Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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FZUS53 KGRB 040445
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
1145 PM CDT Thu Jul 3 2025

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

LMZ521-522-041000-
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-
1145 PM CDT Thu Jul 3 2025

.REST OF THE NIGHT...SE wind 5 to 10 kts. Clear late in the
evening then becoming partly cloudy. Waves 2 ft or less.
.FRIDAY...S wind 5 to 10 kts increasing to 10 to 20 kts in the
afternoon. A slight chance of light showers and thunderstorms.
Waves 2 ft or less.
.FRIDAY NIGHT...SW wind 10 to 15 kts. Partly cloudy. Waves 2 ft
or less.
.SATURDAY...SW wind 10 to 20 kts with gusts to around 25 kts. A
chance of light showers and thunderstorms in the afternoon. Waves
1 to 3 ft. A Small Craft Advisory may be needed.

$$

LMZ541-041000-
Rock Island Passage to Sturgeon Bay WI-
1145 PM CDT Thu Jul 3 2025

.REST OF THE NIGHT...SE wind 5 to 10 kts. Mostly clear. Waves
2 ft or less.
.FRIDAY...S wind 5 to 10 kts increasing to 10 to 20 kts in the
afternoon. A slight chance of light showers. A slight chance of
thunderstorms in the afternoon. Waves 1 to 3 ft.
.FRIDAY NIGHT...S wind 10 to 20 kts veering SW 5 to 10 kts after
midnight. Partly cloudy. Waves 1 to 3 ft.
.SATURDAY...S wind 10 to 20 kts. A chance of light showers in the
afternoon. Waves 1 to 3 ft building to 3 to 5 ft in the
afternoon. A Small Craft Advisory may be needed.

$$

LMZ542-543-041000-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1145 PM CDT Thu Jul 3 2025

.REST OF THE NIGHT...E wind 5 to 10 kts veering SE after
midnight. A slight chance of light showers and thunderstorms
after midnight. Waves 2 ft or less.
.FRIDAY...S wind 5 to 10 kts increasing to 10 to 20 kts in the
afternoon. A slight chance of light showers and thunderstorms.
Waves 1 to 3 ft.
.FRIDAY NIGHT...S wind 10 to 20 kts. Partly cloudy. Waves 1 to
3 ft.
.SATURDAY...S wind 15 to 25 kts. Partly sunny. Waves 1 to 3 ft
building to 3 to 5 ft in the afternoon. A Small Craft Advisory
may be needed.

$$

See Lake Michigan Open Lake Forecast for Sunday through Tuesday.