


Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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249 FZUS53 KGRB 301619 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 1119 AM CDT Mon Jun 30 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-010200- 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- 1119 AM CDT Mon Jun 30 2025 .THIS AFTERNOON...SW wind 5 to 10 kts. A chance of light showers and thunderstorms. Waves 2 ft or less. .TONIGHT...W wind 5 to 10 kts. A slight chance of light showers and thunderstorms in the evening. Waves 2 ft or less. .TUESDAY...W wind 5 to 10 kts. Sunny. Waves 2 ft or less. .TUESDAY NIGHT...W wind 5 to 10 kts. Clear. Waves 2 ft or less. $$ LMZ541-010200- Rock Island Passage to Sturgeon Bay WI- 1119 AM CDT Mon Jun 30 2025 .THIS AFTERNOON...SW wind 5 to 10 kts. A chance of light showers and thunderstorms. Waves 2 ft or less. .TONIGHT...W wind 5 to 10 kts. A slight chance of light showers and thunderstorms in the evening. Waves 2 ft or less. .TUESDAY...NW wind 5 to 10 kts backing SW in the afternoon. Sunny. Waves 2 ft or less. .TUESDAY NIGHT...W wind 5 to 10 kts. Mostly clear. Waves 2 ft or less. $$ LMZ542-543-010200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1119 AM CDT Mon Jun 30 2025 .THIS AFTERNOON...SW wind 5 to 10 kts. A chance of light showers and thunderstorms. Waves 2 ft or less. .TONIGHT...W wind 5 to 10 kts. A slight chance of light showers and thunderstorms in the evening. Waves 2 ft or less. .TUESDAY...NW wind 5 to 10 kts backing W in the afternoon. Sunny. Waves 2 ft or less. .TUESDAY NIGHT...W wind 5 to 10 kts. Clear. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Wednesday through Friday.