Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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255 FZUS53 KGRB 051900 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 159 PM CDT Fri Jun 5 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-052200- 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- 200 PM CDT Fri Jun 5 2026 .THIS AFTERNOON...S wind 10 to 15 kts. Waves 2 ft or less. A slight chance of showers and thunderstorms. .TONIGHT...SW wind 5 to 10 kts. Waves 2 ft or less. A chance of thunderstorms in the evening. A chance of showers. .SATURDAY...W wind 5 to 10 kts backing SW mid-day, then backing E early in the afternoon. Waves 2 ft or less. Partly cloudy in the morning then clearing. .SATURDAY NIGHT...E wind 5 to 10 kts. Waves 2 ft or less. Partly cloudy in the evening then becoming mostly cloudy. $$ LMZ541-052200- Rock Island Passage to Sturgeon Bay WI- 200 PM CDT Fri Jun 5 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .THIS AFTERNOON...S wind 10 to 15 kts. Waves 2 to 4 ft. A slight chance of showers and thunderstorms. .TONIGHT...SW wind 5 to 10 kts veering W after midnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. Patchy fog in the evening. showers likely and a chance of thunderstorms in the evening, then a slight chance of showers after midnight. .SATURDAY...W wind 5 to 10 kts backing S mid-day, then backing SE early in the afternoon. Waves 1 to 3 ft. Partly cloudy. .SATURDAY NIGHT...E wind around 5 kts backing NE in the late evening and overnight. Waves 2 ft or less. Mostly cloudy. $$ LMZ542-543-052200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 200 PM CDT Fri Jun 5 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .THIS AFTERNOON...S wind 10 to 15 kts. Waves 2 to 4 ft. A slight chance of showers and thunderstorms. .TONIGHT...S wind 5 to 10 kts veering W in the late evening and overnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. Patchy fog in the evening. a chance of thunderstorms in the evening. A chance of showers. .SATURDAY...NW wind 5 to 10 kts backing S in the late morning and afternoon. Waves 2 ft or less. Partly cloudy. .SATURDAY NIGHT...E wind 5 to 10 kts backing NE in the late evening and overnight. Waves 2 ft or less. Mostly cloudy. $$ See Lake Michigan Open Lake Forecast for Sunday through Tuesday. Wave height forecast is for ice free areas.