Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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976 FZUS53 KGRB 100124 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 824 PM CDT Sat Aug 9 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-100800- 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- 824 PM CDT Sat Aug 9 2025 ...SMALL CRAFT SHOULD EXERCISE CAUTION THROUGH LATE TONIGHT... .TONIGHT...S wind 10 to 20 kts decreasing to 5 to 10 kts after midnight. A slight chance of thunderstorms in the evening. A chance of light showers. Waves 1 to 3 ft. .SUNDAY...S wind 5 to 10 kts increasing to 10 to 20 kts in the afternoon. A chance of light showers and thunderstorms. Waves 2 ft or less. .SUNDAY NIGHT...SW wind 5 to 10 kts. A chance of showers. Waves 2 ft or less. .MONDAY...SW wind 5 to 10 kts. A chance of light showers. Waves 2 ft or less. $$ LMZ541-100800- Rock Island Passage to Sturgeon Bay WI- 824 PM CDT Sat Aug 9 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM CDT SUNDAY... .TONIGHT...S wind 10 to 20 kts with gusts to around 25 kts. A slight chance of thunderstorms in the evening. A chance of showers. Waves 4 to 7 ft subsiding to 3 to 5 ft after midnight. .SUNDAY...S wind 10 to 20 kts. A chance of light showers and a slight chance of thunderstorms. Waves 2 to 4 ft. .SUNDAY NIGHT...SW wind 10 to 15 kts. A chance of light showers in the evening. Showers likely after midnight. Waves 1 to 3 ft. .MONDAY...SW wind 5 to 10 kts. A chance of light showers. Waves 2 ft or less. $$ LMZ542-543-100800- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 824 PM CDT Sat Aug 9 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM CDT SUNDAY... .TONIGHT...S wind 10 to 20 kts with gusts to around 25 kts decreasing to 5 to 10 kts after midnight. A chance of showers and a slight chance of thunderstorms. Waves 4 to 7 ft subsiding to 2 to 4 ft. .SUNDAY...S wind 10 to 20 kts. A chance of light showers in the morning. A chance of thunderstorms. Light showers likely in the afternoon. Waves 1 to 3 ft building to 2 to 4 ft in the afternoon. .SUNDAY NIGHT...SW wind 5 to 10 kts. A chance of light showers in the evening. A chance of thunderstorms. Light showers likely after midnight. Waves 1 to 3 ft. .MONDAY...SW wind 5 to 10 kts. A chance of light showers and thunderstorms. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Tuesday through Thursday.