FZUS53 KGRB 121106
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
606 AM CDT Fri Jun 12 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ521-522-121600-
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-
606 AM CDT Fri Jun 12 2026

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

.TODAY...SW wind 10 to 15 kts increasing to 15 to 25 kts in the
late morning and afternoon. Waves 2 ft or less. Mostly sunny.
.TONIGHT...SW wind 10 to 15 kts. Waves 2 ft or less. A chance of
showers and a slight chance of thunderstorms after midnight.
.SATURDAY...SW wind 10 to 20 kts. Waves 2 ft or less. A chance of
showers.
.SATURDAY NIGHT...NW wind 10 to 15 kts. Waves 2 ft or less.
Mostly clear.

$$

LMZ541-121600-
Rock Island Passage to Sturgeon Bay WI-
606 AM CDT Fri Jun 12 2026

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

.TODAY...SW wind 10 to 20 kts. Waves 2 to 4 ft. Partly cloudy in
the morning then clearing.
.TONIGHT...SW wind 10 to 15 kts. Waves 1 to 3 ft. A chance of
showers and a slight chance of thunderstorms after midnight.
.SATURDAY...SW wind 10 to 15 kts. Waves 1 to 3 ft building to
2 to 4 ft in the afternoon. A chance of showers.
.SATURDAY NIGHT...N wind 10 to 15 kts backing NW 5 to 10 kts
after midnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after
midnight. Partly cloudy.

$$

LMZ542-543-121600-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
606 AM CDT Fri Jun 12 2026

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

.TODAY...W wind 15 to 25 kts. Waves 1 to 3 ft. Mostly sunny.
.TONIGHT...SW wind 10 to 15 kts. Waves 1 to 3 ft. A chance of
showers and a slight chance of thunderstorms after midnight.
.SATURDAY...SW wind 10 to 20 kts. Waves 2 to 4 ft. A chance of
showers in the morning, then showers likely and a chance of
thunderstorms in the afternoon.
.SATURDAY NIGHT...NW wind 10 to 15 kts. Waves 1 to 3 ft. A chance
of showers.

$$

See Lake Michigan Open Lake Forecast for Sunday through Tuesday.