Great Lakes Forecast
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FZUS63 KMKX 122046
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
246 PM CST Mon Nov 12 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...

Weak low pressure of 30.1 inches over eastern Ontario will move
over James Bay tonight. Strong high pressure of 30.7 inches over
the Dakotas will move into the southern Plains on Tuesday, and
then into the eastern Great Lakes region on Wednesday. Low
pressure of 29.9 inches will remain well southeast of the region
Wednesday night and Thursday. Winds will remain northwest into
Tuesday, and will become southwest on Wednesday. The southwest
winds will then increase Wednesday night into Thursday.

LMZ261-362-364-366-563-565-567-868-130430-
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 Mon Nov 12 2018

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TONIGHT...Northwest winds 10 to 20 kt increasing to 15 to 25 kt.
Isolated snow showers this evening, then scattered snow showers
overnight. Waves 4 to 6 ft occasionally to 8 ft.
.TUESDAY...Northwest winds 15 to 25 kt becoming west. Scattered
snow showers. Waves 4 to 6 ft occasionally to 8 ft.
.TUESDAY NIGHT...West winds 15 to 25 kt diminishing to 10 to
20 kt. Waves 4 to 7 ft occasionally to 9 ft.
.WEDNESDAY...West winds 10 to 20 kt becoming southwest. Waves
3 to 5 ft.
.WEDNESDAY NIGHT...Southwest winds to 30 kt. Waves 5 to 8 ft
occasionally to 10 ft building to 7 to 10 ft occasionally to
13 ft.
.THURSDAY...Southwest winds to 30 kt. Waves 7 to 10 ft
occasionally to 13 ft.
.THURSDAY NIGHT...Southwest winds 15 to 25 kt diminishing to
10 to 20 kt. Chance of rain. Waves 4 to 7 ft occasionally to 9 ft
subsiding to 3 to 5 ft.
.FRIDAY...West winds 15 to 25 kt becoming northwest. Chance of
rain. Waves 4 to 6 ft occasionally to 8 ft building to 4 to 7 ft
occasionally to 9 ft.
.SATURDAY...Northwest winds 10 to 20 kt. Chance of snow and rain.
Waves 4 to 6 ft occasionally to 8 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-130430-
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 Mon Nov 12 2018

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TONIGHT...Northwest winds 15 to 25 kt increasing to 30 kt.
Scattered rain and snow showers this evening, then scattered snow
showers overnight. Waves 4 to 6 ft occasionally to 8 ft building
to 4 to 7 ft occasionally to 9 ft.
.TUESDAY...Northwest winds to 30 kt diminishing to 15 to 25 kt.
Scattered snow showers. Waves 5 to 8 ft occasionally to 10 ft.
.TUESDAY NIGHT...Northwest winds 15 to 25 kt diminishing to 10 to
20 kt. Waves 4 to 6 ft occasionally to 8 ft.
.WEDNESDAY...West winds 10 to 15 kt becoming southwest 10 to
20 kt. Waves 3 to 5 ft subsiding to 1 to 3 ft.
.WEDNESDAY NIGHT...South winds 10 to 20 kt increasing to 15 to
25 kt. Waves 4 to 6 ft occasionally to 8 ft.
.THURSDAY...South winds 15 to 25 kt. Waves 4 to 6 ft occasionally
to 8 ft.
.THURSDAY NIGHT...Southwest winds 10 to 20 kt becoming west 15 to
25 kt. Chance of rain. Waves 3 to 5 ft.
.FRIDAY...West winds to 30 kt. Waves 4 to 6 ft occasionally to
8 ft building to 5 to 8 ft occasionally to 10 ft.
.SATURDAY...Northwest winds 10 to 20 kt. Waves 4 to 6 ft
occasionally to 8 ft.

$$

LMZ761-130430-
MAFOR 1222/
MICHIGAN NORTH 11720 15730 11730. Scattered snow showers
overnight and Tuesday. Waves 2 to 4 ft building to 4 to 6 ft
occasionally to 8 ft tonight. Waves 4 to 6 ft occasionally to 8
ft subsiding to 3 to 5 ft Tuesday.

MICHIGAN SOUTH 14730 14740. Scattered rain and snow showers this
evening, then scattered snow showers overnight. Scattered snow
showers Tuesday. Waves 3 to 5 ft building to 4 to 7 ft
occasionally to 9 ft tonight. Waves 5 to 8 ft occasionally to 10
ft subsiding to 4 to 7 ft occasionally to 9 ft Tuesday.

$$
Wood

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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