Great Lakes Forecast
Issued by NWS
Issued by NWS
564 FZUS63 KMKX 250215 GLFLM OPEN LAKE FORECAST for Lake Michigan National Weather Service Milwaukee/Sullivan WI 915 PM CDT Mon Jun 24 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... Modest south winds will develop this evening, becoming breezy late tonight into Tuesday morning as low pressure around 29.2 inches moves across northern Ontario. A line of thunderstorms with very gusty winds will move across Lake Michigan late tonight through early Tuesday morning. West winds on Tuesday will then shift to northerly on Wednesday following the passage of a cold front. High pressure around 30.0 inches will move across the lake Wednesday night through Friday morning, bringing pleasant weather. LMZ261-362-364-366-563-565-567-868-250915- 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- 915 PM CDT Mon Jun 24 2024 SHEBOYGAN WI TO PENTWATER MI NORTH... .REST OF TONIGHT...South winds 10 to 20 kt increasing to 30 kt. Showers likely with a chance of thunderstorms overnight. Waves 1 to 3 ft building to 4 to 6 ft occasionally to 8 ft. .TUESDAY...South winds to 30 kt becoming southwest 15 to 25 kt late in the morning, then diminishing to 10 to 20 kt early in the afternoon becoming southwest 10 to 20 kt late. Chance of showers and thunderstorms in the morning. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft. .TUESDAY NIGHT...West winds 10 to 20 kt veering to north. Waves 2 to 4 ft subsiding to 1 to 3 ft. .WEDNESDAY...North winds 10 to 20 kt increasing to 15 to 25 kt. Waves 2 to 4 ft. .WEDNESDAY NIGHT...North winds 10 to 20 kt diminishing to 10 to 15 kt. Waves 2 to 4 ft subsiding to 1 to 2 ft. .THURSDAY...North winds 5 to 10 kt backing to southwest 10 to 15 kt. Waves 1 to 2 ft. .THURSDAY NIGHT...South winds 5 to 10 kt becoming southeast 10 to 20 kt. Waves 1 to 2 ft. .FRIDAY...South winds 15 to 25 kt. Chance of showers. Waves 3 to 5 ft building to 4 to 6 ft occasionally to 8 ft. .SATURDAY...Southwest winds 10 to 20 kt becoming west 15 to 25 kt. Waves 3 to 5 ft. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-250915- 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- 915 PM CDT Mon Jun 24 2024 SHEBOYGAN WI TO PENTWATER MI SOUTH... .REST OF TONIGHT...Southeast winds 10 to 20 kt becoming south to 30 kt overnight. Showers likely with a chance of thunderstorms overnight. Waves 1 to 2 ft building to 4 to 6 ft occasionally to 8 ft. .TUESDAY...South winds to 30 kt becoming southwest late in the morning, then becoming southwest to 30 kt early in the afternoon becoming west 10 to 20 kt late. Chance of showers and thunderstorms in the morning. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft. .TUESDAY NIGHT...West winds 10 to 15 kt diminishing to 5 to 10 kt. Waves 2 to 4 ft subsiding to 1 to 3 ft. .WEDNESDAY...North winds 10 to 20 kt increasing to 15 to 25 kt. Waves 2 to 4 ft building to 3 to 5 ft. .WEDNESDAY NIGHT...North winds 10 to 20 kt diminishing to 10 to 15 kt. Waves 3 to 5 ft subsiding to 2 to 4 ft. .THURSDAY...Northeast winds 5 to 10 kt increasing to 10 to 15 kt. Waves 1 to 3 ft. .THURSDAY NIGHT...East winds 10 to 15 kt becoming southeast 10 to 20 kt. Waves 1 to 2 ft. .FRIDAY...South winds 15 to 25 kt. Chance of showers. Waves 3 to 5 ft building to 4 to 6 ft occasionally to 8 ft. .SATURDAY...Southwest winds 10 to 20 kt becoming west. Chance of showers. Waves 3 to 5 ft. $$ LMZ761-250915- MAFOR 2504/ MICHIGAN NORTH 11430 11446 11440 12530 11520 11620 11610. A chance of thunderstorms overnight and Tuesday morning. Waves 2 feet or less building to 3 to 5 feet overnight. Waves 3 to 6 feet subsiding to 2 to 4 feet Tuesday. Waves 2 to 4 feet subsiding to 1 to 3 feet Tuesday evening. MICHIGAN SOUTH 11430 11446 11440 12540 11520 12610. A chance of thunderstorms overnight and Tuesday morning. Waves 1 to 3 feet building to 3 to 5 feet overnight. Waves 4 to 7 feet subsiding to 2 to 4 feet Tuesday. Waves 1 to 3 feet Tuesday evening. $$ Wagner Experimental modernized open lake forecast is available online at weather.gov/mkx/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes