587
FZUS53 KLOT 080246
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
946 PM CDT THU MAY 7 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>742-080930-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
946 PM CDT THU MAY 7 2026
REST OF TONIGHT
SOUTH WINDS 5 TO 10 KT BECOMING WEST LATE.
MOSTLY CLEAR. WAVES 1 TO 2 FT.
FRIDAY
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHEAST IN THE
AFTERNOON. PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. WAVES 1 TO 2 FT.
FRIDAY NIGHT
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST
OVERNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FT.
SATURDAY
SOUTHWEST WINDS 15 TO 20 KT BECOMING WEST IN THE
AFTERNOON. PARTLY CLOUDY. WAVES 1 TO 3 FT.
LMZ743>745-080930-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
946 PM CDT THU MAY 7 2026
REST OF TONIGHT
SOUTH WINDS 5 TO 10 KT BECOMING WEST LATE.
PARTLY CLOUDY LATE IN THE EVENING, THEN BECOMING MOSTLY CLEAR.
WAVES 1 TO 2 FT.
FRIDAY
SOUTHWEST WINDS 5 TO 10 KT BECOMING SOUTHEAST IN THE
AFTERNOON. MOSTLY CLOUDY. WAVES AROUND 1 FT.
FRIDAY NIGHT
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST.
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING PARTLY CLOUDY. WAVES
1 TO 2 FT.
SATURDAY
SOUTHWEST WINDS 15 TO 20 KT BECOMING WEST IN THE
AFTERNOON. PARTLY CLOUDY. WAVES 1 TO 3 FT.
YACK
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