Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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399 FZUS53 KGRB 302233 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 533 PM CDT Sat Aug 30 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-310800- 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- 533 PM CDT Sat Aug 30 2025 .TONIGHT...S wind 5 to 10 kts veering W after midnight. Patchy fog after midnight. Waves 2 ft or less. .SUNDAY...SW wind around 5 kts backing S in the afternoon. Sunny. Waves 2 ft or less. .SUNDAY NIGHT...S wind 5 to 10 kts veering SW after midnight. Clear. Waves 2 ft or less. .MONDAY...SW wind around 5 kts backing S in the afternoon. Sunny. Waves 2 ft or less. $$ LMZ541-310800- Rock Island Passage to Sturgeon Bay WI- 533 PM CDT Sat Aug 30 2025 .TONIGHT...SW wind 5 to 10 kts veering W after midnight. Patchy fog after midnight. Waves 2 ft or less. .SUNDAY...S wind 5 to 10 kts. Sunny. Waves 2 ft or less. .SUNDAY NIGHT...SW wind 5 to 10 kts. Clear. Waves 2 ft or less. .MONDAY...SW wind around 5 kts backing S in the afternoon. Sunny. Waves 2 ft or less. $$ LMZ542-543-310800- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 533 PM CDT Sat Aug 30 2025 .TONIGHT...SW wind 5 to 10 kts veering W after midnight. Clear. Waves 2 ft or less. .SUNDAY...SW wind around 5 kts backing S in the afternoon. Sunny. Waves 2 ft or less. .SUNDAY NIGHT...S wind around 5 kts veering W after midnight. Clear. Waves 2 ft or less. .MONDAY...SW wind around 5 kts backing S in the afternoon. Sunny. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Tuesday through Thursday.