200  
WWUS83 KFGF 112212  
SPSFGF  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE GRAND FORKS ND  
512 PM CDT MON AUG 11 2025  
 
NDZ039-112245-  
CASS ND-  
512 PM CDT MON AUG 11 2025  
 
...A STRONG THUNDERSTORM WILL IMPACT SOUTHEASTERN CASS COUNTY THROUGH  
545 PM CDT...  
 
AT 512 PM CDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR  
CHAFFEE, OR 24 MILES WEST OF FARGO, MOVING EAST AT 25 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...  
CASSELTON, MAPLETON, DAVENPORT, CHAFFEE, WHEATLAND, EMBDEN, AND  
DURBIN.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.  
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE  
SHELTER INSIDE A BUILDING OR VEHICLE.  
 
THIS STORM MAY INTENSIFY, SO BE CERTAIN TO MONITOR LOCAL RADIO  
STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION  
AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.  
 

 
 
LAT...LON 4674 9746 4692 9742 4692 9697 4666 9699  
TIME...MOT...LOC 2212Z 278DEG 21KT 4682 9733  
 
MAX HAIL SIZE...0.88 IN  
MAX WIND GUST...50 MPH  
 

 
 
THOMAS  
 
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