FZUS53 KGRB 272104
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
403 PM CDT Wed May 27 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ521-522-280400-
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-
403 PM CDT Wed May 27 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION FROM THIS EVENING THROUGH
LATE TONIGHT...

.LATE THIS AFTERNOON...NE wind 10 to 15 kts. Waves 2 ft or less.
Mostly sunny.
.TONIGHT...NE wind 10 to 15 kts. Waves 1 to 3 ft. Clear.
.THURSDAY...NE wind 10 to 15 kts veering E 5 to 10 kts early in
the afternoon. Waves 2 ft or less. Sunny.
.THURSDAY NIGHT...S wind around 5 kts veering SW in the late
evening and overnight. Waves 2 ft or less. Clear.
.FRIDAY...SW wind 10 to 15 kts. Waves 2 ft or less. Sunny.

$$

LMZ541-280400-
Rock Island Passage to Sturgeon Bay WI-
403 PM CDT Wed May 27 2026

.LATE THIS AFTERNOON...N wind 10 to 15 kts. Waves 2 ft or less.
Mostly sunny.
.TONIGHT...N wind 10 to 15 kts. Waves 1 to 3 ft. Clear.
.THURSDAY...NE wind 10 to 15 kts veering E around 5 kts early in
the afternoon. Waves 1 to 3 ft. Sunny.
.THURSDAY NIGHT...NW wind around 5 kts backing W in the late
evening and overnight. Waves 2 ft or less. Clear.
.FRIDAY...SW wind 10 to 15 kts. Waves 2 ft or less. Sunny.

$$

LMZ542-543-280400-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
403 PM CDT Wed May 27 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 3 AM
CDT THURSDAY...

.LATE THIS AFTERNOON...NE wind 10 to 15 kts. Waves 2 ft or less.
Partly cloudy.
.TONIGHT...N wind 10 to 20 kts. Waves 2 to 4 ft. Clear.
.THURSDAY...NE wind 10 to 15 kts. Waves 2 to 4 ft. Sunny.
.THURSDAY NIGHT...N wind around 5 kts backing W in the late
evening and overnight. Waves 2 ft or less. Clear.
.FRIDAY...SW wind 5 to 10 kts backing S 10 to 15 kts early in the
afternoon. Waves 2 ft or less. Sunny.

$$

See Lake Michigan Open Lake Forecast for Saturday through Monday.

Wave height forecast is for ice free areas.