308
FZUS53 KLOT 310820
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
320 AM CDT SUN MAY 31 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>742-311530-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
320 AM CDT SUN MAY 31 2026
TODAY
EAST WINDS 5 TO 15 KT BECOMING NORTHEAST LATE. PARTLY
CLOUDY IN THE MORNING, THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2
FT.
TONIGHT
NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH. A CHANCE
OF SPRINKLES OVERNIGHT. WAVES 1 TO 2 FT.
MONDAY
NORTH WINDS 10 TO 15 KT. MOSTLY CLOUDY. WAVES 1 TO
2 FT.
MONDAY NIGHT
NORTH WINDS 10 TO 15 KT BECOMING NORTHEAST
OVERNIGHT. PARTLY CLOUDY IN THE EVENING THEN CLEARING. WAVES 1 TO
3 FT BUILDING TO 2 TO 4 FT.
LMZ743>745-311530-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
320 AM CDT SUN MAY 31 2026
TODAY
EAST WINDS 5 TO 15 KT BECOMING NORTHEAST LATE. PARTLY
CLOUDY. WAVES 1 TO 3 FT.
TONIGHT
NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH. A CHANCE
OF SPRINKLES OVERNIGHT. WAVES 1 TO 2 FT.
MONDAY
NORTH WINDS 10 TO 15 KT. MOSTLY CLOUDY. WAVES 1 TO
2 FT.
MONDAY NIGHT
NORTH WINDS 10 TO 15 KT BECOMING NORTHEAST
OVERNIGHT. PARTLY CLOUDY IN THE EVENING THEN CLEARING. WAVES 1 TO
3 FT.
DOOM
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