Station List
FZUS63 KMKX 121949
GLFLM
OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
249 PM CDT Fri Jul 12 2024
FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON Lake Michigan.
Waves are provided as a range of significant wave heights, whichis the average of the highest 1/3 of the wave, along with theaverage height of the highest 10% of the waves which willoccasionally be encountered.
SYNOPSIS
Light winds will continue through tonight as high pressure around30.1 inches dominates. Winds become southerly tonight intoSaturday, with isolated showers and storms possible over the openwaters Saturday afternoon and evening, with better chances forshowers and storms arriving Sunday and Monday as 29.5 inch lowpressure develops over Ontario. A few storms could become severeon Sunday and Monday as storms move northwest to southeast. Windswill turn out of the west and northwest on Tuesday as a trailing coldfront moves across the open waters.
LMZ261-362-364-366-563-565-567-868-130330
Lake Michigan from Seul Choix Point to Rock Island Passage 5 NMoffshore to Mid Lake
Lake Michigan South of a line from Seul Choix Point to theMackinac Bridge and north of a line from Charlevoix MI to SouthFox Island 5 NM offshore
Lake Michigan from Charlevoix to Point Betsie MI 5 NM offshore toMid Lake
Lake Michigan from Point Betsie to Manistee MI 5 NM offshore toMid Lake
Lake Michigan from Rock Island Passage to Sturgeon Bay WI
Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore toMid Lake
Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore toMid Lake
Lake Michigan from Pentwater to Manistee MI 5 NM offshore to MidLake
249 PM CDT Fri Jul 12 2024
SHEBOYGAN WI TO PENTWATER MI NORTH...
TONIGHT
Southwest winds 10 to 15 kt becoming south 5 to 10 kt.Waves 1 to 2 ft.
SATURDAY
South winds 5 to 10 kt increasing to 10 to 20 kt.Waves 1 to 2 ft.
SATURDAY NIGHT
South winds 10 to 20 kt diminishing to 10 to15 kt. Showers likely with a chance of thunderstorms overnight.Waves 1 to 3 ft.
SUNDAY
Southwest winds 10 to 20 kt becoming south. Chance ofshowers in the morning. Waves 1 to 3 ft.
SUNDAY NIGHT
Southwest winds 10 to 20 kt becoming south 5 to10 kt overnight. Waves 1 to 3 ft.
MONDAY
South winds 10 to 15 kt increasing to 10 to 20 kt.Waves 1 to 2 ft.
MONDAY NIGHT
Southwest winds 10 to 20 kt becoming west 10 to15 kt. Chance of showers and thunderstorms. Waves 1 to 3 ft.
TUESDAY
Northwest winds 10 to 20 kt becoming west. Waves 1 to3 ft.
WEDNESDAY
North winds 10 to 20 kt. Waves 1 to 3 ft.
LMZ080-669-671-673-675-777-779-870-872-874-876-878-130330
Lake Michigan from Michigan City IN to St. Joseph MI 5 NMoffshore to Mid Lake
Lake Michigan from Sheboygan to Port Washington WI 5 NM offshoreto Mid Lake
Lake Michigan from Port Washington to North Point Light WI 5 NMoffshore to Mid Lake
Lake Michigan from North Point Light to Wind Point WI 5 NMoffshore to Mid Lake
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NMoffshore to Mid Lake
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NMoffshore to Mid Lake
Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NMoffshore to Mid Lake
Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to MidLake
Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore toMid Lake
Lake Michigan from Holland to Grand Haven MI 5 NM offshore to MidLake
Lake Michigan from South Haven to Holland MI 5 NM offshore to MidLake
Lake Michigan from St. Joseph to South Haven MI 5 NM offshore toMid Lake
249 PM CDT Fri Jul 12 2024
SHEBOYGAN WI TO PENTWATER MI SOUTH...
TONIGHT
Northeast winds 5 to 10 kt veering to south. Waves1 ft or less.
SATURDAY
South winds 5 to 10 kt becoming southeast. Waves 1 to2 ft.
SATURDAY NIGHT
Southeast winds 10 to 15 kt becoming south.Chance of showers and thunderstorms overnight. Waves 1 to 3 ft.
SUNDAY
South winds 10 to 20 kt. Waves 1 to 3 ft.
SUNDAY NIGHT
Southwest winds 10 to 20 kt diminishing to 10 to15 kt. Chance of showers and thunderstorms. Waves 1 to 3 ft.
MONDAY
Southwest winds 10 to 20 kt becoming south. Waves 1 to3 ft.
MONDAY NIGHT
Southwest winds 10 to 20 kt diminishing to 10 to15 kt. Chance of showers and thunderstorms. Waves 1 to 3 ft.
TUESDAY
West winds 10 to 20 kt becoming northwest. Waves 1 to3 ft.
WEDNESDAY
North winds 10 to 15 kt increasing to 10 to 20 kt.Waves 1 to 3 ft.
LMZ761-130330
MAFOR 1222/MICHIGAN NORTH 12510 13400 13410. Waves 2 feet or less.
MICHIGAN SOUTH 11110 11200 11300 13400 11410 11310. Waves 2 feetor less.
MH
Experimental modernized open lake forecast is available online atweather.gov/mkx/glftable
Graphical marine forecasts are available online at:weather.gov/greatlakes
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