FZUS53 KGRB 140845 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 345 AM CDT Tue Apr 14 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-141600- 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- 345 AM CDT Tue Apr 14 2026 .EARLY THIS MORNING...N wind 5 to 10 kts. Waves 2 ft or less. Widespread dense fog. a slight chance of showers. .TODAY...NE wind 5 to 10 kts veering E early in the afternoon. Waves 2 ft or less. Widespread dense fog in the morning, then areas of dense fog in the afternoon. a slight chance of showers in the afternoon. .TONIGHT...E wind 5 to 10 kts backing NE in the late evening and overnight. Waves 2 ft or less. Areas of dense fog in the evening. Widespread dense fog after midnight. a chance of showers. .WEDNESDAY...NE wind 5 to 10 kts. Waves 2 ft or less. Widespread dense fog in the morning. Patchy fog in the afternoon. a chance of showers. .WEDNESDAY NIGHT...NE wind 5 to 10 kts backing N after midnight. Waves 2 ft or less. A chance of thunderstorms in the evening. Light rain likely. $$ LMZ541-141600- Rock Island Passage to Sturgeon Bay WI- 345 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING... .EARLY THIS MORNING...NE wind 5 to 10 kts. Waves 1 to 3 ft. Widespread dense fog. a slight chance of showers. .TODAY...NE wind 5 to 10 kts veering E early in the afternoon. Waves 1 to 3 ft. Widespread dense fog in the morning, then areas of dense fog in the afternoon. a slight chance of showers in the afternoon. .TONIGHT...E wind 5 to 10 kts backing NE in the late evening and overnight. Waves 1 to 3 ft. Areas of dense fog in the evening. Widespread dense fog after midnight. a chance of showers. .WEDNESDAY...NE wind 5 to 10 kts. Waves 2 ft or less. Widespread dense fog in the morning. Patchy fog in the afternoon. a chance of showers. .WEDNESDAY NIGHT...NE wind 5 to 10 kts backing N after midnight. Waves 2 ft or less. A chance of thunderstorms in the evening. Rain likely. $$ LMZ542-543-141600- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 345 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING... .EARLY THIS MORNING...SW wind 5 to 10 kts. Waves 1 to 3 ft. Widespread dense fog. a chance of showers. .TODAY...NW wind 5 to 10 kts veering E in the late morning and afternoon. Waves 1 to 3 ft. Widespread dense fog in the morning, then areas of dense fog in the afternoon. a chance of showers and a slight chance of thunderstorms in the afternoon. .TONIGHT...E wind 5 to 10 kts backing N in the late evening and overnight. Waves 2 ft or less. Areas of dense fog in the evening. Widespread dense fog after midnight. a chance of thunderstorms in the evening. A chance of showers. .WEDNESDAY...NE wind 5 to 10 kts. Waves 2 ft or less. Widespread dense fog in the morning, then patchy fog in the afternoon. a chance of showers in the morning, then showers likely and a chance of thunderstorms in the afternoon. .WEDNESDAY NIGHT...NE wind 5 to 10 kts backing N in the late evening and overnight. Waves 1 to 3 ft. A chance of thunderstorms in the evening. Rain likely. $$ See Lake Michigan Open Lake Forecast for Thursday through Saturday. Wave height forecast is for ice free areas.