Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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074 FZUS53 KGRB 281032 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 532 AM CDT Thu Aug 28 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-282000- 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- 532 AM CDT Thu Aug 28 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION FROM THIS MORNING THROUGH THIS EVENING... .TODAY...N wind 10 to 20 kts. Partly cloudy. Waves 1 to 3 ft building to 2 to 4 ft during the morning, then subsiding to 1 to 3 ft in the afternoon. .TONIGHT...NE wind 10 to 15 kts. Clear in the evening then becoming partly cloudy. Waves 1 to 3 ft. .FRIDAY...NE wind around 5 kts veering E in the afternoon. Mostly sunny. Waves 2 ft or less. .FRIDAY NIGHT...S wind around 5 kts veering SW after midnight. Clear. Waves 2 ft or less. $$ LMZ541-282000- Rock Island Passage to Sturgeon Bay WI- 532 AM CDT Thu Aug 28 2025 .TODAY...N wind 10 to 20 kts. Partly cloudy. Waves 1 to 3 ft building to 2 to 4 ft in the late morning and afternoon. .TONIGHT...N wind 10 to 20 kts veering NE 5 to 10 kts after midnight. Partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft in the late evening and overnight. .FRIDAY...NE wind 5 to 10 kts veering E in the afternoon. Partly cloudy. Waves 2 ft or less. .FRIDAY NIGHT...S wind around 5 kts veering SW after midnight. Clear. Waves 2 ft or less. $$ LMZ542-543-282000- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 532 AM CDT Thu Aug 28 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH LATE TONIGHT... .TODAY...N wind 10 to 20 kts with gusts to around 25 kts. Mostly cloudy in the morning then clearing. Waves 2 ft or less building to 2 to 4 ft in the late morning and afternoon. .TONIGHT...NE wind 10 to 20 kts with gusts to around 25 kts decreasing to 5 to 10 kts after midnight. Clear in the evening then becoming partly cloudy. Waves 3 to 5 ft subsiding to 1 to 3 ft early in the morning. .FRIDAY...NE wind 5 to 10 kts veering E in the afternoon. Partly cloudy in the morning then clearing. Waves 1 to 3 ft. .FRIDAY NIGHT...E wind around 5 kts backing W after midnight. Mostly clear. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Saturday through Monday.