720
FLUS43 KLOT 210420
HWOLOT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1020 PM CST TUE JAN 20 2026
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-220430-
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-
1020 PM CST TUE JAN 20 2026 /1120 PM EST TUE JAN 20 2026/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
DAY ONE
TONIGHT.
WEATHER HAZARDS EXPECTED...
ELEVATED SNOW RISK.
DISCUSSION...
ACCUMULATING SNOW WILL LEAD TO HAZARDOUS TRAVEL TONIGHT THROUGH
EARLY WEDNESDAY MORNING, ESPECIALLY FOR AREAS ALONG AND NORTH OF
INTERSTATE 80.
EXTENSIVE ICE COVER ON AREA RIVERS MAY CAUSE LOCALIZED ICE JAM
FLOODING.
DAYS TWO THROUGH SEVEN
WEDNESDAY THROUGH MONDAY.
WEDNESDAY MORNING...
LIMITED SNOW RISK.
WEDNESDAY NIGHT...
LIMITED SNOW RISK IN THE EVENING.
LIMITED NON-THUNDERSTORM WIND RISK.
THURSDAY NIGHT THROUGH SATURDAY...
ELEVATED TO SIGNIFICANT EXCESSIVE COLD RISK.
SUNDAY AND MONDAY...
LIMITED EXCESSIVE COLD RISK.
DISCUSSION...
HAZARDOUS TRAVEL CONDITIONS MAY CONTINUE FOR PART OF THE
WEDNESDAY MORNING COMMUTE DUE TO SNOW COVERED ROADS.
GUSTY SNOW SHOWERS MAY RESULT IN HAZARDOUS TRAVEL CONDITIONS
WEDNESDAY EVENING. STRONG WEST WINDS TO 35 MPH MAY LEAD TO PATCHY
BLOWING SNOW THROUGH WEDNESDAY NIGHT.
BITTERLY COLD TEMPERATURES ARE EXPECTED THURSDAY NIGHT THROUGH
EARLY NEXT WEEK.
EXTENSIVE ICE COVER ON AREA RIVERS MAY CAUSE LOCALIZED ICE JAM
FLOODING.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.
LMZ740>745-220430-
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-
1020 PM CST TUE JAN 20 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...
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
DAYS TWO THROUGH SEVEN
WEDNESDAY THROUGH MONDAY.
WEDNESDAY NIGHT...
GALE FORCE WINDS AND VERY HAZARDOUS WAVES.
ELEVATED FREEZING SPRAY RISK INDIANA NEARSHORE.
THURSDAY THROUGH SATURDAY...
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY AT TIMES.
SIGNIFICANT FREEZING SPRAY RISK INDIANA NEARSHORE.
OGOREK
VISIT US AT WWW.WEATHER.GOV/CHICAGO
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page