518
FZUS53 KLOT 300846
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
346 AM CDT THU OCT 30 2025
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>743-301545-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
346 AM CDT THU OCT 30 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
NORTHEAST WINDS WINDS 15 TO 25 KT BECOMING NORTH LATE IN
THE MORNING. PARTLY CLOUDY. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT
SUBSIDING TO 3 TO 6 FT OCCASIONALLY TO 8 FT IN THE AFTERNOON.
TONIGHT
NORTH WINDS 15 TO 20 KT BECOMING NORTHWEST OVERNIGHT.
MOSTLY CLOUDY. WAVES 3 TO 6 FT SUBSIDING TO 2 TO 4 FT.
FRIDAY
WEST WINDS 10 TO 20 KT. PARTLY CLOUDY. WAVES 2 TO 4 FT
SUBSIDING TO 1 TO 3 FT.
FRIDAY NIGHT
NORTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS.
WAVES 1 TO 3 FT.
LMZ744-745-301545-
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-
346 AM CDT THU OCT 30 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TODAY
NORTHEAST WINDS 15 TO 25 KT BECOMING NORTH IN THE
AFTERNOON. PARTLY CLOUDY. WAVES 3 TO 6 FT OCCASIONALLY TO 8 FT
BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.
TONIGHT
NORTH WINDS 15 TO 25 KT BECOMING NORTHWEST. MOSTLY
CLOUDY. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
FRIDAY
WEST WINDS 15 TO 20 KT. PARTLY CLOUDY. WAVES 3 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO 5 FT LATE IN THE AFTERNOON.
FRIDAY NIGHT
NORTHWEST WINDS 10 TO 20 KT BECOMING WEST 10 TO
15 KT. CHANCE OF SHOWERS. WAVES 2 TO 4 FT.
PETR
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