Great Lakes Forecast
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110
FZUS63 KMKX 192051
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
251 PM CST Tue Feb 19 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 30.7 inches over the Eastern Great Lakes will
move into New England tonight. Generally light winds are expected
on Lake Michigan into this evening.

Low pressure of 29.6 inches will then move from the Southern
Plains to south central Wisconsin tonight into Wednesday, then
into Ontario and Quebec Wednesday Night and Thursday. Gusty east
to southeast winds are expected later tonight into Wednesday, with
gusty southwest to west winds Wednesday night into Thursday. A few
gusts may reach gale force Wednesday into Wednesday night.

High pressure of 30.3 inches will then move from the northern
Plains into Wisconsin Thursday, and into the Eastern Great Lakes
Friday. Lighter winds are expected Thursday night into Friday.

LMZ261-362-364-366-563-565-567-868-200415-
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-
251 PM CST Tue Feb 19 2019

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TONIGHT...Southwest winds 10 to 20 kt backing to southeast.
Slight chance of snow overnight. Waves 2 to 4 ft.
.WEDNESDAY...Southeast winds 15 to 25 kt increasing to 30 kt.
Snow with a chance of light freezing rain in the morning, then
snow and light freezing rain in the afternoon. Waves 3 to 5 ft
building to 4 to 7 ft occasionally to 9 ft.
.WEDNESDAY NIGHT...Southeast winds to 30 kt veering to west.
Snow, rain with a chance of light freezing rain in the evening,
then chance of snow overnight. Waves 4 to 7 ft occasionally to
9 ft.
.THURSDAY...West winds to 30 kt diminishing to 15 to 25 kt. Waves
4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft
occasionally to 8 ft.
.THURSDAY NIGHT...West winds 10 to 20 kt diminishing to 10 to
15 kt. Waves 2 to 4 ft subsiding to 1 to 3 ft.
.FRIDAY...West winds 5 to 10 kt becoming south 10 to 15 kt. Waves
1 to 2 ft.
.FRIDAY NIGHT...Southeast winds 10 to 20 kt. Chance of snow.
Waves 1 to 2 ft building to 2 to 4 ft.
.SATURDAY...East winds 10 to 20 kt. Chance of snow and rain.
Waves 2 to 4 ft.
.SUNDAY...North gales to 40 kt becoming northwest. Snow and rain.
Waves 8 to 11 ft occasionally to 14 ft building to 8 to 12 ft
occasionally to 16 ft.

Wave forecast is for ice free areas

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-200415-
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-
251 PM CST Tue Feb 19 2019

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TONIGHT...Southeast winds 10 to 15 kt becoming east 15 to 25 kt.
Chance of snow and light freezing rain overnight. Waves 1 to 3 ft
building to 3 to 5 ft.
.WEDNESDAY...East winds to 30 kt becoming south. Snow and light
freezing rain in the morning, then rain and light freezing rain
in the afternoon. Waves 4 to 7 ft occasionally to 9 ft building
to 6 to 9 ft occasionally to 12 ft.
.WEDNESDAY NIGHT...Southwest winds to 30 kt becoming west. Chance
of rain in the evening. Waves 5 to 8 ft occasionally to 10 ft.
.THURSDAY...West winds to 30 kt diminishing to 15 to 25 kt. Waves
4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft.
.THURSDAY NIGHT...West winds 10 to 20 kt becoming northwest 10 to
15 kt. Waves 2 to 4 ft subsiding to 1 to 2 ft.
.FRIDAY...East winds 5 to 10 kt becoming southeast 10 to 15 kt.
Waves 1 ft or less.
.FRIDAY NIGHT...Southeast winds 10 to 20 kt. Chance of snow.
Waves 2 to 4 ft.
.SATURDAY...East winds 10 to 20 kt increasing to 15 to 25 kt.
Rain and snow likely. Waves 2 to 4 ft subsiding to 1 to 3 ft.
.SUNDAY...West gales to 40 kt. Rain and snow likely. Waves 8 to
11 ft occasionally to 14 ft building to 8 to 12 ft occasionally
to 16 ft.

Wave forecast is for ice free areas

$$

LMZ761-200415-
MAFOR 1922/
MICHIGAN NORTH 13510 11410 11320 11347 12247. Chance of light
freezing rain Wednesday morning. Waves 2 to 4 ft tonight. Waves 3
to 5 ft building to 5 to 8 ft occasionally to 10 ft Wednesday.
Wave heights are for ice free areas.

MICHIGAN SOUTH 11300 11310 12320 12247 12346. Chance of snow and
light freezing rain overnight. Waves 2 to 4 ft building to 4 to 6
ft occasionally to 8 ft tonight. Waves 4 to 7 ft occasionally to
9 ft building to 6 to 9 ft occasionally to 12 ft Wednesday.

$$
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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