944  
WUUS53 KBIS 110414  
SVRBIS  
NDC023-053-105-110500-  
/O.NEW.KBIS.SV.W.0064.210611T0414Z-210611T0500Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE BISMARCK ND  
1114 PM CDT THU JUN 10 2021  
 
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHEASTERN MCKENZIE COUNTY IN NORTHWESTERN NORTH DAKOTA...  
WILLIAMS COUNTY IN NORTHWESTERN NORTH DAKOTA...  
CENTRAL DIVIDE COUNTY IN NORTHWESTERN NORTH DAKOTA...  
 
* UNTIL MIDNIGHT CDT.  
 
* AT 1113 PM CDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 6 MILES NORTHEAST OF GRENORA TO 9 MILES NORTHWEST OF  
EPPING TO 6 MILES NORTHWEST OF THEODORE ROOSEVELT NATIONAL PARK  
NORTH UNIT, MOVING NORTHEAST AT 45 MPH.  
 
HAZARD...70 MPH WIND GUSTS AND PING PONG BALL SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL  
DAMAGE TO ROOFS, SIDING, WINDOWS, AND VEHICLES. EXPECT  
CONSIDERABLE TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO  
MOBILE HOMES, ROOFS, AND OUTBUILDINGS.  
 
* LOCATIONS IMPACTED INCLUDE...  
WILLISTON, WATFORD CITY, TIOGA, RAY, GRENORA, ALEXANDER, ARNEGARD,  
WILDROSE, EPPING, ALAMO, FORTUNA, WRITING ROCK STATE HISTORICAL  
SITE, BONETRAIL, WHEELOCK, HAMLET, KEENE, AMBROSE, WHITE TAIL BAY  
RECREATION AREA, CORINTH AND BLACKTAIL LAKE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 

 
 
LAT...LON 4900 10344 4870 10307 4787 10271 4756 10350  
4818 10379 4854 10405 4862 10405 4900 10374  
TIME...MOT...LOC 0413Z 219DEG 37KT 4865 10381 4835 10354 4768 10333  
 
HAIL...1.50IN  
WIND...70MPH  
 

 
 
SCHILD  
 
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