660
WGUS53 KLOT 271805
FFWLOT
ILC031-197-272200-
/O.NEW.KLOT.FF.W.0038.260727T1805Z-260727T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHICAGO IL
105 PM CDT MON JUL 27 2026
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN COOK COUNTY IN NORTHEASTERN ILLINOIS...
CENTRAL WILL COUNTY IN NORTHEASTERN ILLINOIS...
* UNTIL 500 PM CDT.
* AT 105 PM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS PRODUCING RAINFALL RATES OF 1 TO 2 INCHES PER HOUR.
UP TO 2 INCHES OF RAIN HAVE FALLEN. FLASH FLOODING IS ONGOING OR
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...
CHICAGO, JOLIET, ORLAND PARK, TINLEY PARK, OAK LAWN, CALUMET CITY,
WOODRIDGE, CHICAGO HEIGHTS, ROSELAND, LANSING, OAK FOREST, HARVEY,
LOCKPORT, NEW LENOX, HOMER GLEN, BLUE ISLAND, DOLTON, PARK FOREST,
HOMEWOOD AND ALSIP.
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 4169 8797 4172 8791 4172 8753 4130 8753
4129 8802 4169 8804 4169 8803
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
WSL
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