199
FLUS43 KLOT 222054
HWOLOT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
ISSUED BY NATIONAL WEATHER SERVICE LINCOLN IL
354 PM CDT TUE APR 22 2025
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-232100-
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-
354 PM CDT TUE APR 22 2025 /454 PM EDT TUE APR 22 2025/
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...WITH AN ASSOCIATED:
LEVEL 1 OF 5 DAMAGING WIND RISK...UP TO 60 MPH.
LEVEL 1 OF 5 LARGE HAIL RISK...UP TO 1 INCH IN DIAMETER.
DISCUSSION...
SCATTERED THUNDERSTORMS ARE POSSIBLE AREA WIDE LATE THIS
AFTERNOON AND TONIGHT. ONE OR TWO OF ANY OF THE STORMS THAT FORM
THIS AFTERNOON OR TONIGHT COULD BECOME SEVERE, POSING A THREAT OF
BOTH DAMAGING WINDS AND LARGE HAIL. BASED ON THE LATEST
INFORMATION, ANY SEVERE THREAT THIS AFTERNOON AND TONIGHT IS
EXPECTED TO REMAIN QUITE ISOLATED IN NATURE.
DAYS TWO THROUGH SEVEN
WEDNESDAY THROUGH MONDAY.
WEDNESDAY THROUGH FRIDAY...
LIMITED THUNDERSTORM RISK.
MONDAY AND TUESDAY...
LIMITED THUNDERSTORM RISK.
DISCUSSION...
THE BEST CHANCE FOR STORMS WILL BE IN THE NORTH ON WEDNESDAY AND
AREA-WIDE ON FRIDAY. THE BETTER CHANCE FOR SEVERE WEATHER WILL
COME EARLY NEXT WEEK. BUT PLENTY OF UNCERTAINTY REMAINS FOR THIS
PERIOD.
SPOTTER INFORMATION STATEMENT
DUE TO THE ISOLATED NATURE OF ANY SEVERE WEATHER, SPOTTER
ACTIVATION IS NOT ANTICIPATED. HOWEVER, SPOTTERS SHOULD RELAY ANY
REPORTS OF HAIL OR DAMAGING WINDS.
GENERAL STORM MOTION OF THE DAY:
MOVING TOWARD THE EAST AT 35 MPH.
LMZ740>745-232100-
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-
354 PM CDT TUE APR 22 2025
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...
LIMITED THUNDERSTORM RISK...WITH AN ASSOCIATED:
LEVEL 1 OF 5 THUNDERSTORM WIND GUST RISK...UP TO 50 KNOTS.
LEVEL 1 OF 5 HAIL RISK...UP TO 1 INCH IN DIAMETER.
DAYS TWO THROUGH SEVEN
WEDNESDAY THROUGH MONDAY.
WEDNESDAY...
LIMITED THUNDERSTORM RISK.
FRIDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
LIMITED THUNDERSTORM RISK.
SATURDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.
VISIT US AT WWW.WEATHER.GOV/CHICAGO
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page