FZUS53 KGRB 170256 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 956 PM CDT Fri Oct 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-171000- 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- 956 PM CDT Fri Oct 16 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... .REST OF TONIGHT...NW wind 10 to 20 kts backing W 5 to 10 kts after midnight. Waves 3 to 5 ft subsiding to 1 to 3 ft after midnight. Mostly clear. .SATURDAY...SW wind 10 to 15 kts increasing to 15 to 25 kts in the late morning and afternoon. Waves 2 to 4 ft building to 3 to 5 ft in the afternoon. Sunny. A Small Craft Advisory may be needed. .SATURDAY NIGHT...SW wind to 30 kts with gale force gusts to around 35 kts. Waves 4 to 7 ft. Clear. .SUNDAY...SW wind to 30 kts with gale force gusts to around 35 kts. Waves 4 to 7 ft. Sunny. $$ LMZ542-543-171000- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 956 PM CDT Fri Oct 16 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CDT SATURDAY... .REST OF TONIGHT...N wind 10 to 20 kts backing NW 5 to 10 kts after midnight. Waves 4 to 7 ft subsiding to 2 to 4 ft after midnight. Clear. .SATURDAY...SW wind 15 to 25 kts. Waves 2 to 4 ft. Sunny. .SATURDAY NIGHT...SW wind 15 to 25 kts. Waves 3 to 5 ft. Clear. .SUNDAY...SW wind 15 to 25 kts. Waves 4 to 7 ft. Sunny. $$ LMZ541-171000- Rock Island Passage to Sturgeon Bay WI- 956 PM CDT Fri Oct 16 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... .REST OF TONIGHT...N wind 15 to 25 kts decreasing to 10 to 15 kts, then backing NW after midnight. Waves 3 to 5 ft subsiding to 1 to 3 ft after midnight. Partly cloudy. .SATURDAY...W wind 10 to 15 kts backing SW 15 to 25 kts in the late morning and afternoon. Waves 2 to 4 ft building to 3 to 5 ft in the afternoon. Sunny. .SATURDAY NIGHT...SW wind to 30 kts with gale force gusts to around 35 kts. Waves 4 to 7 ft. Clear. .SUNDAY...SW wind to 30 kts. Waves 5 to 8 ft. Sunny. $$ See Lake Michigan Open Lake Forecast for Monday through Wednesday.