Expires:202405110315;;983263 FZUS63 KMKX 101941 GLFLM OPEN LAKE FORECAST for Lake Michigan National Weather Service Milwaukee/Sullivan WI 241 PM CDT Fri May 10 2024 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... A wave of low pressure around 29.6 inches will move across northern Lake Michigan tonight, then deepen slightly and slow down over northern lower Michigan on Saturday. It will drag a cold front across the lake tonight. Modest southerly winds will shift to northwest with the frontal passage and continue through Saturday. A ridge of high pressure averaging 29.9 inches will then move across the lake Saturday evening, with south winds returning and becoming breezy after it passes for Sunday. LMZ080-669-671-673-675-777-779-870-872-874-876-878-110315- Lake Michigan from Michigan City IN to St. Joseph MI 5 NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5 NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5 NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid Lake- Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to Mid Lake- 241 PM CDT Fri May 10 2024 SHEBOYGAN WI TO PENTWATER MI SOUTH... .TONIGHT...South winds 10 to 20 kt veering to west. Showers this evening, then chance of showers overnight. Waves 2 to 4 ft. .SATURDAY...Northwest winds 10 to 20 kt becoming north. Waves 3 to 5 ft. .SATURDAY NIGHT...West winds 10 to 15 kt becoming southwest 5 to 10 kt. Waves 2 to 4 ft subsiding to 1 to 2 ft. .SUNDAY...South winds 10 to 20 kt increasing to 15 to 25 kt. Waves 2 to 4 ft building to 4 to 7 ft occasionally to 9 ft. .SUNDAY NIGHT...Southwest winds 15 to 25 kt diminishing to 10 to 20 kt. Showers likely with a chance of thunderstorms in the evening, then chance of showers and thunderstorms overnight. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft. .MONDAY...West winds 10 to 15 kt becoming north 10 to 20 kt. Chance of showers. Waves 2 to 4 ft. .MONDAY NIGHT...Northeast winds 10 to 20 kt increasing to 15 to 25 kt. Chance of rain showers. Waves 2 to 4 ft building to 3 to 5 ft. .TUESDAY...Northeast winds 15 to 25 kt becoming north. Waves 3 to 5 ft. .WEDNESDAY...Northeast winds 10 to 20 kt becoming north. Waves 2 to 4 ft. $$