230
WGUS53 KLOT 190103
FFWLOT
ILC043-190215-
/O.EXT.KLOT.FF.W.0021.000000T0000Z-250819T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHICAGO IL
803 PM CDT MON AUG 18 2025
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
SOUTHERN DUPAGE COUNTY IN NORTHEASTERN ILLINOIS...
* UNTIL 915 PM CDT.
* AT 803 PM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS WITH RAINFALL RATES OF 1 TO 2 INCHES PER HOUR MOVING
INTO THE WARNED AREA. ADDITIONAL RAINFALL AMOUNTS UP TO 1 INCH ARE
POSSIBLE. NEW FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
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...
AURORA, NAPERVILLE, BOLINGBROOK, WHEATON, DOWNERS GROVE, LOMBARD,
WOODRIDGE, GLEN ELLYN, HINSDALE, LEMONT, BURR RIDGE, OAK BROOK,
WESTMONT, LISLE, DARIEN, WARRENVILLE, WILLOWBROOK AND CLARENDON
HILLS.
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 4173 8826 4184 8826 4184 8792 4172 8792
4169 8797 4169 8803 4170 8803 4171 8803
4173 8803
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
WSL
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