FZUS53 KGRB 040255
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
955 PM CDT Fri Apr 3 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ522-041000-
Green Bay south of line from Oconto WI to Little Sturgeon Bay WI-
955 PM CDT Fri Apr 3 2026

.REST OF TONIGHT...NE wind 10 to 20 kts. Waves 2 ft or less.
Rain, freezing rain and a slight chance of thunderstorms.
.SATURDAY...E wind 10 to 15 kts backing NW mid-day, then backing
W early in the afternoon. Waves 2 ft or less. A chance of light
rain in the morning.
.SATURDAY NIGHT...W wind 15 to 25 kts. Waves 2 ft or less. Mostly
cloudy in the evening then becoming partly cloudy. A Small Craft
Advisory may be needed.
.SUNDAY...NW wind 15 to 25 kts decreasing to 10 to 15 kts in the
late morning and afternoon. Waves 2 ft or less. Partly cloudy in
the morning then becoming mostly sunny.

$$

LMZ521-041000-
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-
955 PM CDT Fri Apr 3 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT SATURDAY THROUGH
SATURDAY AFTERNOON...

.REST OF TONIGHT...NE wind 15 to 25 kts veering E in the late
evening and overnight. Waves 1 to 3 ft building to 3 to 5 ft
after midnight. Rain, freezing rain and a slight chance of
thunderstorms.
.SATURDAY...E wind 10 to 20 kts veering SW 10 to 15 kts early in
the afternoon. Waves 3 to 5 ft subsiding to 1 to 3 ft in the
afternoon. Light rain in the morning, then a slight chance of
light rain in the afternoon.
.SATURDAY NIGHT...W wind 15 to 25 kts. Waves 2 to 4 ft. Mostly
cloudy in the evening then becoming partly cloudy.
.SUNDAY...NW wind 15 to 25 kts decreasing to 10 to 15 kts in the
late morning and afternoon. Waves 2 to 4 ft. Partly cloudy.

$$

LMZ541-041000-
Rock Island Passage to Sturgeon Bay WI-
955 PM CDT Fri Apr 3 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM CDT SATURDAY THROUGH
SUNDAY MORNING...

.REST OF TONIGHT...NE wind to 30 kts veering E 15 to 25 kts in
the late evening and overnight. Waves 2 to 4 ft building to 4 to
7 ft after midnight. Rain. A slight chance of thunderstorms after
midnight.
.SATURDAY...E wind 15 to 25 kts decreasing to 10 to 15 kts
mid-day, then veering SW early in the afternoon. Waves 4 to 7 ft.
Light rain in the morning, then a slight chance of light rain in
the afternoon.
.SATURDAY NIGHT...W wind 15 to 25 kts. Waves 2 to 4 ft. Partly
cloudy.
.SUNDAY...NW wind 15 to 25 kts becoming W 5 to 10 kts early in
the afternoon. Waves 2 to 4 ft subsiding to 2 ft or less in the
afternoon. Partly cloudy.

$$

LMZ542-543-041000-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
955 PM CDT Fri Apr 3 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.REST OF TONIGHT...E wind to 30 kts. Waves 3 to 5 ft. Rain and a
slight chance of thunderstorms.
.SATURDAY...E wind 10 to 15 kts veering SW mid-day, then veering
W 15 to 25 kts early in the afternoon. Waves 4 to 7 ft. Light
rain likely in the morning.
.SATURDAY NIGHT...W wind to 30 kts. Waves 2 to 4 ft. Partly
cloudy.
.SUNDAY...NW wind to 30 kts becoming W 10 to 15 kts early in the
afternoon. Waves 2 to 4 ft subsiding to 1 to 3 ft in the
afternoon. Partly cloudy in the morning then becoming mostly
sunny.

$$

See Lake Michigan Open Lake Forecast for Monday through Wednesday.

Wave height forecast is for ice free areas.