FZUS53 KGRB 301019
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
518 AM CDT Sat May 30 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ521-522-301600-
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-
519 AM CDT Sat May 30 2026

.EARLY THIS MORNING...E wind 10 to 15 kts. Waves 1 to 3 ft.
Clear.
.TODAY...NE wind 10 to 15 kts. Waves 2 ft or less. Sunny.
.TONIGHT...NE wind 5 to 10 kts veering S after midnight. Waves
2 ft or less. Clear.
.SUNDAY...S wind 5 to 10 kts. Waves 2 ft or less. Mostly sunny.
.SUNDAY NIGHT...S wind 5 to 10 kts veering SW, then veering N
after midnight. Waves 2 ft or less. Mostly clear.

$$

LMZ541-301600-
Rock Island Passage to Sturgeon Bay WI-
519 AM CDT Sat May 30 2026

.EARLY THIS MORNING...E wind 5 to 10 kts. Waves 1 to 3 ft. Clear.
.TODAY...NE wind 10 to 15 kts. Waves 1 to 3 ft. Sunny.
.TONIGHT...NE wind 10 to 15 kts veering S 5 to 10 kts after
midnight. Waves 1 to 3 ft. Clear.
.SUNDAY...S wind 5 to 10 kts. Waves 2 ft or less. Sunny.
.SUNDAY NIGHT...SW wind 5 to 10 kts becoming around 5 kts, then
veering N after midnight. Waves 2 ft or less. Clear.

$$

LMZ542-543-301600-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
519 AM CDT Sat May 30 2026

.EARLY THIS MORNING...NE wind 5 to 10 kts. Waves 2 ft or less.
Clear.
.TODAY...NE wind 10 to 15 kts. Waves 1 to 3 ft. Mostly sunny.
.TONIGHT...NE wind 10 to 15 kts veering S 5 to 10 kts after
midnight. Waves 1 to 3 ft. Mostly clear.
.SUNDAY...SE wind 5 to 10 kts. Waves 2 ft or less. Mostly sunny.
.SUNDAY NIGHT...S wind around 5 kts veering NW after midnight.
Waves 2 ft or less. Mostly clear.

$$

See Lake Michigan Open Lake Forecast for Monday through Wednesday.

Wave height forecast is for ice free areas.