047
FZUS53 KLOT 212141
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
341 PM CST WED JAN 21 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS, WHICH
IS THE AVERAGE OF THE HIGHEST 1/3 OF THE WAVES, ALONG WITH THE
AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES WHICH WILL
OCCASIONALLY BE ENCOUNTERED.
LMZ740>743-220415-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
341 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CST THIS EVENING
...GALE WARNING IN EFFECT FROM 7 PM CST THIS EVENING THROUGH LATE
TONIGHT...
LATE THIS AFTERNOON
SOUTHWEST WINDS 20 TO 25 KT. MOSTLY
CLOUDY. WAVES 1 TO 2 FT.
TONIGHT
WEST GALES TO 40 KT. NUMEROUS SNOW SHOWERS IN THE
EVENING. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.
THURSDAY
WEST WINDS 20 TO 25 KT INCREASING TO 30 KT. SLIGHT
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. WAVES 1 TO 3 FT.
THURSDAY NIGHT
NORTHWEST WINDS TO 30 KT. PARTLY CLOUDY IN THE
EVENING, THEN BECOMING MOSTLY CLOUDY. WAVES 2 TO 4 FT.
FRIDAY
NORTHWEST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT.
SLIGHT CHANCE OF SNOW SHOWERS. WAVES 2 TO 4 FT.
WAVE HEIGHTS ARE FOR ICE FREE AREAS.
LMZ744-745-220415-
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-
341 PM CST WED JAN 21 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CST THIS EVENING
...GALE WARNING IN EFFECT FROM 7 PM CST THIS EVENING THROUGH LATE
TONIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM MIDNIGHT CST
TONIGHT THROUGH THURSDAY MORNING...
LATE THIS AFTERNOON
WEST WINDS 20 TO 25 KT. MOSTLY CLOUDY.
WAVES 1 TO 3 FT.
TONIGHT
WEST GALES TO 40 KT. NUMEROUS SNOW SHOWERS IN THE
EVENING. FREEZING SPRAY AFTER MIDNIGHT. WAVES 2 TO 4 FT BUILDING
TO 6 TO 9 FT OCCASIONALLY TO 12 FT.
THURSDAY
WEST WINDS 20 TO 25 KT INCREASING TO 30 KT. FREEZING
SPRAY IN THE MORNING. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT
SUBSIDING TO 3 TO 5 FT.
THURSDAY NIGHT
WEST WINDS TO 30 KT BECOMING NORTHWEST.
FREEZING SPRAY. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT BUILDING TO 5
TO 8 FT OCCASIONALLY TO 10 FT.
FRIDAY
NORTHWEST TO 30 KT. HEAVY FREEZING SPRAY. CHANCE OF
SNOW SHOWERS. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 4
TO 7 FT OCCASIONALLY TO 9 FT.
WAVE HEIGHTS ARE FOR ICE FREE AREAS.
KJB
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