056
WWUS63 KLOT 181503
WCNLOT
WATCH COUNTY NOTIFICATION FOR WATCH 220
NATIONAL WEATHER SERVICE CHICAGO IL
1003 AM CDT MON MAY 18 2026
ILC031-043-053-063-075-091-093-105-197-INC007-073-089-111-127-
182200-
/O.NEW.KLOT.SV.A.0220.260518T1505Z-260518T2200Z/
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
220 IN EFFECT UNTIL 5 PM CDT /6 PM EDT/ THIS AFTERNOON FOR THE
FOLLOWING AREAS
IN ILLINOIS THIS WATCH INCLUDES 9 COUNTIES
IN CENTRAL ILLINOIS
LIVINGSTON
IN EAST CENTRAL ILLINOIS
FORD IROQUOIS
IN NORTHEAST ILLINOIS
COOK DUPAGE GRUNDY
KANKAKEE KENDALL WILL
IN INDIANA THIS WATCH INCLUDES 5 COUNTIES
IN NORTHWEST INDIANA
BENTON JASPER LAKE IN
NEWTON PORTER
THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS,
CAROL STREAM, CHESTERTON, CHICAGO, COAL CITY, DEMOTTE,
DOWNERS GROVE, DWIGHT, EVANSTON, FAIRBURY, FOWLER, GARY,
GIBSON CITY, GILMAN, HAMMOND, JOLIET, KANKAKEE, KENTLAND, LEMONT,
LOMBARD, MERRILLVILLE, MINOOKA, MOROCCO, MORRIS, NAPERVILLE,
OAK LAWN, ORLAND PARK, OSWEGO, OXFORD, PARK FOREST, PAXTON,
PLANO, PONTIAC, PORTAGE, RENSSELAER, ROSELAWN, SCHAUMBURG,
VALPARAISO, WATSEKA, WHEATON, WILMINGTON, AND YORKVILLE.
LMZ740>745-779-182200-
/O.NEW.KLOT.SV.A.0220.260518T1505Z-260518T2200Z/
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
220 IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON FOR THE FOLLOWING
AREAS
THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS
WINTHROP HARBOR TO WILMETTE HARBOR IL
WILMETTE HARBOR TO NORTHERLY ISLAND IL
NORTHERLY ISLAND TO CALUMET HARBOR IL
CALUMET HARBOR IL TO GARY IN
GARY TO BURNS HARBOR IN
BURNS HARBOR TO MICHIGAN CITY IN
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5NM
OFFSHORE TO MID LAKE
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page