Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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076
FZUS53 KGRB 020926
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
426 AM CDT Tue Sep 2 2025

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

LMZ521-522-021300-
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-
426 AM CDT Tue Sep 2 2025

.EARLY IN THE MORNING...SW wind around 5 kts. Mostly clear. Waves
2 ft or less.
.TODAY...SW wind around 5 kts backing S 10 to 15 kts in the
afternoon. Mostly sunny. Waves 2 ft or less.
.TONIGHT...SW wind 10 to 20 kts. A chance of light showers and
thunderstorms after midnight. Waves 1 to 3 ft building to 2 to
4 ft early in the morning.
.WEDNESDAY...W wind 10 to 20 kts veering NW in the afternoon. A
chance of waterspouts. Rain showers likely and a chance of
thunderstorms. Waves 2 to 4 ft subsiding to 1 to 3 ft in the late
morning and afternoon.
.WEDNESDAY NIGHT...NW wind 10 to 20 kts. A chance of waterspouts.
. Waves 1 to 3 ft.

$$

LMZ541-021300-
Rock Island Passage to Sturgeon Bay WI-
426 AM CDT Tue Sep 2 2025

.EARLY IN THE MORNING...W wind around 5 kts. Mostly clear. Waves
2 ft or less.
.TODAY...SW wind around 5 kts backing S 10 to 15 kts in the
afternoon. Sunny. Waves 2 ft or less.
.TONIGHT...SW wind 10 to 20 kts. Light showers likely and a
chance of thunderstorms after midnight. Waves 1 to 3 ft.
.WEDNESDAY...SW wind 10 to 20 kts veering NW in the afternoon. A
chance of waterspouts. Rain showers and a chance of
thunderstorms. Waves 1 to 3 ft.
.WEDNESDAY NIGHT...NW wind 10 to 20 kts. A chance of rain showers
in the evening. A chance of waterspouts. Waves 1 to 3 ft.

$$

LMZ542-543-021300-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
426 AM CDT Tue Sep 2 2025

.EARLY IN THE MORNING...W wind around 5 kts. Mostly clear. Waves
2 ft or less.
.TODAY...SW wind around 5 kts backing S 10 to 15 kts in the
afternoon. Sunny. Waves 2 ft or less.
.TONIGHT...SW wind 10 to 20 kts. A chance of light showers after
midnight. Waves 1 to 3 ft.
.WEDNESDAY...SW wind 10 to 20 kts veering W in the afternoon. A
chance of waterspouts. Rain showers and a chance of
thunderstorms. Waves 1 to 3 ft.
.WEDNESDAY NIGHT...NW wind 10 to 20 kts. A chance of waterspouts.
. Waves 1 to 3 ft.

$$

See Lake Michigan Open Lake Forecast for Thursday through Saturday.