583
FLUS43 KLOT 241917
HWOLOT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
217 PM CDT WED JUN 24 2026
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-251930-
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-
LA SALLE-KENDALL-GRUNDY-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-
NORTHERN COOK-CENTRAL COOK-SOUTHERN COOK-NORTHERN WILL-
SOUTHERN WILL-EASTERN WILL-LAKE IN-PORTER-NEWTON-JASPER-BENTON-
217 PM CDT WED JUN 24 2026 /317 PM EDT WED JUN 24 2026/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
DAY ONE
TONIGHT.
WEATHER HAZARDS EXPECTED...
ELEVATED THUNDERSTORM RISK...WITH AN ASSOCIATED:
LEVEL 2 OF 5 DAMAGING WIND RISK...UP TO 60 MPH.
LEVEL 2 OF 5 LARGE HAIL RISK...UP TO PING PONG BALL SIZE.
DISCUSSION...
SCATTERED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND EVENING.
A COUPLE OF THE STORMS COULD BECOME SEVERE WITH LARGE HAIL AND
DAMAGING WINDS THE PRIMARY THREAT.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY.
FRIDAY...
LIMITED THUNDERSTORM RISK SOUTH OF I-80.
SATURDAY NIGHT AND SUNDAY MORNING...
LIMITED THUNDERSTORM RISK.
MONDAY...
ELEVATED EXCESSIVE HEAT RISK.
TUESDAY...
LIMITED THUNDERSTORM RISK.
ELEVATED EXCESSIVE HEAT RISK.
SPOTTER INFORMATION STATEMENT
SPOTTERS MAY BE NEEDED THROUGH THIS EVENING.
GENERAL STORM MOTION OF THE DAY:
MOVING TOWARD THE SOUTHEAST 30 MPH, ISOLATED STORMS MAY MOVE
NORTHEAST UP TO 40 MPH.
LMZ740>745-251930-
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-
217 PM CDT WED JUN 24 2026
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE ILLINOIS
NEARSHORE WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE
WATERS OF LAKE MICHIGAN.
DAY ONE
TONIGHT.
WEATHER HAZARDS EXPECTED...
ELEVATED THUNDERSTORM RISK...WITH AN ASSOCIATED:
LEVEL 2 OF 5 THUNDERSTORM WIND GUST RISK...UP TO 50 KNOTS.
LEVEL 2 OF 5 HAIL RISK...UP TO PING PONG BALL SIZE.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY.
SATURDAY NIGHT INTO SUNDAY MORNING...
LIMITED THUNDERSTORM RISK.
TUESDAY...
LIMITED THUNDERSTORM RISK.
- IZZI
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