373  
WWUS53 KMKX 181058  
SVSMKX  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
558 AM CDT FRI APR 18 2025  
 
WIC021-025-049-111-181130-  
/O.CON.KMKX.SV.W.0017.000000T0000Z-250418T1130Z/  
IOWA WI-COLUMBIA WI-DANE WI-SAUK WI-  
558 AM CDT FRI APR 18 2025  
 
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 AM CDT  
FOR NORTHEASTERN IOWA...COLUMBIA...NORTHERN DANE AND SOUTHEASTERN  
SAUK COUNTIES...  
 
AT 558 AM CDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR DEFOREST, OR 7  
MILES NORTH OF WINDSOR, MOVING EAST AT 55 MPH.  
 
HAZARD...PING PONG BALL SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT DAMAGE  
TO ROOFS, SIDING, WINDOWS, AND VEHICLES.  
 
LOCATIONS IMPACTED INCLUDE...  
WYOCENA, WINDSOR, HARMONY GROVE, LAKE WISCONSIN, MORRISONVILLE, LODI,  
BLUFFVIEW, PRAIRIE DU SAC, SAUK CITY, FALL RIVER, TOKEN CREEK, SUN  
PRAIRIE, OTSEGO, MAZOMANIE, ARLINGTON, DOYLESTOWN, DEANSVILLE, EAST  
BRISTOL, WAUNAKEE, AND MARSHALL.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
THIS STORM IS PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY  
STRUCTURE AND STAY AWAY FROM WINDOWS.  
 

 
 
LAT...LON 4340 9005 4355 8901 4309 8901 4312 9005  
TIME...MOT...LOC 1058Z 266DEG 50KT 4332 8935  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.50 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...<50 MPH  
 

 
 
WOOD  
 
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