160
FLUS43 KLOT 261911
HWOLOT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
211 PM CDT THU MAR 26 2026
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-271915-
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-
211 PM CDT THU MAR 26 2026 /311 PM EDT THU MAR 26 2026/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
DAY ONE
THIS AFTERNOON AND TONIGHT.
WEATHER HAZARDS EXPECTED...
SIGNIFICANT THUNDERSTORM RISK...WITH AN ASSOCIATED:
LEVEL 3 OF 5 LARGE HAIL RISK...POSSIBLY OVER 2 INCHES IN DIAMETER.
LEVEL 3 OF 5 DAMAGING WIND RISK...UP TO 65 MPH.
LIMITED FLOODING RISK WELL SOUTH OF I-80.
DISCUSSION...
THUNDERSTORMS WILL DEVELOP THIS AFTERNOON, AND CONTINUE THROUGH AT
LEAST MID EVENING SOUTH OF I-80. THE STRONGEST STORMS WILL BE
CAPABLE OF PRODUCING HAIL, POTENTIALLY LARGER THAN 2 INCHES IN
DIAMETER, AS WELL AS DAMAGING WIND IN EXCESS OF 60 MPH. THE
GREATEST SEVERE THREAT EXISTS GENERALLY NEAR AND SOUTH OF I-80.
THE TORNADO THREAT REMAINS LOW, AND CONFINED TO THE US-24 VICINITY
PRIOR TO 6 PM.
ADDITIONALLY, THE POTENTIAL OF REPEATED THUNDERSTORMS MOVING OVER
THE SAME AREA SOUTH OF THE KANKAKEE RIVER VALLEY LATE AFTERNOON
THROUGH THE EVENING MAY RESULT IN SOME LOCALIZED FLOODING.
DAYS TWO THROUGH SEVEN
FRIDAY THROUGH WEDNESDAY.
SATURDAY AND SUNDAY...
ELEVATED FIRE WEATHER RISKS, MAINLY WEST OF THE FOX VALLEY.
MONDAY THROUGH WEDNESDAY...
LIMITED THUNDERSTORM RISK AT TIMES.
SPOTTER INFORMATION STATEMENT
SPOTTERS WILL LIKELY BE NEEDED THIS AFTERNOON AND EVENING.
GENERAL STORM MOTION OF THE DAY:
MOVING TOWARD THE EAST AT 50 TO 60 MPH.
LMZ740>745-271915-
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-
211 PM CDT THU MAR 26 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
THIS AFTERNOON AND TONIGHT.
WEATHER HAZARDS EXPECTED...
GALE FORCE WINDS AND OR VERY HAZARDOUS WAVES.
ELEVATED THUNDERSTORM RISK...WITH AN ASSOCIATED:
LEVEL 2 OF 5 HAIL RISK...UP TO PING PONG BALL SIZE.
LEVEL 1 OF 5 THUNDERSTORM WIND GUST RISK...UP TO 50 KNOTS
DAYS TWO THROUGH SEVEN
FRIDAY THROUGH WEDNESDAY.
FRIDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
MONDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
LIMITED THUNDERSTORM RISK.
TUESDAY AND WEDNESDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
CARLAW
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