263  
WGUS53 KMKX 190038  
FFWMKX  
WIC127-190345-  
/O.NEW.KMKX.FF.W.0018.250819T0038Z-250819T0345Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
738 PM CDT MON AUG 18 2025  
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
SOUTHERN WALWORTH COUNTY IN SOUTHEASTERN WISCONSIN...  
 
* UNTIL 1045 PM CDT.  
 
* AT 738 PM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED  
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. BETWEEN  
1 AND 2 INCHES OF RAIN HAVE FALLEN. THE EXPECTED RAINFALL RATE IS  
1 TO 2 INCHES IN 1 HOUR. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2  
INCHES ARE POSSIBLE IN THE WARNED AREA. FLASH FLOODING IS ONGOING  
OR EXPECTED TO BEGIN SHORTLY.  
 
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.  
 
SOURCE...RADAR AND AUTOMATED GAUGES.  
 
IMPACT...FLASH FLOODING OF SMALL CREEKS AND STREAMS, URBAN  
AREAS, HIGHWAYS, STREETS AND UNDERPASSES AS WELL AS  
OTHER POOR DRAINAGE AND LOW-LYING AREAS.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
LAKE GENEVA, WILLIAMS BAY, GENOA CITY, WALWORTH, FONTANA-ON-GENEVA  
LAKE, SHARON, DARIEN, COMO, PELL LAKE, POWERS LAKE, DELAVAN LAKE  
AND ALLENS GROVE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE  
DANGERS OF FLOODING.  
 

 
 
LAT...LON 4249 8878 4258 8878 4260 8873 4260 8835  
4257 8832 4249 8831  
 
FLASH FLOOD...RADAR AND GAUGE INDICATED  
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR  
 

 
 
MARQUARDT  
 
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