115
WGUS73 KLOT 171045
FFSLOT
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHICAGO IL
545 AM CDT SUN AUG 17 2025
ILC089-093-197-171115-
/O.CON.KLOT.FF.W.0017.000000T0000Z-250817T1115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KANE IL-KENDALL IL-WILL IL-
545 AM CDT SUN AUG 17 2025
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 615 AM CDT THIS
MORNING FOR SOUTH CENTRAL KANE, NORTHEASTERN KENDALL AND WEST
CENTRAL WILL COUNTIES...
AT 545 AM CDT, DOPPLER RADAR INDICATED THAT THE HEAVIEST RAIN HAS
ENDED ACROSS THE WARNED AREA, LIKELY ALLOWING FOR SOME IMPROVEMENT.
HOWEVER, RADAR AUTOMATED RAIN GAUGES INDICATE THAT BETWEEN 3 AND 5
INCHES OF RAIN HAVE FALLEN. DUE TO RUNOFF FROM THE INTENSE RAINFALL
OVERNIGHT, FLASH FLOODING IS LIKELY ONGOING ACROSS THE WARNED AREA.
THE EXPECTED ADDITIONAL RAINFALL RATE IS 0.5 INCHES IN 30 MINUTES
FROM SCATTERED THUNDERSTORMS MOVING INTO THE WARNED AREA.
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, JOLIET, FAR SOUTHWEST NAPERVILLE, BOLINGBROOK, ROMEOVILLE,
PLAINFIELD, OSWEGO, LOCKPORT, YORKVILLE, CREST HILL, MONTGOMERY,
SHOREWOOD, SUGAR GROVE, BOULDER HILL, FAIRMONT, ROCKDALE, CRYSTAL
LAWNS AND BRISTOL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS RAPID-ONSET FLOODING IS IMMINENT OR
ALREADY 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 4179 8843 4169 8826 4156 8803 4148 8811
4156 8826 4171 8852
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...0.5 INCHES IN 30 MINUTES
RC
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