NORTHEASTERN COLORADO...  
EASTERN ARAPAHOE COUNTY IN NORTHEASTERN COLORADO...  
SOUTHWESTERN WASHINGTON COUNTY IN NORTHEASTERN COLORADO...  
 
* UNTIL 745 PM MDT.  
 
* AT 709 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR COTTONWOOD  
VALLEY, OR 24 MILES NORTH OF LIMON, MOVING EAST AT 20 MPH.  
 
HAZARD...GOLF BALL SIZE 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...  
LAST CHANCE, COTTONWOOD VALLEY AND WOODLIN SCHOOL.  
 
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 3974 10390 3982 10390 3983 10344 3957 10343  
3957 10389  
PARTITION...608005  
TIME...MOT...LOC 0109Z 257DEG 17KT 3960 10376  
 
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.75 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
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