390
WGUS83 KLOT 220152
FLSLOT
FLOOD ADVISORY
NATIONAL WEATHER SERVICE CHICAGO IL
852 PM CDT SUN JUN 21 2026
ILC031-INC089-220400-
/O.CON.KLOT.FA.Y.0045.000000T0000Z-260622T0400Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COOK IL-LAKE IN IN-
852 PM CDT SUN JUN 21 2026
..FLOOD ADVISORY REMAINS IN EFFECT UNTIL 11 PM CDT THIS EVENING
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES.
* WHERE...PORTIONS OF SOUTHERN COOK AND NORTHERN LAKE, IN COUNTIES,
INCLUDING THE I-80/90/94 CORRIDORS.
* WHEN...UNTIL 1100 PM CDT.
* IMPACTS...CREEKS AND STREAMS MAY RISE OUT OF THEIR BANKS. FLOODING
MAY OCCUR IN POOR DRAINAGE AND URBAN AREAS. UNDERPASSES MAY BE
FLOODED.
* ADDITIONAL DETAILS...
- AT 848 PM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES
INDICATE BETWEEN 1.5 AND 2 INCHES OF RAIN HAVE FALLEN OVER
THE PAST FEW HOURS DUE TO PERSISTENT, STEADY RAINFALL.
- ADDITIONAL RAINFALL AMOUNTS UP TO 1 INCH ARE EXPECTED OVER
THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR FLOODING.
SEVERAL AREA CREEKS AND STREAMS ARE AT BANKFULL OR RISING TO
NEAR MINOR FLOOD STAGE.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CHICAGO, HAMMOND, GARY, TINLEY PARK, CALUMET CITY, PORTAGE,
MERRILLVILLE, CHICAGO HEIGHTS, ROSELAND, EAST CHICAGO,
SCHERERVILLE, HOBART, LANSING, OAK FOREST, HARVEY, HIGHLAND,
BLUE ISLAND, MUNSTER, DOLTON AND PARK FOREST.
- 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.
LAT...LON 4164 8778 4172 8751 4169 8746 4170 8744
4169 8740 4167 8739 4166 8740 4165 8737
4163 8728 4164 8723 4163 8721 4162 8722
4148 8722 4147 8779
CARLAW
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