Great Lakes Forecast
Issued by NWS
Issued by NWS
752 FZUS63 KMKX 151413 GLFLM OPEN LAKE FORECAST for Lake Michigan National Weather Service Milwaukee/Sullivan WI 913 AM CDT Sat Jun 15 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... High pressure of 30.2 over Ontario will move into New England by tonight as low pressure of 29.5 deepens over the northern plains. East winds will become southeast at 20 knots or less. On Sunday the low will approach Lake Superior and south winds will increase. Gusts of 30 knots are expected. Another area of low pressure will approach from the central plains on Monday and Tuesday and south winds will continue. Winds may be brisk at times. A front will move through the lake sometime mid or late week. LMZ261-362-364-366-563-565-567-868-152115- 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- 913 AM CDT Sat Jun 15 2024 SHEBOYGAN WI TO PENTWATER MI NORTH... .REST OF TODAY...Southeast winds 10 to 15 kt increasing to 10 to 20 kt. Waves 1 to 2 ft. .TONIGHT...Southeast winds 10 to 20 kt increasing to 30 kt. Slight chance of showers. Waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft. .SUNDAY...Southeast winds to 30 kt becoming south. Showers with a chance of thunderstorms in the morning, then chance of showers and thunderstorms in the afternoon. Waves 6 to 9 ft occasionally to 12 ft. .SUNDAY NIGHT...South winds to 30 kt becoming southwest 10 to 20 kt overnight. Waves 4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft occasionally to 8 ft. .MONDAY...Southwest winds 10 to 20 kt becoming south. Waves 3 to 5 ft. .MONDAY NIGHT...South winds 10 to 20 kt. Waves 3 to 5 ft. .TUESDAY...South winds 15 to 25 kt. Waves 3 to 5 ft building to 4 to 6 ft occasionally to 8 ft. .WEDNESDAY...South winds 10 to 20 kt. Chance of showers and thunderstorms. Waves 3 to 5 ft. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-152115- Lake Michigan from Michigan City IN to St. Joseph MI 5 NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5 NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5 NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid Lake- Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to Mid Lake- 913 AM CDT Sat Jun 15 2024 SHEBOYGAN WI TO PENTWATER MI SOUTH... .REST OF TODAY...Southeast winds 10 to 20 kt. Waves 1 to 3 ft. .TONIGHT...Southeast winds 10 to 20 kt increasing to 30 kt. Waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft. .SUNDAY...South winds to 30 kt. Chance of showers in the morning. Waves 5 to 8 ft occasionally to 10 ft. .SUNDAY NIGHT...South winds 15 to 25 kt diminishing to 10 to 20 kt. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft. .MONDAY...South winds 10 to 20 kt. Waves 3 to 5 ft. .MONDAY NIGHT...South winds 10 to 20 kt. Waves 3 to 5 ft. .TUESDAY...South winds 15 to 25 kt. Waves 4 to 6 ft occasionally to 8 ft. .WEDNESDAY...South winds 10 to 20 kt. Waves 2 to 4 ft. $$ LMZ761-152115- MAFOR 1516/ MICHIGAN NORTH 12320 11310 11320 11330 11340 11346 11446. A chance of thunderstorms Sunday morning. Waves 2 feet or less this afternoon. Waves 1 to 3 feet building to 3 to 6 feet tonight. Waves 5 to 8 feet Sunday morning. MICHIGAN SOUTH 13320 12330 12340 11440. A chance of showers Sunday morning. Waves 2 feet or less this afternoon. Waves 1 to 3 feet building to 3 to 6 feet tonight. Waves 4 to 7 feet Sunday morning. $$ Kuroski Experimental modernized open lake forecast is available online at weather.gov/mkx/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes