702
WGUS53 KLOT 122204
FFWLOT
ILC031-043-197-130100-
/O.NEW.KLOT.FF.W.0012.250812T2204Z-250813T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHICAGO IL
504 PM CDT TUE AUG 12 2025
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CENTRAL COOK COUNTY IN NORTHEASTERN ILLINOIS...
SOUTHEASTERN DUPAGE COUNTY IN NORTHEASTERN ILLINOIS...
NORTHERN WILL COUNTY IN NORTHEASTERN ILLINOIS...
* UNTIL 800 PM CDT.
* AT 504 PM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS PRODUCING HEAVY RAINFALL WITH RATES UP TO 2 INCHES
PER HOUR. FLOODING IS EXPECTED TO BEGIN SHORTLY AFTER THE ONSET OF
HEAVY RAINFALL.
HAZARD...FLASH FLOODING.
SOURCE...RADAR AND AUTOMATED GAUGES.
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...
CHICAGO, NAPERVILLE, CICERO, BOLINGBROOK, OAK LAWN, BERWYN, OAK
PARK, DOWNERS GROVE, ELMHURST, LOMBARD, ROMEOVILLE, WOODRIDGE,
MIDWAY AIRPORT, AUSTIN, SOUTH LAWNDALE, CHICAGO LAWN, ENGLEWOOD,
BRIDGEPORT, WEST TOWN AND CHICAGO LOOP.
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 4187 8792 4192 8761 4185 8759 4184 8759
4183 8759 4183 8758 4180 8757 4164 8790
4169 8814 4178 8815
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...2 INCHES IN 1 HOUR
WSL
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