FZUS53 KGRB 300656
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
156 AM CDT Mon Mar 30 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ521-522-301000-
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-
156 AM CDT Mon Mar 30 2026

.REST OF THE NIGHT...SW wind 5 to 10 kts. Waves 2 ft or less.
Mostly cloudy.
.MONDAY...N wind 5 to 10 kts veering NE 10 to 15 kts early in the
afternoon. Waves 2 ft or less. Partly cloudy.
.MONDAY NIGHT...NE wind 10 to 15 kts. Waves 1 to 3 ft. A chance
of showers and thunderstorms.
.TUESDAY...NE wind 10 to 15 kts backing N early in the afternoon.
Waves 2 ft or less. A chance of thunderstorms in the morning.
Rain showers likely.

$$

LMZ541-301000-
Rock Island Passage to Sturgeon Bay WI-
156 AM CDT Mon Mar 30 2026

.REST OF THE NIGHT...SW wind 10 to 15 kts. Waves 3 to 5 ft.
Mostly cloudy.
.MONDAY...N wind 5 to 10 kts veering NE early in the afternoon.
Waves 1 to 3 ft. Partly cloudy.
.MONDAY NIGHT...NE wind 10 to 15 kts. Waves 3 to 5 ft. A chance
of showers and thunderstorms. A Small Craft Advisory may be
needed.
.TUESDAY...NE wind 10 to 15 kts backing N early in the afternoon.
Waves 3 to 5 ft. A chance of thunderstorms in the morning. Rain
showers likely. A Small Craft Advisory may be needed.

$$

LMZ542-543-301000-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
156 AM CDT Mon Mar 30 2026

.REST OF THE NIGHT...SW wind 10 to 15 kts. Waves 2 to 4 ft.
Partly cloudy.
.MONDAY...NW wind 5 to 10 kts veering NE 10 to 15 kts in the late
morning and afternoon. Waves 1 to 3 ft. Mostly sunny in the
morning then becoming partly cloudy.
.MONDAY NIGHT...NE wind 10 to 15 kts. Waves 2 to 4 ft. A chance
of showers and thunderstorms.
.TUESDAY...N wind 10 to 15 kts. Waves 1 to 3 ft. Rain showers and
a chance of thunderstorms.

$$

See Lake Michigan Open Lake Forecast for Wednesday through Friday.

Wave height forecast is for ice free areas.