LMZ366 Expires:202511072215;;002981 Fzus63 Kmkx 071425 Glflm
open lake forecast for lake michigan national weather service milwaukee/sullivan wi 825 am cst Fri nov 7 2025
for waters beyond five nautical miles of shore on lake michigan.
waves are provided as a range of significant wave heights, which is the average of the highest 1/3 of the wave, along with the average height of the highest 10% of the waves which will occasionally be encountered.
Synopsis..
low pressure around 29.4 inches over eastern lake superior this morning will deepen slightly as it moves to southwest quebec by early this evening. Brisk westerly winds are expected for the remainder of the morning, but will remain below gales. A cold front will then shift winds to northwesterly this afternoon then northerly tonight, but with diminishing winds as weak high pressure builds into northern wisconsin.
another low pressure area will develop and track from illinois across the northern ohio river valley Saturday night and the mid atlantic states on Sunday. North to northwest gales may develop later Saturday night into Sunday across the southern half of the open waters. Northwest to north winds remain gusty into Monday, with some gales possible.
lmz261-362-364-366-563-565-567-868-072215- lake michigan from seul choix point to rock island passage 5 nm offshore to mid lake- lake michigan south of a line from seul choix point to the mackinac bridge and north of a line from charlevoix mi to south fox island 5 nm offshore- lake michigan from charlevoix to point betsie mi 5 nm offshore to mid lake- lake michigan from point betsie to manistee mi 5 nm offshore to mid lake- lake michigan from rock island passage to sturgeon bay wi- lake michigan from sturgeon bay to two rivers wi 5 nm offshore to mid lake- lake michigan from two rivers to sheboygan wi 5 nm offshore to mid lake- lake michigan from pentwater to manistee mi 5 nm offshore to mid lake- 825 am cst Fri nov 7 2025
sheboygan wi to pentwater mi north...
Rest of today..West winds to 30 kt becoming northwest. Slight chance of rain. Waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 7 ft occasionally to 9 ft.
Tonight..North winds to 30 kt diminishing to 10 to 15 kt. Slight chance of rain in the evening. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft.
Saturday..North winds 5 to 10 kt. Waves 2 to 4 ft subsiding to 1 to 2 ft.
Saturday night..North winds 10 to 20 kt increasing to 15 to 25 kt. Rain and snow likely. Waves 1 to 3 ft building to 4 to 6 ft occasionally to 8 ft.
Sunday..North winds to 30 kt. Chance of snow showers in the morning, then snow showers likely in the afternoon. Waves 6 to 9 ft occasionally to 12 ft.
Sunday night..North winds to 30 kt. Snow showers likely. Waves 7 to 10 ft occasionally to 13 ft.
Monday..North winds to 30 kt becoming northwest. Chance of snow showers. Waves 7 to 10 ft occasionally to 13 ft.
Tuesday..Southwest winds to 30 kt. Chance of rain and snow. Waves 8 to 11 ft occasionally to 14 ft building to 10 to 14 ft occasionally to 18 ft.