Great Lakes Forecast
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FZUS63 KLOT 161359
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
859 AM CDT Fri Jun 16 2017

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...A 29.4 inch low over eastern Manitoba will slowly
move east northeast and reach James Bay with a pressure of around
29.5 inches by early Saturday. A trough of low pressure averaging
29.5 inches will reach the western Great Lakes Saturday. A low of
29.5 inches will reach Lake Michigan Saturday night, and then lift
northeast to Ontario Sunday morning. As this low slowly moves to
Quebec into early next week, weak high pressure of 30.0 inches
will spread across the central Plains.

LMZ261-362-364-366-563-565-162130-
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-
859 AM CDT Fri Jun 16 2017

TWO RIVERS WI TO MANISTEE MI NORTH...

.REST OF TODAY...South winds 10 to 20 kt. Waves 1 to 3 ft this
morning, increasing to 2 to 4 ft.
.TONIGHT...South winds 10 to 20 kt diminishing to 10 to 15 kt late.
Chance of showers and thunderstorms. Waves 2 to 4 ft.
.SATURDAY...South winds 10 to 15 kt increasing to 10 to 20 kt.
Chance of showers and thunderstorms. Waves 1 to 2 ft.
.SATURDAY NIGHT...South winds 10 to 15 kt becoming southwest
10 to 20 kt. Chance of showers and thunderstorms in the evening...
then showers likely overnight. Waves 1 to 3 ft.
.SUNDAY...Southwest winds 10 to 20 kt becoming west. Chance of
showers. Waves 2 to 4 ft.
.SUNDAY NIGHT...West winds 10 to 20 kt diminishing to 10 to
15 kt. Waves 1 to 3 ft.
.MONDAY...West winds 10 to 15 kt. Chance of showers. Waves 1 to
2 ft.
.TUESDAY...Southwest winds 10 to 15 kt. Chance of showers and
thunderstorms. Waves 1 to 2 ft.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-162130-
Lake Michigan from Michigan City IN to St. Joseph MI 5 NM
offshore to Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 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 Pentwater to Manistee MI 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-
859 AM CDT Fri Jun 16 2017

TWO RIVERS WI TO MANISTEE MI SOUTH...

.REST OF TODAY...Southwest winds 10 to 20 kt becoming south.
Isolated showers this morning...then slight chance of showers and
thunderstorms this afternoon. Waves 1 to 3 ft.
.TONIGHT...South winds 10 to 20 kt. Chance of showers and
thunderstorms. Waves 1 to 3 ft.
.SATURDAY...South winds 10 to 20 kt diminishing to 10 to 15 kt.
Chance of showers and thunderstorms. Waves 1 to 2 ft.
.SATURDAY NIGHT...Southwest winds 10 to 20 kt. Showers and
thunderstorms likely in the evening...then chance of showers and
thunderstorms overnight. Waves 2 to 4 ft building to 3 to 5 ft.
.SUNDAY...West winds 10 to 20 kt. Waves 2 to 4 ft.
.SUNDAY NIGHT...West winds 10 to 20 kt. Waves 1 to 3 ft.
.MONDAY...West winds 10 to 20 kt. Waves 1 to 3 ft.
.TUESDAY...Southwest winds 10 to 15 kt. Chance of showers and
thunderstorms. Waves 1 to 2 ft.

$$
LMZ761-162130-
MAFOR 1615/
MICHIGAN NORTH 15420 12410. Chance of showers and thunderstorms
tonight and Saturday morning. Waves increasing to 2 to 4 ft today
and tonight. Waves 1 to 3 ft Saturday morning.

MICHIGAN SOUTH 12520 15420. Chance of showers and thunderstorms
tonight and Saturday morning. Waves 1 to 3 ft.

$$


KMD

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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