261
WGUS83 KLOT 200848
FLSLOT
FLOOD ADVISORY
NATIONAL WEATHER SERVICE CHICAGO IL
348 AM CDT SUN SEP 20 2026
ILC031-043-089-093-197-201300-
/O.NEW.KLOT.FA.Y.0122.260920T0848Z-260920T1300Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COOK IL-DUPAGE IL-KANE IL-KENDALL IL-WILL IL-
348 AM CDT SUN SEP 20 2026
..FLOOD ADVISORY IN EFFECT UNTIL 8 AM CDT THIS MORNING
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.
* WHERE...COOK COUNTY IN NORTHEASTERN ILLINOIS...
DUPAGE COUNTY IN NORTHEASTERN ILLINOIS...
SOUTHERN KANE COUNTY IN NORTHEASTERN ILLINOIS...
KENDALL COUNTY IN NORTHEASTERN ILLINOIS...
NORTHERN WILL COUNTY IN NORTHEASTERN ILLINOIS...
* WHEN...UNTIL 800 AM CDT.
* IMPACTS...CREEKS AND STREAMS MAY RISE OUT OF THEIR BANKS. FLOODING
MAY OCCUR IN POOR DRAINAGE AND URBAN AREAS.
* ADDITIONAL DETAILS...
- AT 347 AM CDT, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. MINOR FLOODING IS ONGOING OR EXPECTED TO BEGIN
SHORTLY IN THE ADVISORY AREA. UP TO 2 INCHES OF RAIN HAVE FALLEN.
- ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE EXPECTED OVER
THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR FLOODING.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CHICAGO, AURORA, JOLIET, NAPERVILLE, CICERO, BOLINGBROOK, ORLAND
PARK, TINLEY PARK, OAK LAWN, BERWYN, WHEATON, OAK PARK, DOWNERS
GROVE, ELMHURST, LOMBARD, BARTLETT, OHARE AIRPORT, CAROL STREAM
AND ROMEOVILLE.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLOOD ADVISORY MEANS MINOR FLOODING ALONG WATERWAYS AND OTHER POOR
DRAINAGE AREAS IS IMMINENT OR MAY ALREADY BE OCCURRING. PERSONS IN
THE ADVISORY AREA SHOULD USE CAUTION AND AVOID FLOOD WATERS.
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 4191 8860 4199 8827 4201 8765 4198 8764
4197 8763 4195 8763 4193 8762 4190 8759
4188 8759 4188 8761 4187 8760 4185 8760
4177 8755 4175 8752 4147 8753 4146 8860
PETR
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page