FZUS63 KMKX 291952 GLFLM OPEN LAKE FORECAST for Lake Michigan National Weather Service Milwaukee/Sullivan WI 252 PM CDT Sun Mar 29 2020 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 of 29.2 inches over northeastern Wisconsin will continue to progress northeast, moving over the upper peninsula of Michigan this evening. This will result in changeable conditions over the next 12 to 18 hours. Southwest winds will continue across much of Lake Michigan this afternoon, shifting to the west and then northwest this evening and overnight. Gales are expected over the southern half of the lake through the mid evening hours. Northwest winds will be just below gales over the northern portion of the lake late this evening and overnight. Wind speeds will gradually decrease through the day Monday as high pressure of 30.2 enters from the northwest. && LMZ261-362-364-366-563-565-567-868-300330- 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- 252 PM CDT Sun Mar 29 2020 SHEBOYGAN WI TO PENTWATER MI NORTH... .TONIGHT...West winds to 30 kt becoming northwest. Patchy fog this evening. Scattered rain showers. Waves 6 to 9 ft occasionally to 12 ft. .MONDAY...Northwest gales to 35 kt becoming north to 30 kt. Isolated rain showers in the morning. Waves 6 to 9 ft occasionally to 12 ft. .MONDAY NIGHT...North winds to 30 kt diminishing to 10 to 20 kt. Waves 4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft occasionally to 8 ft. .TUESDAY...North winds 10 to 20 kt. Waves 3 to 5 ft subsiding to 2 to 4 ft. .TUESDAY NIGHT...Northeast winds 10 to 15 kt. Waves 2 to 4 ft subsiding to 1 to 3 ft. .WEDNESDAY...Northeast winds 5 to 10 kt becoming north. Waves 1 to 2 ft. .WEDNESDAY NIGHT...Northeast winds 5 to 10 kt diminishing to less than 10 kt. Waves nearly calm. .THURSDAY...Northeast winds 5 to 10 kt. Waves 1 ft or less. .FRIDAY...Southeast winds 10 to 20 kt. Chance of rain. Waves 2 to 4 ft. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-300330- 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- 252 PM CDT Sun Mar 29 2020 SHEBOYGAN WI TO PENTWATER MI SOUTH... ...GALE WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...West gales to 40 kt diminishing to gales to 35 kt late this evening, then diminishing to 30 kt after midnight becoming northwest late. Scattered rain showers this evening, then isolated rain showers overnight. Waves 8 to 12 ft occasionally to 16 ft subsiding to 6 to 9 ft occasionally to 12 ft. .MONDAY...Northwest winds to 30 kt becoming north. Waves 6 to 9 ft occasionally to 12 ft. .MONDAY NIGHT...North winds to 30 kt diminishing to 10 to 20 kt. Waves 4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft occasionally to 8 ft. .TUESDAY...North winds 10 to 20 kt. Waves 4 to 6 ft occasionally to 8 ft. .TUESDAY NIGHT...North winds 10 to 20 kt diminishing to 10 to 15 kt. Waves 3 to 5 ft. .WEDNESDAY...North winds 5 to 10 kt. Waves 1 to 3 ft. .WEDNESDAY NIGHT...Northeast winds 5 to 10 kt becoming east. Waves 1 to 2 ft. .THURSDAY...Southeast winds 5 to 10 kt increasing to 10 to 15 kt. Waves 1 to 2 ft. .FRIDAY...Southeast winds 10 to 20 kt. Chance of rain. Waves 3 to 5 ft. $$ LMZ761-300330- MAFOR 2921/ MICHIGAN NORTH 11546 11746 12740 11750 12850 11840. Scattered rain showers tonight. Waves 5 to 8 feet tonight. Waves 5 to 9 feet Monday. MICHIGAN SOUTH...GALE WARNING IN EFFECT...11550 11650 12640 13740 11840. Scattered rain showers this evening. Waves 9 to 12 feet subsiding to 4 to 7 feet tonight. Waves 5 to 8 feet Monday. $$ Gagan Experimental modernized open lake forecast is available online at weather.gov/mkx/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes