279  
WWUS83 KLOT 180301  
SPSLOT  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE  
1001 PM CDT TUE JUN 17 2025  
 
ILZ019-021-180330-  
GRUNDY IL-LA SALLE IL-  
1001 PM CDT TUE JUN 17 2025  
 
...A STRONG THUNDERSTORM WILL IMPACT EAST CENTRAL LA SALLE AND  
NORTHWESTERN GRUNDY COUNTIES THROUGH 1030 PM CDT...  
 
AT 1000 PM CDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER  
MARSEILLES, MOVING EAST AT 15 MPH.  
 
HAZARD...WIND GUSTS UP TO 50 MPH AND PEA 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...  
MARSEILLES AND SENECA.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 
 
 
LAT...LON 4122 8873 4135 8873 4143 8850 4126 8842  
4122 8858  
TIME...MOT...LOC 0300Z 253DEG 14KT 4129 8869  
 
MAX HAIL SIZE...0.25 IN  
MAX WIND GUST...50 MPH  
 
 
 
PETR  
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