FZUS53 KGRB 090928
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
428 AM CDT Sat May 9 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ521-522-091600-
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-
428 AM CDT Sat May 9 2026

.EARLY THIS MORNING...W wind 5 to 10 kts. Waves 2 ft or less.
Mostly cloudy.
.TODAY...NW wind 10 to 15 kts. Waves 2 ft or less. Isolated
showers in the morning. Isolated sprinkles in the afternoon.
.TONIGHT...N wind 5 to 10 kts backing W in the late evening and
overnight. Waves 2 ft or less. Mostly clear.
.SUNDAY...NW wind 5 to 10 kts veering N early in the afternoon.
Waves 2 ft or less. Partly cloudy in the morning then becoming
mostly cloudy.
.SUNDAY NIGHT...NE wind 5 to 10 kts backing NW after midnight.
Waves 2 ft or less. Mostly clear.

$$

LMZ541-091600-
Rock Island Passage to Sturgeon Bay WI-
428 AM CDT Sat May 9 2026

.EARLY THIS MORNING...SW wind 5 to 10 kts. Waves 3 to 5 ft.
Isolated sprinkles.
.TODAY...W wind 10 to 15 kts veering NW early in the afternoon.
Waves 2 to 4 ft subsiding to 1 to 3 ft in the afternoon. Isolated
showers.
.TONIGHT...N wind 5 to 10 kts backing W in the late evening and
overnight. Waves 2 ft or less. Mostly clear.
.SUNDAY...NW wind 5 to 10 kts veering NE early in the afternoon.
Waves 2 ft or less. Partly cloudy.
.SUNDAY NIGHT...NE wind around 5 kts backing NW after midnight.
Waves 2 ft or less. Mostly clear.

$$

LMZ542-543-091600-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
428 AM CDT Sat May 9 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH
THIS EVENING...

.EARLY THIS MORNING...SW wind 10 to 15 kts. Waves 2 to 4 ft.
Mostly cloudy.
.TODAY...NW wind 10 to 15 kts. Waves 2 to 4 ft subsiding to 2 ft
or less in the afternoon. Isolated showers.
.TONIGHT...NE wind 5 to 10 kts backing W after midnight. Waves
2 ft or less. Mostly clear.
.SUNDAY...NW wind 10 to 15 kts veering NE 5 to 10 kts early in
the afternoon. Waves 2 ft or less. Partly cloudy in the morning
then becoming mostly cloudy.
.SUNDAY NIGHT...NE wind 5 to 10 kts backing N after midnight.
Waves 2 ft or less. Partly cloudy in the evening then clearing.

$$

See Lake Michigan Open Lake Forecast for Monday through Wednesday.

Wave height forecast is for ice free areas.