FZUS53 KGRB 151825
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
125 PM CDT Wed Apr 15 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ521-522-152200-
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-
125 PM CDT Wed Apr 15 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THURSDAY...

.THIS AFTERNOON...NE wind 5 to 10 kts. Waves 2 ft or less. Areas
of dense fog. a slight chance of light rain and thunderstorms.
.TONIGHT...NE wind 5 to 10 kts. Waves 2 ft or less. Areas of
dense fog. a chance of light rain and a slight chance of
thunderstorms.
.THURSDAY...NE wind 5 to 10 kts veering SE early in the
afternoon. Waves 2 ft or less. Areas of dense fog in the morning.
Patchy fog in the afternoon. .
.THURSDAY NIGHT...SE wind 5 to 10 kts. Waves 2 ft or less. Partly
cloudy.

$$

LMZ541-152200-
Rock Island Passage to Sturgeon Bay WI-
125 PM CDT Wed Apr 15 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THURSDAY...

.THIS AFTERNOON...NE wind 5 to 10 kts. Waves 2 ft or less. Areas
of dense fog. a slight chance of light rain and thunderstorms.
.TONIGHT...NE wind 5 to 10 kts backing N after midnight. Waves
2 ft or less. Areas of dense fog. a slight chance of
thunderstorms in the evening. A chance of light rain.
.THURSDAY...NE wind 5 to 10 kts veering SE early in the
afternoon. Waves 2 ft or less. Areas of dense fog in the morning.
.
.THURSDAY NIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Partly
cloudy in the evening then becoming mostly cloudy.

$$

LMZ542-543-152200-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
125 PM CDT Wed Apr 15 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THURSDAY...

.THIS AFTERNOON...NE wind 5 to 10 kts. Waves 2 ft or less. Areas
of dense fog. a chance of light rain and a slight chance of
thunderstorms.
.TONIGHT...NE wind 5 to 10 kts. Waves 2 ft or less. Areas of
dense fog. light rain likely in the evening. A chance of
thunderstorms. A chance of light rain after midnight.
.THURSDAY...N wind 5 to 10 kts veering NE early in the afternoon.
Waves 2 ft or less. Areas of dense fog in the morning. Patchy fog
in the afternoon. .
.THURSDAY NIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Partly
cloudy in the evening then becoming mostly cloudy.

$$

See Lake Michigan Open Lake Forecast for Friday through Sunday.

Wave height forecast is for ice free areas.