460
WGUS53 KLOT 190002
FFWLOT
ILC031-197-190200-
/O.NEW.KLOT.FF.W.0024.250819T0002Z-250819T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHICAGO IL
702 PM CDT MON AUG 18 2025
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTH CENTRAL COOK COUNTY IN NORTHEASTERN ILLINOIS...
NORTHWESTERN WILL COUNTY IN NORTHEASTERN ILLINOIS...
* UNTIL 900 PM CDT.
* AT 702 PM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS PRODUCING HEAVY RAIN WITH RATES OF 2 TO 3 INCHES PER
HOUR. UP TO 3 INCHES OF RAIN HAVE FALLEN NEAR LOCKPORT.
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...
JOLIET, ORLAND PARK, TINLEY PARK, ROMEOVILLE, OAK FOREST,
LOCKPORT, NEW LENOX, HOMER GLEN, MATTESON, MOKENA, FRANKFORT,
CREST HILL, MIDLOTHIAN, RICHTON PARK, CRESTWOOD, FRANKFORT SQUARE,
INGALLS PARK, ORLAND HILLS, PRESTON HEIGHTS AND FAIRMONT.
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 4164 8791 4164 8775 4147 8774 4147 8777
4146 8815 4163 8815 4164 8803
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...2-3 INCHES IN 1 HOUR
WSL
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