Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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FZUS53 KGRB 291800
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
100 PM CDT Tue Jul 29 2025

For waters within five nautical miles of the shore on Lake Michigan

LMZ521-522-300200-
Green Bay south of line from Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from Oconto WI to Little Sturgeon Bay WI-
100 PM CDT Tue Jul 29 2025

.THIS AFTERNOON...E wind around 5 kts. A slight chance of light
showers and thunderstorms. Waves 2 ft or less.
.TONIGHT...NE wind 5 to 10 kts. A slight chance of light showers
and thunderstorms in the evening. Areas of smoke. Haze after
midnight. Waves 2 ft or less.
.WEDNESDAY...NE wind 5 to 10 kts. Haze in the morning. Areas of
smoke. Waves 2 ft or less.
.WEDNESDAY NIGHT...NE wind 10 to 20 kts. Partly cloudy in the
evening then clearing. Waves 1 to 3 ft.

$$

LMZ541-300200-
Rock Island Passage to Sturgeon Bay WI-
100 PM CDT Tue Jul 29 2025

.THIS AFTERNOON...SE wind around 5 kts. A slight chance of light
showers and thunderstorms. Waves 2 ft or less.
.TONIGHT...NE wind 5 to 10 kts. A slight chance of light showers
and thunderstorms in the evening. Areas of smoke. Haze after
midnight. Waves 2 ft or less.
.WEDNESDAY...NE wind 5 to 10 kts. Haze in the morning, then areas
of smoke in the afternoon. Waves 2 ft or less.
.WEDNESDAY NIGHT...NE wind 10 to 20 kts. Mostly clear. Waves 2 ft
or less.

$$

LMZ542-543-300200-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
100 PM CDT Tue Jul 29 2025

.THIS AFTERNOON...SE wind 5 to 10 kts. Mostly sunny. Waves 2 ft
or less.
.TONIGHT...NE wind 10 to 15 kts. A slight chance of light showers
and thunderstorms in the evening. Areas of smoke. Waves 1 to
3 ft.
.WEDNESDAY...NE wind 10 to 20 kts. Haze. Areas of smoke in the
afternoon. . Waves 1 to 3 ft.
.WEDNESDAY NIGHT...NE wind 10 to 20 kts. Mostly cloudy in the
evening then clearing. Waves 2 to 4 ft.

$$

See Lake Michigan Open Lake Forecast for Thursday through Saturday.