FZUS53 KGRB 191957 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 257 PM CDT Tue May 19 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-192200- 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- 257 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .THIS AFTERNOON...W wind 10 to 20 kts. Waves 1 to 3 ft. Partly sunny. .TONIGHT...NW wind 10 to 15 kts. Waves 2 ft or less. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering E early in the afternoon. Waves 2 ft or less. Mostly sunny. .WEDNESDAY NIGHT...E wind 5 to 10 kts backing NE after midnight. Waves 2 ft or less. Partly cloudy. $$ LMZ541-192200- Rock Island Passage to Sturgeon Bay WI- 257 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .THIS AFTERNOON...W wind 10 to 15 kts veering NW early in the afternoon. Waves 4 to 7 ft. A slight chance of showers. .TONIGHT...NW wind 10 to 15 kts. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering E early in the afternoon. Waves 2 ft or less. Mostly sunny. .WEDNESDAY NIGHT...E wind 5 to 10 kts backing NE in the late evening and overnight. Waves 2 ft or less. Partly cloudy. $$ LMZ542-543-192200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 257 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .THIS AFTERNOON...W wind 10 to 20 kts. Waves 3 to 5 ft. Partly sunny. .TONIGHT...NW wind 10 to 15 kts veering N after midnight. Waves 1 to 3 ft. Mostly cloudy. .WEDNESDAY...N wind 10 to 15 kts veering NE in the late morning and afternoon. Waves 1 to 3 ft. Mostly sunny. .WEDNESDAY NIGHT...NE wind 10 to 15 kts. Waves 2 ft or less. Partly cloudy. $$ See Lake Michigan Open Lake Forecast for Friday through Sunday. Wave height forecast is for ice free areas.