Nearshore Marine Forecast
Issued by NWS Chicago, IL

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542
FZUS53 KLOT 080306
NSHLOT

Nearshore Marine Forecast
National Weather Service Chicago/Romeoville IL
906 PM CST Fri Feb 7 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>742-081045-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
906 PM CST Fri Feb 7 2025

.REST OF TONIGHT...Southeast winds 5 to 10 kt increasing to 10 to
20 kt. Mostly cloudy. Waves around 1 ft building to 1 to 3 ft.
.SATURDAY...Southeast winds 15 to 25 kt becoming east 10 to 20 kt
in the afternoon. Chance of freezing drizzle and slight chance of
snow in the morning, then freezing drizzle likely and a chance of
snow in the afternoon. Waves building to 3 to 5 ft then subsiding
to 2 to 4 ft.
.SATURDAY NIGHT...Northwest winds 10 to 20 kt increasing to 15 to
25 kt. Slight chance of freezing drizzle and snow in the evening.
Waves 1 to 3 ft building to 2 to 4 ft.
.SUNDAY...Northwest winds 10 to 15 kt. Mostly cloudy. Waves 1 to
3 ft.

$$

LMZ743>745-081045-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
906 PM CST Fri Feb 7 2025

.REST OF TONIGHT...Southeast winds 5 to 10 kt increasing to 10 to
20 kt. Mostly cloudy. Waves around 1 ft building to 1 to 3 ft.
.SATURDAY...Southeast winds 15 to 25 kt becoming east 10 to 20 kt
in the afternoon. Chance of freezing drizzle in the morning, then
freezing drizzle likely in the afternoon. Waves building to 2 to
4 ft subsiding to 1 to 3 ft.
.SATURDAY NIGHT...Northwest winds 15 to 25 kt. Slight chance of
freezing drizzle and snow in the evening. Waves 2 to 4 ft
building to 3 to 5 ft.
.SUNDAY...Northwest winds 10 to 20 kt. Mostly cloudy. Waves 3 to
5 ft subsiding to 2 to 4 ft.

Wave heights are for ice free areas.

$$

Petr