Great Lakes Forecast
Issued by NWS
Issued by NWS
048 FZUS63 KMKX 060755 GLFLM OPEN LAKE FORECAST for Lake Michigan National Weather Service Milwaukee/Sullivan WI 255 AM CDT Mon May 6 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... Currently light and variable surface flow will begin to increase out of the east today, ultimately shifting out of the southeast from tonight through Tuesday morning as a 29.0 inch low pressure center develops over the northern Great Plains. An area of showers and embedded thunderstorms will approach from the west Tuesday morning, ultimately crossing the open waters during the afternoon hours. Said activity is not currently anticipated to be strong/severe. Additional shower and storm activity can`t be ruled out on Tuesday evening, though coverage will be more scattered compared to the afternoon round of rainfall. Any storms developing Tuesday evening would be capable of gusty winds and hail. Winds will turn out of the southwest Tuesday night as a 29.5 inch low pressure center moves from the open waters toward Lake Huron, prior to turning out of the northeast on Wednesday afternoon as a second area of 29.5 inch low pressure approaches from the central Great Plains. Additional showers and thunderstorms are possible as the second area of low pressure approaches. Winds will turn out of the north through the end of the week as high pressure builds into the Great Plains. LMZ261-362-364-366-563-565-567-868-061515- 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- 255 AM CDT Mon May 6 2024 SHEBOYGAN WI TO PENTWATER MI NORTH... .TODAY...East winds 5 to 10 kt becoming northeast. Waves 1 ft or less. .TONIGHT...Northeast winds 10 to 15 kt becoming southeast 10 to 20 kt. Waves 2 to 4 ft. .TUESDAY...Southeast winds 15 to 25 kt increasing to 30 kt. Rain showers likely in the afternoon. Waves 3 to 5 ft. .TUESDAY NIGHT...Southeast winds 15 to 25 kt veering to southwest 10 to 15 kt overnight. Chance of rain showers. Waves 3 to 5 ft subsiding to 1 to 3 ft. .WEDNESDAY...West winds 10 to 15 kt veering to northeast. Waves 1 to 2 ft. .WEDNESDAY NIGHT...Northeast winds 15 to 25 kt increasing to 30 kt. Chance of rain showers. Waves 1 to 3 ft building to 3 to 5 ft. .THURSDAY...Northeast winds to 30 kt becoming north. Chance of rain showers. Waves 4 to 6 ft occasionally to 8 ft. .FRIDAY...North winds 10 to 20 kt becoming northwest. Waves 2 to 4 ft. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-061515- Lake Michigan from Michigan City IN to St. Joseph MI 5 NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5 NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5 NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid Lake- Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to Mid Lake- 255 AM CDT Mon May 6 2024 SHEBOYGAN WI TO PENTWATER MI SOUTH... .TODAY...East winds 10 to 15 kt becoming northeast. Waves 1 to 2 ft. .TONIGHT...East winds 10 to 15 kt becoming southeast 10 to 20 kt. Waves 2 to 4 ft. .TUESDAY...Southeast winds 15 to 25 kt becoming south. Chance of rain showers in the morning, then chance of rain showers and thunderstorms in the afternoon. Waves 4 to 6 ft occasionally to 8 ft. .TUESDAY NIGHT...Southwest winds 10 to 15 kt. Chance of showers in the evening. Waves 2 to 4 ft subsiding to 1 to 3 ft. .WEDNESDAY...Southwest winds 10 to 15 kt backing to east. Waves 1 to 3 ft. .WEDNESDAY NIGHT...Northeast winds 15 to 25 kt increasing to 30 kt. Rain showers likely. Waves 1 to 3 ft building to 3 to 5 ft. .THURSDAY...Northeast winds to 30 kt becoming north. Chance of rain showers. Waves 4 to 7 ft occasionally to 9 ft. .FRIDAY...North winds 10 to 20 kt. Waves 4 to 6 ft occasionally to 8 ft. $$ LMZ761-061515- MAFOR 0610/ MICHIGAN NORTH 13200 12110 11210 11220 11320. Waves 1 foot or less today. Waves 1 to 3 feet tonight. MICHIGAN SOUTH 11110 12210 12110 12220 11320. Waves 2 feet or less today. Waves 1 to 3 feet tonight. $$ Quigley Experimental modernized open lake forecast is available online at weather.gov/mkx/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes