Great Lakes Forecast
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FZUS63 KLOT 141943
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
243 PM CDT Thu Jun 14 2018

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 30.1 inches is centered over Lake
Michigan this afternoon and will build across the mid Atlantic
Coast over the weekend. A 29.4 inch low will move across the
Canadian Prairies Friday to Hudson Bay Saturday while a trailing
cold front gradually sags south across Lake Michigan Monday. A
30.0 inch high will build across the northern Great Plains Tuesday
and Wednesday.

LMZ261-362-364-366-563-565-567-868-150315-
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-
243 PM CDT Thu Jun 14 2018

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TONIGHT...Variable winds 5 to 10 kt becoming southeast. Waves 1
ft or less.
.FRIDAY...Southeast winds 10 to 15 kt increasing to 10 to 20 kt.
Chance of showers and thunderstorms. Waves 1 to 3 ft.
.FRIDAY NIGHT...Southeast winds 10 to 20 kt becoming south.
Chance of showers and thunderstorms. Areas of fog overnight.
Waves 2 to 4 ft.
.SATURDAY...South winds 10 to 20 kt. Chance of showers and
thunderstorms in the morning. Areas of fog. Waves 2 to 4 ft.
.SATURDAY NIGHT...South winds 10 to 20 kt becoming southwest.
Areas of fog. Chance of showers and thunderstorms. Waves 2 to
4 ft.
.SUNDAY...Southwest winds 10 to 15 kt increasing to 10 to 20 kt.
Waves 2 to 4 ft.
.SUNDAY NIGHT...Southwest winds 10 to 20 kt becoming west. Chance
of showers and thunderstorms. Waves 3 to 5 ft.
.MONDAY...Northwest winds 10 to 20 kt becoming north. Chance of
showers and thunderstorms. Waves 3 to 5 ft.
.TUESDAY...Northeast winds 10 to 20 kt diminishing to 10 to
15 kt. Waves 2 to 4 ft subsiding to 1 to 3 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-150315-
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-
243 PM CDT Thu Jun 14 2018

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TONIGHT...Variable winds 5 to 10 kt becoming southeast. Waves 1
ft or less.
.FRIDAY...Southeast winds 10 to 15 kt increasing to 10 to 20 kt.
Slight chance of showers and thunderstorms in the morning. Waves
1 to 3 ft.
.FRIDAY NIGHT...Southeast winds 10 to 20 kt becoming south.
Chance of showers and thunderstorms. Areas of fog overnight.
Waves 2 to 4 ft.
.SATURDAY...South winds 10 to 20 kt. Areas of fog. Waves 2 to
4 ft.
.SATURDAY NIGHT...South winds 10 to 20 kt becoming southwest.
Areas of fog. Waves 2 to 4 ft.
.SUNDAY...Southwest winds 10 to 20 kt. Waves 2 to 4 ft.
.SUNDAY NIGHT...Southwest winds 10 to 20 kt. Waves 2 to 4 ft.
.MONDAY...West winds 10 to 20 kt becoming northwest. Chance of
showers and thunderstorms. Waves 3 to 5 ft.
.TUESDAY...Northeast winds 10 to 20 kt becoming north. Waves 2 to
4 ft.

$$

LMZ761-150315-
MAFOR 1421/
MICHIGAN NORTH 12900 13300 12310 11320. Chance of showers and
thunderstorms Friday. Waves 1 ft or less tonight. Waves 1 to 3 ft
Friday.

MICHIGAN SOUTH 12900 13300 12310 11320. Waves 1 ft or less
tonight. Waves 1 to 3 ft Friday.

$$

BMD

Experimental modernized open lake forecast is available online at
weather.gov/lot/glftable

Graphical marine forecasts are available online at:
weather.gov/greatlakes



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