415  
WWUS83 KBIS 180105  
SPSBIS  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BISMARCK ND  
805 PM CDT SUN AUG 17 2025  
 
NDZ001-180145-  
DIVIDE ND-  
805 PM CDT SUN AUG 17 2025  
 
...A STRONG THUNDERSTORM WILL IMPACT NORTHWESTERN DIVIDE COUNTY  
THROUGH 845 PM CDT...  
 
AT 805 PM CDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 10  
MILES NORTH OF WESTBY, OR 30 MILES NORTHEAST OF PLENTYWOOD, MOVING  
EAST AT 15 MPH.  
 
HAZARD...WIND GUSTS UP TO 50 MPH AND NICKEL SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS. MINOR HAIL DAMAGE TO VEGETATION IS  
POSSIBLE.  
 
LOCATIONS IMPACTED INCLUDE...  
FORTUNA AND ALKABO.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM AND MAY LEAD TO  
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED  
ROADWAYS.  
 

 
 
LAT...LON 4900 10370 4890 10372 4881 10387 4889 10405  
4900 10405  
TIME...MOT...LOC 0105Z 282DEG 12KT 4901 10399  
 
MAX HAIL SIZE...0.88 IN  
MAX WIND GUST...50 MPH  
 

 
 
ADAM  
 
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