Great Lakes Forecast
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FZUS63 KMKX 152030
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
230 PM CST Fri Feb 15 2019

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 30.3 inches will move eastward and become
centered over northern Minnesota by Saturday morning. This high
will then move across Lake Michigan tomorrow. Winds and waves will
continue to decrease tonight into Saturday as a result.

Low pressure of 29.7 inches will move from around the
Missouri/Arkansas border Sunday morning to the Ohio River Valley
Sunday evening, causing easterly winds across the lake and some
higher waves across western parts of the lake.

LMZ261-362-364-366-563-565-567-868-160415-
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-
230 PM CST Fri Feb 15 2019

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TONIGHT...Northwest winds to 30 kt becoming north 10 to 20 kt.
Slight chance of snow this evening. Freezing spray. Waves 4 to
7 ft occasionally to 9 ft.
.SATURDAY...North winds 10 to 15 kt. Freezing spray in the
morning. Waves 3 to 5 ft subsiding to 2 to 4 ft.
.SATURDAY NIGHT...Northeast winds 10 to 15 kt becoming east 10 to
20 kt. Freezing spray. Waves 2 to 4 ft.
.SUNDAY...East winds 10 to 20 kt becoming northeast 15 to 25 kt.
Chance of snow in the morning. Freezing spray. Waves 3 to 5 ft.
.SUNDAY NIGHT...Northeast winds 15 to 25 kt diminishing to 10 to
20 kt. Freezing spray. Waves 3 to 5 ft.
.MONDAY...Northeast winds 10 to 20 kt becoming north. Freezing
spray. Waves 2 to 4 ft.
.MONDAY NIGHT...North winds 10 to 15 kt backing to southwest.
Waves 1 to 2 ft.
.TUESDAY...West winds 10 to 15 kt. Chance of snow. Waves 1 ft or
less.
.WEDNESDAY...East winds 10 to 20 kt. Freezing spray. Chance of
snow. Waves 1 to 3 ft.

Wave forecast is for ice free areas

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-160415-
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-
230 PM CST Fri Feb 15 2019

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TONIGHT...Northwest winds 15 to 25 kt becoming north 10 to
20 kt. Freezing spray. Waves 4 to 7 ft occasionally to 9 ft.
.SATURDAY...Northeast winds 10 to 15 kt. Waves 3 to 5 ft
subsiding to 1 to 3 ft.
.SATURDAY NIGHT...East winds 10 to 20 kt. Freezing spray
overnight. Chance of snow overnight. Waves 1 to 3 ft building to
3 to 5 ft.
.SUNDAY...East winds 15 to 25 kt. Freezing spray in the morning.
Snow in the morning, then snow likely in the afternoon. Waves
4 to 6 ft occasionally to 8 ft.
.SUNDAY NIGHT...Northeast winds 10 to 20 kt. Chance of snow.
Waves 3 to 5 ft.
.MONDAY...Northeast winds 10 to 20 kt becoming north 10 to 15 kt.
Chance of snow in the morning. Waves 2 to 4 ft.
.MONDAY NIGHT...Northwest winds 10 to 15 kt diminishing to 5 to
10 kt. Waves 1 to 3 ft.
.TUESDAY...Northwest winds 10 to 15 kt becoming north. Waves 1 to
2 ft.
.WEDNESDAY...East winds 15 to 25 kt diminishing to 10 to 20 kt.
Snow likely. Waves 3 to 5 ft.

Wave forecast is for ice free areas

$$

LMZ761-160415-
MAFOR 1522/
MICHIGAN NORTH 12740 12830 11820 13810. Waves 4 to 7 ft
occasionally to 9 ft tonight. Waves 3 to 5 ft subsiding to 2 to 4
ft Saturday. Wave heights are for ice free areas.

MICHIGAN SOUTH 12730 11830 11820 11810 13110. Waves 4 to 7 ft
occasionally to 9 ft tonight. Waves 3 to 5 ft subsiding to 2 to 4
ft Saturday.

$$


DDV

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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