362
WGUS53 KLOT 182301
FFWLOT
ILC037-103-190200-
/O.NEW.KLOT.FF.W.0022.250818T2301Z-250819T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHICAGO IL
601 PM CDT MON AUG 18 2025
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN DE KALB COUNTY IN NORTH CENTRAL ILLINOIS...
SOUTHEASTERN LEE COUNTY IN NORTH CENTRAL ILLINOIS...
* UNTIL 900 PM CDT.
* AT 601 PM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA WITH
RATES UP TO 2-3 INCHES PER HOUR. THUNDERSTORMS ARE CONTINUING TO
DEVELOP ACROSS THE SAME AREAS, WITH UP TO 3.5 INCHES OF RAIN SO
FAR NEAR WEST BROOKLYN, COMPTON, AND PAW PAW. ADDITIONAL RAINFALL
AMOUNTS UP TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA. FLOOD
SEVERITY IS EXPECTED TO WORSEN SHORTLY.
HAZARD...SIGNIFICANT FLASH FLOODING.
SOURCE...RADAR AND AUTOMATED GAUGES.
IMPACT...RAPID-ONSET, SIGNIFICANT FLOODING OF CREEKS, STREAMS,
DRAINAGE DITCHES, LOW-LYING AREAS, AND POOR DRAINAGE
AREAS. WIDESPREAD STREET AND UNDERPASS FLOODING.
POSSIBLE FLOODING OF STRUCTURES. POSSIBLE FLOODING OF
HIGHWAYS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
SHABBONA, WATERMAN, PAW PAW, SUBLETTE, WOODHAVEN LAKES, LEE,
COMPTON AND WEST BROOKLYN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 4164 8929 4170 8930 4179 8920 4179 8904
4180 8875 4163 8874 4163 8880 4163 8881
4163 8884 4163 8886 4163 8887 4163 8917
FLASH FLOOD...RADAR AND GAUGE INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL RATE...2-3 INCHES IN 1 HOUR
WSL
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