548
FZUS53 KLOT 310238
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
938 PM 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>743-311200-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
938 PM CDT THU OCT 30 2025
REST OF TONIGHT
NORTHWEST WINDS 10 TO 15 KT INCREASING TO
15 TO 20 KT. MOSTLY CLOUDY. WAVES 2 TO 4 FT.
FRIDAY
NORTHWEST WINDS 15 TO 20 KT BECOMING WEST. SLIGHT
CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 2 TO 4 FT SUBSIDING TO
1 TO 3 FT.
FRIDAY NIGHT
WEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS. WAVES
1 TO 2 FT.
SATURDAY
WEST WINDS AROUND 10 KT BECOMING NORTHWEST. CHANCE OF
SHOWERS. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.
LMZ744-745-311200-
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-
938 PM CDT THU OCT 30 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
REST OF TONIGHT
NORTHWEST WINDS 10 TO 15 KT INCREASING TO 15
TO 20 KT. MOSTLY CLOUDY. WAVES 4 TO 6 FT OCCASIONALLY TO 8 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 IN THE AFTERNOON.
FRIDAY NIGHT
WEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS. WAVES
2 TO 4 FT.
SATURDAY
WEST WINDS 10 TO 15 KT BECOMING NORTHWEST. CHANCE OF
SHOWERS. WAVES 2 TO 4 FT.
DK
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