561  
WWUS83 KMKX 181739  
SPSMKX  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
1239 PM CDT MON AUG 18 2025  
 
WIZ069-070-181830-  
WALWORTH WI-ROCK WI-  
1239 PM CDT MON AUG 18 2025  
 
...STRONG THUNDERSTORMS WILL IMPACT WESTERN WALWORTH AND EASTERN ROCK  
COUNTIES THROUGH 130 PM CDT...  
 
AT 1239 PM CDT, DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG  
A LINE EXTENDING FROM NEAR LAKE KOSHKONONG TO NEAR ROCKTON. MOVEMENT  
WAS EAST AT 30 MPH.  
 
HAZARD...WIND GUSTS UP TO 50 MPH.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS.  
 
LOCATIONS IMPACTED INCLUDE...  
JANESVILLE, BELOIT, WHITEWATER, ELKHORN, DELAVAN, MILTON, WILLIAMS  
BAY, WALWORTH, CLINTON, FONTANA-ON-GENEVA LAKE, SHARON, DARIEN, LAKE  
KOSHKONONG, RICHMOND, LA GRANGE, TIFFANY, MILLARD, AVALON, DELAVAN  
LAKE, AND FOXHOLLOW.  
 
THIS INCLUDES THE FOLLOWING HIGHWAYS...  
INTERSTATE 39/90 BETWEEN MILE MARKERS 165 AND 187.  
WISCONSIN HIGHWAY 26 BETWEEN MILE MARKERS 6 AND 13.  
INTERSTATE 43 BETWEEN MILE MARKERS 0 AND 25.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FOR  
SOUTH CENTRAL AND SOUTHEASTERN WISCONSIN.  
 

 
 
LAT...LON 4250 8923 4285 8899 4284 8854 4249 8854  
TIME...MOT...LOC 1739Z 276DEG 27KT 4286 8889 4249 8914  
 
MAX HAIL SIZE...0.00 IN  
MAX WIND GUST...50 MPH  
 

 
 
CMILLER  
 
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