421  
WWUS53 KBIS 080412  
SVSBIS  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BISMARCK ND  
1112 PM CDT THU AUG 7 2025  
 
NDC007-033-053-087-089-080500-  
/O.CON.KBIS.SV.W.0232.000000T0000Z-250808T0500Z/  
GOLDEN VALLEY ND-BILLINGS ND-MCKENZIE ND-SLOPE ND-STARK ND-  
1112 PM CDT THU AUG 7 2025  
 
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT  
CDT/1100 PM MDT/ FOR GOLDEN VALLEY...BILLINGS...SOUTHWESTERN  
MCKENZIE...NORTHWESTERN SLOPE AND NORTHWESTERN STARK COUNTIES...  
 
AT 1112 PM CDT/1012 PM MDT/, SEVERE THUNDERSTORMS WERE LOCATED ALONG  
A LINE EXTENDING FROM 10 MILES NORTHEAST OF SKAAR TO 16 MILES  
SOUTHWEST OF GRASSY BUTTE TO 17 MILES WEST OF AMIDON, MOVING EAST AT  
60 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...EXPECT DAMAGE TO ROOFS, SIDING, AND TREES.  
 
LOCATIONS IMPACTED INCLUDE...  
BELFIELD, MEDORA, SENTINEL BUTTE, GRASSY BUTTE, SOUTH FAIRFIELD,  
SKAAR, TROTTERS, FAIRFIELD, FRYBURG, ELKHORN STATE NATURAL AREA,  
THREE V CROSSING, ALPHA, SENTINEL BUTTE STATE NATURE PRESERVE, AND  
SULLY CREEK STATE PARK.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 

 
 
LAT...LON 4752 10405 4769 10369 4736 10310 4733 10310  
4732 10303 4698 10303 4663 10323 4656 10341  
4652 10404 4704 10387 4723 10405  
TIME...MOT...LOC 0412Z 251DEG 54KT 4750 10390 4727 10355 4657 10366  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...0.88 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
HOLLAN  
 
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