255  
WUUS55 KBOU 282328  
SVRBOU  
COC075-087-121-123-290015-  
/O.NEW.KBOU.SV.W.0350.250828T2328Z-250829T0015Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE DENVER CO  
528 PM MDT THU AUG 28 2025  
 
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
SOUTHWESTERN LOGAN COUNTY IN NORTHEASTERN COLORADO...  
NORTHEASTERN MORGAN COUNTY IN NORTHEASTERN COLORADO...  
NORTH CENTRAL WASHINGTON COUNTY IN NORTHEASTERN COLORADO...  
EASTERN WELD COUNTY IN NORTHEASTERN COLORADO...  
 
* UNTIL 615 PM MDT.  
 
* AT 528 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 4 MILES SOUTHWEST  
OF WILLARD, OR 20 MILES WEST OF STERLING, MOVING SOUTHEAST AT 25  
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...  
MERINO, HILLROSE, PREWITT RESERVOIR, WILLARD, ATWOOD, MIDWAY,  
MESSEX AND UNION.  
 
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.  
 

 
 
LAT...LON 4051 10368 4061 10354 4044 10305 4020 10342  
TIME...MOT...LOC 2328Z 310DEG 19KT 4051 10354  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
IDEKER  
 
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