Great Lakes Forecast
Issued by NWS
Issued by NWS
418 FZUS63 KMKX 281945 GLFLM OPEN LAKE FORECAST for Lake Michigan National Weather Service Milwaukee/Sullivan WI 245 PM CDT Tue May 28 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... Scattered showers and thunderstorms are expected through the remainder of this afternoon and the first half of this evening, particularly over the southern two-thirds of the open waters. Widespread severe weather is unlikely, though a few storms could produce small hail and gusty winds. Breezy northerly winds will prevail on Wednesday, with gusts up to 20 knots possible during the afternoon hours. 30.2 inch high pressure will linger across the Great Lakes through late week, resulting in light & variable winds Thursday through Friday. 29.3 inch low pressure will build into central Canada this weekend, allowing winds to turn generally out of the south. Periods of showers and thunderstorms will return from Friday night through the beginning of next week. LMZ261-362-364-366-563-565-567-868-290330- 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- 245 PM CDT Tue May 28 2024 SHEBOYGAN WI TO PENTWATER MI NORTH... .TONIGHT...North winds 10 to 20 kt. Waves 1 to 3 ft. .WEDNESDAY...North winds 10 to 20 kt increasing to 15 to 25 kt. Waves 3 to 5 ft. .WEDNESDAY NIGHT...North winds 10 to 20 kt diminishing to 5 to 10 kt. Waves 2 to 4 ft subsiding to 1 ft or less. .THURSDAY...North winds 5 to 10 kt becoming northwest 10 to 15 kt. Waves 1 to 2 ft. .THURSDAY NIGHT...South winds 10 to 15 kt diminishing to 5 to 10 kt. Waves 1 ft or less. .FRIDAY...South winds 10 to 15 kt increasing to 10 to 20 kt. Waves 1 to 2 ft. .FRIDAY NIGHT...South winds 10 to 15 kt. Waves 1 to 2 ft. .SATURDAY...South winds 10 to 20 kt. Waves 1 to 3 ft. .SUNDAY...South winds 10 to 15 kt. Waves 1 to 2 ft. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-290330- Lake Michigan from Michigan City IN to St. Joseph MI 5 NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5 NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5 NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid Lake- Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to Mid Lake- 245 PM CDT Tue May 28 2024 SHEBOYGAN WI TO PENTWATER MI SOUTH... .TONIGHT...North winds 10 to 20 kt. Chance of showers and slight chance of thunderstorms. Waves 2 to 4 ft. .WEDNESDAY...North winds 10 to 20 kt increasing to 15 to 25 kt. Slight chance of showers in the morning. Waves 4 to 6 ft occasionally to 8 ft. .WEDNESDAY NIGHT...North winds 10 to 20 kt becoming northeast 5 to 10 kt. Waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft. .THURSDAY...Northeast winds 5 to 10 kt becoming north 10 to 15 kt. Waves 1 to 3 ft. .THURSDAY NIGHT...Northeast winds 10 to 15 kt becoming southeast 5 to 10 kt. Waves 1 to 2 ft. .FRIDAY...Southeast winds 10 to 15 kt increasing to 10 to 20 kt. Waves 1 to 2 ft. .FRIDAY NIGHT...Southeast winds 10 to 15 kt. Waves 1 to 2 ft. .SATURDAY...Southeast winds 10 to 20 kt. Chance of showers. Waves 1 to 3 ft. .SUNDAY...South winds 10 to 15 kt. Waves 1 to 2 ft. $$ LMZ761-290330- MAFOR 2822/ MICHIGAN NORTH 11820 11810 14820 12830. Waves 1 to 3 feet tonight. Waves 1 to 3 feet building to 2 to 4 feet Wednesday. MICHIGAN SOUTH 11816 14820 11820 12830. A chance of thunderstorms early this evening. Waves 1 to 3 feet tonight. Waves 2 to 4 feet building to 3 to 5 feet Wednesday. $$ Quigley Experimental modernized open lake forecast is available online at weather.gov/mkx/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes