FZUS53 KGRB 090456
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
1156 PM CDT Wed Apr 8 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ521-522-091000-
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-
1156 PM CDT Wed Apr 8 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM CDT THURSDAY...

.REST OF TONIGHT...SW wind 10 to 15 kts. Waves 2 to 4 ft
subsiding to 1 to 3 ft after midnight. A chance of rain late in
the evening.
.THURSDAY...W wind 10 to 15 kts. Waves 2 ft or less. Mostly
sunny.
.THURSDAY NIGHT...N wind 5 to 10 kts veering NE in the late
evening and overnight. Waves 2 ft or less. A chance of light
rain.
.FRIDAY...N wind 5 to 10 kts veering NE early in the afternoon.
Waves 2 ft or less. Partly cloudy.

$$

LMZ541-091000-
Rock Island Passage to Sturgeon Bay WI-
1156 PM CDT Wed Apr 8 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM CDT THURSDAY...

.REST OF TONIGHT...SW wind 10 to 20 kts. Waves 10 to 14 ft
subsiding to 6 to 10 ft after midnight. Rain late in the evening,
then a chance of light rain after midnight.
.THURSDAY...W wind 10 to 15 kts. Waves 4 to 7 ft subsiding to
2 to 4 ft in the afternoon. Mostly sunny.
.THURSDAY NIGHT...N wind 5 to 10 kts veering NE in the late
evening and overnight. Waves 1 to 3 ft. Mostly cloudy.
.FRIDAY...N wind 5 to 10 kts veering E early in the afternoon.
Waves 2 ft or less. Partly cloudy in the morning then clearing.

$$

LMZ542-543-091000-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1156 PM CDT Wed Apr 8 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM CDT THURSDAY...

.REST OF TONIGHT...SW wind 10 to 20 kts. Waves 6 to 10 ft
subsiding to 5 to 8 ft after midnight. Rain and a slight chance
of thunderstorms late in the evening, then a chance of light rain
after midnight.
.THURSDAY...W wind 10 to 15 kts. Waves 3 to 5 ft subsiding to
2 to 4 ft in the afternoon. Mostly sunny.
.THURSDAY NIGHT...NW wind 5 to 10 kts veering NE in the late
evening and overnight. Waves 2 ft or less. A chance of light
rain.
.FRIDAY...N wind 5 to 10 kts veering NE early in the afternoon.
Waves 2 ft or less. Partly cloudy.

$$

See Lake Michigan Open Lake Forecast for Saturday through Monday.

Wave height forecast is for ice free areas.