058
FLUS43 KLOT 260234
HWOLOT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
934 PM CDT WED MAR 25 2026
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-270245-
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-
934 PM CDT WED MAR 25 2026 /1034 PM EDT WED MAR 25 2026/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
DAY ONE
TONIGHT.
WEATHER HAZARDS EXPECTED...
LIMITED THUNDERSTORM RISK WELL SOUTH OF I-80.
DISCUSSION...
THERE IS ABOUT A 30% CHANCE FOR STORMS TONIGHT IN AREAS NEAR AND
SOUTH OF THE KANKAKEE RIVER. BRIEF DOWNPOURS AND SMALL HAIL MAY
OCCUR WITH THE STRONGEST STORMS.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY.
THURSDAY...
SIGNIFICANT THUNDERSTORM RISK...WITH AN ASSOCIATED:
LEVEL 3 OF 5 SEVERE THUNDERSTORM RISK.
LIMITED FLOODING RISK.
SUNDAY...
ELEVATED FIRE WEATHER RISK.
MONDAY AND TUESDAY...
LIMITED THUNDERSTORM RISK.
DISCUSSION...
THUNDERSTORMS WILL LIKELY DEVELOP THURSDAY AFTERNOON AND WILL
LINGER THROUGH THE EVENING HOURS THURSDAY, ESPECIALLY WELL SOUTH
OF I-80. CONDITIONS APPEAR FAVORABLE FOR SEVERE THUNDERSTORMS
CAPABLE OF PRODUCING HAIL POTENTIALLY LARGER THAN 2 INCHES IN
DIAMETER. IN ADDITION, THERE WILL BE SOME THREAT FOR LOCALLY
DAMAGING WINDS IN EXCESS OF 60 MPH. WHILE A LOWER THREAT, THERE
IS A POTENTIAL FOR A FEW TORNADOES MAINLY NEAR AND SOUTH OF A
STREATOR TO RENSSELAER LINE.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT, BUT
WILL BE NEEDED THURSDAY AFTERNOON AND EVENING.
GENERAL STORM MOTION OF THE DAY:
MOVING TOWARD THE EAST SOUTHEAST AT 30 MPH.
LMZ740>745-270245-
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-
934 PM CDT WED MAR 25 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.
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
DAYS TWO THROUGH SEVEN
THURSDAY THROUGH TUESDAY.
THURSDAY...
GALE FORCE WINDS AND VERY HAZARDOUS WAVES.
SIGNIFICANT THUNDERSTORM RISK...WITH AN ASSOCIATED:
LEVEL 3 OF 5 SEVERE THUNDERSTORM RISK.
LIMITED FOG RISK.
FRIDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
MONDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
LIMITED THUNDERSTORM RISK.
TUESDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
OGOREK
VISIT US AT WWW.WEATHER.GOV/CHICAGO
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page