870  
NWUS53 KLOT 191825  
LSRLOT  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
125 PM CDT TUE AUG 19 2025  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON  
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.  
 
..REMARKS..  
 
0930 PM FLASH FLOOD 1 WSW WHITING 41.68N 87.51W  
08/18/2025 LAKE IN LOCAL OFFICIAL  
 
MULTIPLE BASEMENTS FLOODED IN HAMMOND. TIME  
ESTIMATED BASED UPON NEARBY REPORTS. RELAYED  
VIA BROADCAST MEDIA.  
 
0930 PM FLASH FLOOD WHITING 41.69N 87.50W  
08/18/2025 LAKE IN LOCAL OFFICIAL  
 
COMBINED SEWER STORAGE FACILITY EXCEEDED  
CAPACITY AND OVERFLOWED DUE TO HEAVY  
RAINFALL. RELAYED VIA BROADCAST MEDIA. TIME  
ESTIMATED BASED UPON NEARBY REPORTS.  
 
 
 
 
 
WSL  
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