Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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050
FZUS53 KGRB 210841
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
341 AM CDT Tue May 21 2024

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

LMZ521-522-211300-
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-
341 AM CDT Tue May 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY AFTERNOON...

.EARLY IN THE MORNING...N wind around 5 kts. Areas of fog. Waves
2 ft or less.
.TODAY...E wind 10 to 15 kts. Patchy fog in the morning. A slight
chance of showers and thunderstorms in the afternoon. Waves 2 ft
or less.
.TONIGHT...SE wind 10 to 20 kts veering S 15 to 25 kts after
midnight. Gusts to around 30 kts. Rain showers likely in the
evening. A chance of thunderstorms. A chance of rain showers
after midnight. Waves 1 to 3 ft building to 3 to 5 ft in the late
evening and overnight.
.WEDNESDAY...SW wind 15 to 25 kts with gusts to around 30 kts.
Partly cloudy in the morning then clearing. Waves 3 to 5 ft
subsiding to 2 to 4 ft late in the afternoon.
.WEDNESDAY NIGHT...SW wind 10 to 20 kts with gusts to around
25 kts. Clear. Waves 1 to 3 ft.


$$

LMZ541-211300-
Rock Island Passage to Sturgeon Bay WI-
341 AM CDT Tue May 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY AFTERNOON...

.EARLY IN THE MORNING...N wind around 5 kts. Areas of fog. Waves
2 ft or less.
.TODAY...E wind 5 to 10 kts. Patchy fog in the morning. A slight
chance of light showers and thunderstorms in the afternoon. Waves
2 ft or less.
.TONIGHT...SE wind 10 to 20 kts veering S 15 to 25 kts after
midnight. Gusts to around 30 kts. Rain showers likely in the
evening. A chance of thunderstorms. A chance of rain showers
after midnight. Waves 1 to 3 ft building to 6 to 10 ft.
.WEDNESDAY...SW wind 15 to 25 kts with gusts to around 30 kts.
Partly cloudy in the morning then clearing. Waves 5 to 8 ft
subsiding to 3 to 5 ft.
.WEDNESDAY NIGHT...SW wind 10 to 20 kts. Clear. Waves 2 to 4 ft
subsiding to 1 to 3 ft in the late evening and overnight.


$$

LMZ542-543-211300-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
341 AM CDT Tue May 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY AFTERNOON...

.EARLY IN THE MORNING...N wind around 5 kts. Areas of dense fog.
Waves 2 ft or less.
.TODAY...E wind 10 to 15 kts. Patchy dense fog. A slight chance
of light showers and thunderstorms in the afternoon. Waves 2 ft
or less.
.TONIGHT...SE wind 15 to 25 kts veering S after midnight. Gusts
to around 30 kts. Patchy fog in the evening. Rain showers likely
in the evening. A chance of thunderstorms. A chance of rain
showers after midnight. Waves 3 to 5 ft building to 4 to 7 ft
late in the evening, then building to 5 to 8 ft after midnight.
.WEDNESDAY...SW wind 15 to 25 kts. Mostly sunny. Waves 4 to 7 ft
subsiding to 1 to 3 ft.
.WEDNESDAY NIGHT...SW wind 10 to 20 kts decreasing to 5 to 10 kts
after midnight. Clear. Waves 1 to 3 ft.


$$

See Lake Michigan Open Lake Forecast for Thursday through Saturday.