215
FZUS63 KMKX 272017
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
Issued by National Weather Service Chicago IL
317 PM CDT Thu Jun 27 2024

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 around 30.0 inches is currently centered over
northern Lake Michigan and will continue to drift east through
this evening. In its wake southwesterly winds will increase late
tonight through Friday. Shower and thunderstorm chances increase
Friday afternoon into the evening and may linger into the morning
hours on Saturday. Winds turn northerly and increase behind a
backdoor front Saturday night into Sunday. Dry conditions are
expected early next week before shower before the pattern turns
more active with increasing shower and storm chances toward
midweek.

LMZ261-362-364-366-563-565-567-868-280330-
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-
317 PM CDT Thu Jun 27 2024

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TONIGHT...Southwest winds 10 to 15 kt becoming southeast. Waves
1 to 2 ft.
.FRIDAY...South winds 10 to 20 kt increasing to 30 kt. Chance of
showers in the afternoon. Waves 2 to 4 ft building to 4 to 6 ft
occasionally to 8 ft.
.FRIDAY NIGHT...South winds 15 to 25 kt. Chance of showers in the
evening, then showers with a chance of thunderstorms overnight.
Waves 4 to 6 ft occasionally to 8 ft.
.SATURDAY...Southwest winds 15 to 25 kt becoming west. Showers
with a chance of thunderstorms in the morning. Waves 4 to 6 ft
occasionally to 8 ft subsiding to 2 to 4 ft.
.SATURDAY NIGHT...Northwest winds 15 to 25 kt becoming north.
Waves 3 to 5 ft building to 4 to 6 ft occasionally to 8 ft.
.SUNDAY...North winds 15 to 25 kt. Waves 4 to 6 ft occasionally
to 8 ft.
.SUNDAY NIGHT...North winds 10 to 20 kt becoming northeast 5 to
10 kt. Waves 1 to 3 ft subsiding to 1 to 2 ft.
.MONDAY...East winds 10 to 15 kt veering to south. Waves 1 to
2 ft.
.TUESDAY...South winds to 30 kt. Chance of showers. Waves 5 to
8 ft occasionally to 10 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-280330-
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-
317 PM CDT Thu Jun 27 2024

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TONIGHT...Northeast winds 10 to 15 kt veering to southeast 10 to
20 kt. Waves 1 to 3 ft.
.FRIDAY...Southeast winds 10 to 20 kt becoming south 15 to 25 kt.
Chance of showers in the afternoon. Waves 2 to 4 ft building to
4 to 6 ft occasionally to 8 ft.
.FRIDAY NIGHT...South winds 15 to 25 kt diminishing to 10 to
20 kt. Chance of showers in the evening, then showers with a
chance of thunderstorms overnight. Waves 4 to 6 ft occasionally
to 8 ft subsiding to 3 to 5 ft.
.SATURDAY...Southwest winds 10 to 20 kt becoming west. Showers
with a chance of thunderstorms in the morning, then chance of
showers and thunderstorms in the afternoon. Waves 3 to 5 ft.
.SATURDAY NIGHT...Northwest winds 15 to 25 kt becoming north.
Waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft.
.SUNDAY...North winds 15 to 25 kt. Waves 4 to 7 ft occasionally
to 9 ft.
.SUNDAY NIGHT...Northeast winds 10 to 20 kt. Waves 3 to 5 ft
subsiding to 2 to 4 ft.
.MONDAY...East winds 10 to 15 kt becoming southeast. Waves 1 to
3 ft.
.TUESDAY...South winds to 30 kt. Chance of showers. Waves 5 to
8 ft occasionally to 10 ft.

$$

LMZ761-280330-
MAFOR 2722/

MICHIGAN NORTH 11510 11410 11300 11310 11420 12430 11440. A
chance of showers Friday afternoon. Waves 2 feet or less tonight.
Waves 1 to 3 feet building to 3 to 6 feet Friday.

MICHIGAN SOUTH 11810 11100 11210 11310 11320 13430. A chance of
showers Friday afternoon. Waves 1 to 3 feet tonight. Waves 1 to 3
feet building to 3 to 6 feet Friday.

$$


Petr

Experimental modernized open lake forecast is available online at
weather.gov/mkx/glftable

Graphical marine forecasts are available online at:
weather.gov/greatlakes