966
WGUS53 KLOT 170920
FFWLOT
ILC063-075-091-093-197-171215-
/O.NEW.KLOT.FF.W.0018.250817T0920Z-250817T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHICAGO IL
420 AM CDT SUN AUG 17 2025
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHERN IROQUOIS COUNTY IN EAST CENTRAL ILLINOIS...
NORTHEASTERN GRUNDY COUNTY IN NORTHEASTERN ILLINOIS...
KANKAKEE COUNTY IN NORTHEASTERN ILLINOIS...
SOUTHERN KENDALL COUNTY IN NORTHEASTERN ILLINOIS...
SOUTHWESTERN WILL COUNTY IN NORTHEASTERN ILLINOIS...
* UNTIL 715 AM CDT.
* AT 420 AM CDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
TORRENTIAL RAINFALL ACROSS MUCH OF THE WARNED AREA. BETWEEN 1 AND
2 INCHES OF RAIN HAVE FALLEN. THE EXPECTED RAINFALL RATE IS 2 TO 3
INCHES IN 1 HOUR. ADDITIONAL RAINFALL AMOUNTS OF 2 TO 3 INCHES ARE
POSSIBLE IN THE WARNED AREA. FLASH FLOODING IS ONGOING OR EXPECTED
TO BEGIN SHORTLY.
HAZARD...FLASH FLOODING.
SOURCE...RADAR.
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...
KANKAKEE, BOURBONNAIS, BRADLEY, MORRIS, CHANNAHON, MINOOKA,
MANTENO, BRAIDWOOD, WILMINGTON, COAL CITY, MOMENCE, HERSCHER,
CLIFTON, SHOREWOOD, DIAMOND, ELWOOD, LIMESTONE AND GARDNER.
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.
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 4162 8842 4134 8795 4126 8770 4101 8753
4083 8753 4094 8798 4100 8813 4111 8825
4112 8829 4145 8860 4160 8860
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...2 INCHES IN 1 HOUR
RC
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