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WWUS63 KLOT 182246
WCNLOT
WATCH COUNTY NOTIFICATION FOR WATCH 599
NATIONAL WEATHER SERVICE CHICAGO IL
546 PM CDT MON AUG 18 2025
ILC031-043-097-197-190000-
/O.CAN.KLOT.SV.A.0599.000000T0000Z-250818T2300Z/
THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 599 FOR THE FOLLOWING AREAS
IN ILLINOIS THIS CANCELS 4 COUNTIES
IN NORTHEAST ILLINOIS
COOK DUPAGE LAKE IL
WILL
THIS INCLUDES THE CITIES OF BOLINGBROOK, BUFFALO GROVE,
CAROL STREAM, CHICAGO, DOWNERS GROVE, EVANSTON, GURNEE, JOLIET,
LEMONT, LOMBARD, MUNDELEIN, NAPERVILLE, OAK LAWN, ORLAND PARK,
PARK FOREST, SCHAUMBURG, WAUKEGAN, WHEATON, AND WILMINGTON.
LMZ740>742-777-779-190000-
/O.CAN.KLOT.SV.A.0599.000000T0000Z-250818T2300Z/
THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 599 FOR THE FOLLOWING AREAS
THIS CANCELS THE FOLLOWING ADJACENT COASTAL WATERS
WINTHROP HARBOR TO WILMETTE HARBOR IL
WILMETTE HARBOR TO NORTHERLY ISLAND IL
NORTHERLY ISLAND TO CALUMET HARBOR IL
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM
OFFSHORE TO MID LAKE
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5NM
OFFSHORE TO MID LAKE
ILC007-037-063-089-093-099-103-111-141-201-190100-
/O.EXT.KLOT.SV.A.0599.000000T0000Z-250819T0100Z/
SEVERE THUNDERSTORM WATCH 599, PREVIOUSLY IN EFFECT UNTIL 6 PM
CDT THIS EVENING, IS NOW IN EFFECT UNTIL 8 PM CDT THIS EVENING
FOR THE FOLLOWING AREAS
IN ILLINOIS THIS WATCH INCLUDES 10 COUNTIES
IN NORTH CENTRAL ILLINOIS
BOONE DE KALB LA SALLE
LEE OGLE WINNEBAGO
IN NORTHEAST ILLINOIS
GRUNDY KANE KENDALL
MCHENRY
THIS INCLUDES THE CITIES OF ALGONQUIN, AURORA, BELVIDERE, BYRON,
COAL CITY, CRYSTAL LAKE, DEKALB, DIXON, ELGIN, LA SALLE,
MARSEILLES, MCHENRY, MENDOTA, MINOOKA, MORRIS, OREGON, OSWEGO,
OTTAWA, PLANO, ROCHELLE, ROCKFORD, STREATOR, SYCAMORE, WOODSTOCK,
AND YORKVILLE.
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