314
FZUS53 KGRB 200843
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
243 AM CST Thu Nov 20 2025

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

LMZ521-522-201400-
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-
243 AM CST Thu Nov 20 2025

.EARLY IN THE MORNING...SW wind 5 to 10 kts. Cloudy. Waves 2 ft
or less.
.TODAY...SW wind 10 to 20 kts. A slight chance of light rain and
drizzle. Waves 1 to 3 ft.
.TONIGHT...W wind 10 to 20 kts. Mostly cloudy in the evening then
becoming partly cloudy. Waves 2 ft or less.
.FRIDAY...NW wind 10 to 20 kts. Partly cloudy in the morning then
clearing. Waves 2 ft or less.
.FRIDAY NIGHT...N wind 5 to 10 kts. Mostly clear. Waves 2 ft or
less.

$$

LMZ541-201400-
Rock Island Passage to Sturgeon Bay WI-
243 AM CST Thu Nov 20 2025

.EARLY IN THE MORNING...SW wind 10 to 15 kts. Cloudy. Waves 2 ft
or less.
.TODAY...SW wind 10 to 20 kts. A slight chance of light rain and
drizzle. Waves 1 to 3 ft.
.TONIGHT...W wind 10 to 20 kts. Mostly cloudy in the evening then
becoming partly cloudy. Waves 1 to 3 ft.
.FRIDAY...NW wind 10 to 20 kts. Partly cloudy in the morning then
becoming mostly sunny. Waves 2 ft or less.
.FRIDAY NIGHT...N wind 5 to 10 kts. Mostly clear. Waves 2 ft or
less.

$$

LMZ542-543-201400-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
243 AM CST Thu Nov 20 2025

.EARLY IN THE MORNING...SW wind 5 to 10 kts. Cloudy. Waves 2 ft
or less.
.TODAY...SW wind 10 to 20 kts. A slight chance of light rain and
drizzle. Waves 2 ft or less.
.TONIGHT...W wind 10 to 15 kts. Mostly cloudy. Waves 2 ft or
less.
.FRIDAY...W wind 10 to 20 kts veering NW 5 to 10 kts in the
afternoon. Partly cloudy in the morning then clearing. Waves 2 ft
or less.
.FRIDAY NIGHT...N wind 5 to 10 kts. Mostly clear. Waves 2 ft or
less.

$$

See Lake Michigan Open Lake Forecast for Saturday through Monday.