777  
WGUS73 KLOT 190619  
FFSLOT  
 
FLASH FLOOD STATEMENT  
NATIONAL WEATHER SERVICE CHICAGO IL  
119 AM CDT TUE AUG 19 2025  
 
INC089-190730-  
/O.CON.KLOT.FF.W.0034.000000T0000Z-250819T0730Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
LAKE IN IN-  
119 AM CDT TUE AUG 19 2025  
 
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 230 AM CDT EARLY THIS  
MORNING FOR NORTHERN LAKE IN COUNTY...  
 
AT 119 AM CDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY  
RAIN ACROSS THE WARNED AREA. THE EXPECTED RAINFALL RATE IS 2 TO 3  
INCHES IN 1 HOUR. THIS WILL CAUSE RAPID FLASH FLOODING ACROSS THE  
WARNED AREA.  
 
HAZARD...FLASH FLOODING.  
 
SOURCE...RADAR.  
 
IMPACT...RAPID-ONSET FLOODING OF CREEKS, STREAMS, DRAINAGE  
DITCHES, STREETS, UNDERPASSES, LOW-LYING AREAS, AND  
OTHER POOR DRAINAGE AREAS.  
 
SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
HAMMOND, GARY, EAST CHICAGO, HIGHLAND, MUNSTER, GRIFFITH, LAKE  
STATION AND WHITING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FLASH FLOOD WARNING MEANS RAPID-ONSET FLOODING IS IMMINENT OR MAY  
ALREADY BE OCCURRING. PERSONS ALONG CREEKS, DRAINAGE DITCHES, AND  
OTHER WATERWAYS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE  
AND PROPERTY.  
 

 
 
LAT...LON 4170 8749 4169 8746 4170 8743 4169 8741  
4168 8739 4166 8740 4165 8737 4163 8728  
4164 8722 4160 8725 4157 8733 4154 8752  
4171 8752 4172 8750  
 
FLASH FLOOD...RADAR INDICATED  
EXPECTED RAINFALL RATE...2-3 INCHES IN 1 HOUR  
 

 
 
BORCHARDT  
 
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