624
WGUS53 KLOT 170732
FFWLOT
ILC031-043-INC089-170930-
/O.NEW.KLOT.FF.W.0015.250817T0732Z-250817T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHICAGO IL
232 AM CDT SUN AUG 17 2025
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN COOK COUNTY IN NORTHEASTERN ILLINOIS...
DUPAGE COUNTY IN NORTHEASTERN ILLINOIS...
NORTHERN LAKE IN COUNTY IN NORTHWESTERN INDIANA...
* UNTIL 430 AM CDT.
* AT 232 AM CDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS ONGOING OR
EXPECTED TO BEGIN SHORTLY.
HAZARD...FLASH FLOODING.
SOURCE...AUTOMATED RAIN GAUGES INDICATE BETWEEN 1 AND 3 INCHES
OF RAIN HAVE FALLEN IN THE PAST 3 HOURS. AN ADDITIONAL
1 TO 3 INCHES OF RAIN MAY FALL IN THE NEXT 3 HOURS.
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, HAMMOND, GARY, ARLINGTON HEIGHTS,
SCHAUMBURG, DES PLAINES, ORLAND PARK, TINLEY PARK, OAK LAWN,
BERWYN, MOUNT PROSPECT, WHEATON, OAK PARK, DOWNERS GROVE,
ELMHURST, LOMBARD, BARTLETT AND OHARE AIRPORT.
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 4195 8818 4205 8795 4187 8762 4171 8752
4166 8744 4162 8737 4162 8722 4143 8722
4147 8753 4169 8795 4177 8810
FLASH FLOOD...RADAR INDICATED
BORCHARDT
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