Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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206 FZUS53 KGRB 171704 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 1204 PM CDT Thu Jul 17 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-180200- 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- 1204 PM CDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .THIS AFTERNOON...NE wind 10 to 15 kts. Mostly sunny. Waves 1 to 3 ft. .TONIGHT...E wind around 5 kts veering S after midnight. Clear. Waves 2 ft or less. .FRIDAY...S wind 5 to 10 kts. Sunny in the morning then becoming partly cloudy. Waves 2 ft or less. .FRIDAY NIGHT...S wind 5 to 10 kts. A chance of light showers in the evening. A chance of thunderstorms. Light showers likely after midnight. Waves 2 ft or less. $$ LMZ541-180200- Rock Island Passage to Sturgeon Bay WI- 1204 PM CDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .THIS AFTERNOON...N wind 10 to 15 kts. Sunny. Waves 1 to 3 ft. .TONIGHT...NE wind around 5 kts veering E after midnight. Clear. Waves 2 ft or less. .FRIDAY...S wind 5 to 10 kts. Sunny in the morning then becoming partly cloudy. Waves 2 ft or less. .FRIDAY NIGHT...S wind 5 to 10 kts. A chance of light showers in the evening. A chance of thunderstorms. Showers likely after midnight. Waves 2 ft or less. $$ LMZ542-543-180200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1204 PM CDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .THIS AFTERNOON...N wind 10 to 15 kts. Mostly sunny. Waves 2 to 4 ft. .TONIGHT...NE wind 5 to 10 kts. Clear. Waves 1 to 3 ft. .FRIDAY...SE wind 5 to 10 kts. Sunny. Waves 2 ft or less. .FRIDAY NIGHT...S wind 5 to 10 kts. A chance of light showers in the evening. Light showers likely after midnight. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Saturday through Monday.