643  
WUUS53 KMKX 181041  
SVRMKX  
WIC049-065-181130-  
/O.NEW.KMKX.SV.W.0018.250418T1041Z-250418T1130Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
541 AM CDT FRI APR 18 2025  
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
LAFAYETTE COUNTY IN SOUTH CENTRAL WISCONSIN...  
IOWA COUNTY IN SOUTH CENTRAL WISCONSIN...  
 
* UNTIL 630 AM CDT.  
 
* AT 541 AM CDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM NEAR BOSCOBEL TO 6 MILES EAST OF LANCASTER TO NEAR  
SHERRILL, MOVING EAST AT 60 MPH.  
 
HAZARD...GOLF BALL SIZE HAIL AND 60 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL  
DAMAGE TO ROOFS, SIDING, WINDOWS, AND VEHICLES. EXPECT  
WIND DAMAGE TO ROOFS, SIDING, AND TREES.  
 
* LOCATIONS IMPACTED INCLUDE...  
CALAMINE, LAMONT, BELMONT, DARLINGTON, RIDGEWAY, REWEY, FAYETTE,  
WIOTA, AVOCA, YELLOWSTONE LAKE ST PARK, BLACKHAWK LAKE REC AREA,  
LINDEN, WALDWICK, ARGYLE, HIGHLAND, PLATTE MOUNDS, BARNEVELD,  
ORION, COBB, AND ARENA.  
 
OTHER LANDMARKS INCLUDED ARE THE FOLLOWING LOCATIONS HYDE'S MILL, THE  
HOUSE ON THE ROCK, AND IOWA-GRANT SCHOOL.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
THESE STORMS ARE PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A  
STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!  
 
 
 
LAT...LON 4320 9043 4321 9029 4319 9028 4320 9027  
4316 9018 4317 9016 4316 9009 4315 9006  
4319 9001 4319 8990 4321 8984 4262 8984  
4262 9042  
TIME...MOT...LOC 1041Z 256DEG 50KT 4309 9062 4284 9058 4264 9072  
 
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.75 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 
 
 
WOOD  
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