Great Lakes Forecast
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000
FZUS63 KMKX 171428
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
828 AM CST Sun Feb 17 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...

A surface ridge of 30.3 inches will remain across southern Canada
through the weekend. Low pressure will move across the Ohio River
Valley as a 29.8 inch low today and tonight. Brisk east to
northeast winds will occur over Lake Michigan along with high
waves across the western portion of the lake. Lighter winds will
return for Monday and Tuesday as high pressure of 30.7 inches
slides across the Great Lakes. Low pressure of 29.8 inches will
cross Lake Michigan on Wednesday and the eastern Great Lakes
Wednesday night. High pressure of 30.3 inches will return to the
Great Lakes later in the week. No gale force winds are expected
through Thursday.

LMZ261-362-364-366-563-565-567-868-172215-
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-
828 AM CST Sun Feb 17 2019

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TODAY...East winds 10 to 20 kt becoming northeast 15 to
25 kt. Freezing spray. Chance of snow. Waves 2 to 4 ft building
to 3 to 5 ft.
.TONIGHT...Northeast winds to 30 kt diminishing to 10 to 20 kt.
Freezing spray. Slight chance of snow. Waves 4 to 7 ft
occasionally to 9 ft.
.MONDAY...Northeast winds 10 to 20 kt becoming north. Freezing
spray. Waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to
4 ft.
.MONDAY NIGHT...North winds 10 to 20 kt becoming northwest 5 to
10 kt overnight. Freezing spray. Waves 2 to 4 ft subsiding to
1 to 2 ft.
.TUESDAY...West winds 10 to 15 kt becoming southwest. Freezing
spray in the morning. Waves 1 to 2 ft.
.TUESDAY NIGHT...Southwest winds 10 to 15 kt becoming south 10 to
20 kt. Chance of snow. Waves 1 to 3 ft.
.WEDNESDAY...Southeast winds 15 to 25 kt. Freezing spray. Snow.
Waves 2 to 4 ft.
.THURSDAY...West winds 10 to 20 kt diminishing to 10 to 15 kt.
Waves 1 to 3 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-172215-
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-
828 AM CST Sun Feb 17 2019

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TODAY...East winds 15 to 25 kt becoming northeast 10 to
20 kt. Snow. Waves 4 to 6 ft occasionally to 8 ft.
.TONIGHT...Northeast winds 15 to 25 kt diminishing to 10 to
20 kt. Snow in the evening, then chance of snow overnight. Waves
4 to 6 ft occasionally to 8 ft.
.MONDAY...Northeast winds 10 to 20 kt becoming north. Chance of
snow in the morning. Waves 4 to 6 ft occasionally to 8 ft
subsiding to 2 to 4 ft.
.MONDAY NIGHT...North winds 10 to 20 kt becoming northwest 5 to
10 kt overnight. Waves 2 to 4 ft.
.TUESDAY...West winds 10 to 15 kt becoming south 5 to 10 kt.
Waves 1 to 2 ft.
.TUESDAY NIGHT...Southeast winds 10 to 20 kt increasing to 30 kt.
Chance of snow. Waves 1 to 2 ft building to 2 to 4 ft.
.WEDNESDAY...Southeast winds to 30 kt becoming south 15 to 25 kt.
Snow, chance of rain and light freezing rain. Waves 4 to 6 ft
occasionally to 8 ft.
.THURSDAY...West winds 10 to 20 kt diminishing to 10 to 15 kt.
Waves 1 to 3 ft.

$$

LMZ761-172215-
MAFOR 1716/
MICHIGAN NORTH 11220 11120 13130 13120. Chance of snow this
afternoon and evening. Waves 2 to 4 ft building to 3 to 5 ft this
afternoon. Waves 4 to 7 ft occasionally to 9 ft tonight and
Monday morning. Wave heights are for ice free areas.

MICHIGAN SOUTH 11237 11227 13137 12120 11820. Chance of snow
overnight and Monday morning. Waves 4 to 6 ft occasionally to 8
ft.

$$


Boxell

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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