Great Lakes Forecast
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FZUS63 KMKX 172046
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
246 PM CST Sat Nov 17 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 30.5 inches will sink into the Central Plains
tonight into Sunday. Brisk westerly winds will develop later
Sunday into Sunday night, particularly across the north half of
the lake. Weak low pressure of 30.0 inches will then move from the
Dakotas through the Great Lakes Sunday and Monday. High pressure
of 30.3 inches will return to the area on Tuesday. A clipper
system with low pressure around 29.7 inches will roll across
southern Ontario Tuesday night.

LMZ261-362-364-366-563-565-567-868-180430-
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-
246 PM CST Sat Nov 17 2018

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TONIGHT...Northwest winds 10 to 20 kt backing to west 15 to 25
kt. Waves 2 to 4 ft.
.SUNDAY...West winds 15 to 25 kt increasing to 30 kt. Waves 3 to
5 ft building to 5 to 8 ft occasionally to 10 ft.
.SUNDAY NIGHT...West winds 10 to 20 kt. Chance of snow showers
overnight. Waves 4 to 6 ft occasionally to 8 ft subsiding to 1 to
3 ft.
.MONDAY...West winds 10 to 20 kt becoming northwest. Snow showers
in the morning, then chance of snow and rain showers in the
afternoon. Waves 3 to 5 ft.
.MONDAY NIGHT...North winds 10 to 20 kt. Chance of snow and rain
showers in the evening. Waves 4 to 6 ft occasionally to 8 ft.
.TUESDAY...Northwest winds 10 to 15 kt becoming west 10 to 20 kt.
Waves 3 to 5 ft subsiding to 2 to 4 ft.
.TUESDAY NIGHT...West winds 15 to 25 kt becoming northwest.
Chance of rain and snow showers. Waves 4 to 7 ft occasionally to
9 ft.
.WEDNESDAY...North winds 15 to 25 kt diminishing to 10 to 20 kt.
Waves 4 to 6 ft occasionally to 8 ft.
.THURSDAY...South winds 15 to 25 kt increasing to 30 kt. Waves
3 to 5 ft building to 5 to 8 ft occasionally to 10 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-180430-
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-
246 PM CST Sat Nov 17 2018

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TONIGHT...Northeast winds 10 to 20 kt becoming north 10 to
15 kt. Isolated snow showers. Waves 2 to 4 ft.
.SUNDAY...Northwest winds 10 to 15 kt becoming west 10 to 20 kt.
Waves 2 to 4 ft.
.SUNDAY NIGHT...West winds 10 to 20 kt becoming southwest. Waves
2 to 4 ft.
.MONDAY...Southwest winds 10 to 20 kt becoming west. Waves 3 to
5 ft.
.MONDAY NIGHT...Northwest winds 10 to 20 kt becoming north.
Chance of rain and snow showers in the evening. Waves 4 to 6 ft
occasionally to 8 ft.
.TUESDAY...North winds 10 to 20 kt becoming west. Waves 4 to 6 ft
occasionally to 8 ft subsiding to 3 to 5 ft.
.TUESDAY NIGHT...West winds to 30 kt. Chance of rain showers.
Waves 5 to 8 ft occasionally to 10 ft.
.WEDNESDAY...Northwest winds 10 to 20 kt becoming north. Waves
4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft.
.THURSDAY...Southeast winds 10 to 20 kt becoming south 15 to
25 kt. Waves 3 to 5 ft building to 4 to 7 ft occasionally to
9 ft.

$$

LMZ761-180430-
MAFOR 1722/
MICHIGAN NORTH 13720 11620 12630 12640. Waves 2 to 4 ft tonight.
Waves 4 to 7 ft occasionally to 9 ft building to 5 to 8 ft
occasionally to 10 ft Sunday.

MICHIGAN SOUTH 12120 13810 11710 12620. Waves 2 to 4 ft.

$$


Cronce

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

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



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