978  
WUUS53 KBIS 122039  
SVRBIS  
NDC011-122130-  
/O.NEW.KBIS.SV.W.0128.170812T2039Z-170812T2130Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE BISMARCK ND  
239 PM MDT SAT AUG 12 2017  
 
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
SOUTHWESTERN BOWMAN COUNTY IN SOUTHWESTERN NORTH DAKOTA...  
 
* UNTIL 330 PM MDT  
 
* AT 238 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR MUD BUTTES,  
OR 25 MILES SOUTHWEST OF BOWMAN, MOVING SOUTH AT 30 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.  
 
* THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF  
SOUTHWESTERN BOWMAN COUNTY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM, AND MAY LEAD TO  
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.  
 

 
 
LAT...LON 4594 10394 4595 10395 4607 10401 4614 10378  
4595 10360  
TIME...MOT...LOC 2038Z 341DEG 25KT 4601 10386  
 
HAIL...1.00IN  
WIND...60MPH  
 

 
 
HAMILTON  
 
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