828  
WUUS53 KBIS 210312  
SVRBIS  
NDC021-051-210345-  
/O.NEW.KBIS.SV.W.0061.250621T0312Z-250621T0345Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE BISMARCK ND  
1012 PM CDT FRI JUN 20 2025  
 
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
WESTERN DICKEY COUNTY IN SOUTHEASTERN NORTH DAKOTA...  
MCINTOSH COUNTY IN SOUTHEASTERN NORTH DAKOTA...  
 
* UNTIL 1045 PM CDT.  
 
* AT 1012 PM CDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 5 MILES NORTHWEST OF LEHR TO NEAR ASHLEY, MOVING  
EAST AT 75 MPH.  
 
HAZARD...70 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO  
MOBILE HOMES, ROOFS, AND OUTBUILDINGS.  
 
* LOCATIONS IMPACTED INCLUDE...  
WISHEK, ASHLEY, LEHR, FORBES, VENTURIA, MERRICOURT CITY, GREEN  
LAKE, DANZIG, AND MERRICOURT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
WIND DAMAGE WITH THESE STORMS WILL OCCUR BEFORE ANY RAIN OR  
LIGHTNING. DO NOT WAIT FOR THE SOUND OF THUNDER BEFORE TAKING COVER.  
SEEK SHELTER IMMEDIATELY INSIDE A STURDY STRUCTURE AND STAY AWAY FROM  
WINDOWS.  
 
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT FOR SOUTHEASTERN  
NORTH DAKOTA.  
 

 
 
LAT...LON 4628 9953 4628 9870 4594 9868 4594 9962  
TIME...MOT...LOC 0312Z 267DEG 66KT 4635 9942 4598 9939  
 
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...<.75 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...70 MPH  
 

 
 
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