Great Lakes Forecast
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000
FZUS63 KMKX 151341
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
841 AM CDT Mon Apr 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...

Low pressure of 29.2 inches over southeast Quebec will move
continue to move northeast and away from the region this morning.
Northwest winds will continue to gradually gradually decrease into
the daylight hours of Monday. Quiet weather conditions are
expected today, as weak high pressure of 30.1 inches moves across
the southeastern portion of the country.

A warm front will set up across Wisconsin and Lake Michigan
Tuesday, and will linger into Thursday. Southerly winds can be
expected south of this front, with easterlies to the north. A
stronger area of low pressure around 29.2 inches will then impact
the region Thursday night into Saturday. Expect to see an
increase in winds and waves during the mid to late week.

LMZ261-362-364-366-563-565-567-868-152115-
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-
841 AM CDT Mon Apr 15 2019

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TODAY...North winds 10 to 20 kt backing to southwest
10 to 15 kt. Waves 2 to 4 ft subsiding to 1 to 3 ft.
.TONIGHT...South winds 10 to 15 kt increasing to 10 to 20 kt.
Chance of rain showers overnight. Waves 1 to 3 ft.
.TUESDAY...Southeast winds 10 to 20 kt diminishing to 10 to 15 kt
late in the morning, then diminishing to 5 to 10 kt early in the
afternoon becoming northeast late. Chance of rain showers in the
morning. Waves 2 to 4 ft.
.TUESDAY NIGHT...Northeast winds 10 to 15 kt becoming east. Waves
1 to 3 ft.
.WEDNESDAY...East winds 10 to 20 kt. Chance of rain showers in
the morning, then rain showers likely in the afternoon. Waves
2 to 4 ft.
.WEDNESDAY NIGHT...East winds 15 to 25 kt becoming southeast.
Rain showers likely with a chance of thunderstorms. Waves 3 to
5 ft.
.THURSDAY...South winds to 30 kt becoming southwest. Rain showers
likely. Waves 6 to 9 ft occasionally to 12 ft.
.FRIDAY...North winds 15 to 25 kt. Chance of rain showers. Waves
4 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-152115-
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-
841 AM CDT Mon Apr 15 2019

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TODAY...Northwest winds 10 to 20 kt backing to south
10 to 15 kt. Waves 4 to 6 ft occasionally to 8 ft subsiding to
2 to 4 ft.
.TONIGHT...South winds 10 to 15 kt becoming southeast 10 to
20 kt. Chance of rain showers in the evening, then rain showers
likely overnight. Waves 2 to 4 ft.
.TUESDAY...Southeast winds 10 to 20 kt diminishing to 5 to 10 kt.
Chance of rain showers in the morning. Waves 2 to 4 ft.
.TUESDAY NIGHT...Northeast winds 10 to 15 kt increasing to 10 to
20 kt. Chance of rain showers overnight. Waves 1 to 3 ft.
.WEDNESDAY...East winds 15 to 25 kt becoming southeast 10 to
20 kt. Rain showers likely in the morning, then rain showers
likely with a chance of thunderstorms in the afternoon. Waves
2 to 4 ft.
.WEDNESDAY NIGHT...Southeast winds 15 to 25 kt becoming south.
Chance of rain showers. Waves 2 to 4 ft building to 4 to 6 ft
occasionally to 8 ft.
.THURSDAY...South winds to 30 kt becoming southwest. Rain showers
likely with a chance of thunderstorms. Waves 5 to 8 ft
occasionally to 10 ft.
.FRIDAY...North winds to 30 kt. Waves 3 to 5 ft subsiding to 1 to
3 ft.

$$

LMZ761-152115-
MAFOR 1515/
MICHIGAN NORTH 11710 11610 11510 13410 11320 11310. Chance of
rain showers overnight and Tuesday morning. Waves 2 to 4 ft.

MICHIGAN SOUTH 11710 11510 13410 12326 11320. Chance of rain
showers this evening and Tuesday morning. Waves 4 to 6 ft
occasionally to 8 ft subsiding to 2 to 4 ft this afternoon. Waves
2 to 4 ft tonight and Tuesday morning.

$$


Halbach

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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