926  
WUUS55 KBOU 212157  
SVRBOU  
COC075-212230-  
/O.NEW.KBOU.SV.W.0016.260521T2157Z-260521T2230Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE DENVER CO  
357 PM MDT THU MAY 21 2026  
 
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHWESTERN LOGAN COUNTY IN NORTHEASTERN COLORADO...  
 
* UNTIL 430 PM MDT.  
 
* AT 357 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 4 MILES WEST OF  
NORTH STERLING RESERVOIR, OR 14 MILES NORTHWEST OF STERLING, MOVING  
EAST AT 20 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO  
ROOFS, SIDING, AND TREES.  
 
* LOCATIONS IMPACTED INCLUDE...  
NORTH STERLING RESERVOIR AND PADRONI.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE AND STAY AWAY FROM  
WINDOWS. THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS AND LARGE  
HAIL.  
 
TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. SEEK SHELTER  
IMMEDIATELY IN AN INTERIOR ROOM ON THE LOWEST FLOOR OF A WELL-BUILT  
STRUCTURE.  
 

 
 
LAT...LON 4069 10344 4094 10345 4095 10312 4071 10307  
TIME...MOT...LOC 2157Z 257DEG 16KT 4079 10335  
 
TORNADO...POSSIBLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
63  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CO Page Main Text Page