Great Lakes Forecast
Issued by NWS

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367
FZUS63 KMKX 160750
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
250 AM CDT Thu May 16 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...

Light east to northeast winds early this morning will veer to east
to southeasterly later this morning and last through the day. This
will occur as a weak trough of low pressure moves across Wisconsin
then dissipates over the lake tonight. Weak high pressure will
then prevail over the lake Friday and Friday night. Areas of dense
fog will be possible over the lake tonight into Friday as a
relatively humid airmass flows over the cold waters.


LMZ261-362-364-366-563-565-567-868-161545-
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-
250 AM CDT Thu May 16 2024

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TODAY...Southeast winds 10 to 15 kt becoming east 10 to 20 kt.
Chance of rain showers and slight chance of thunderstorms this
afternoon. Waves 1 to 3 ft.
.TONIGHT...Southeast winds 10 to 20 kt becoming south 10 to 15 kt
after midnight, then diminishing to 5 to 10 kt late. Patchy fog.
Chance of showers and slight chance of thunderstorms. Waves 1 to
3 ft subsiding to 1 to 2 ft.
.FRIDAY...Southwest winds 5 to 10 kt backing to southeast 10 to
15 kt. Patchy fog in the morning. Waves 1 to 2 ft.
.FRIDAY NIGHT...East winds 5 to 10 kt. Waves 1 ft or less.
.SATURDAY...East winds 10 to 15 kt becoming northeast. Waves 1 to
2 ft.
.SATURDAY NIGHT...Southeast winds 10 to 15 kt becoming southwest.
Waves 1 to 2 ft.
.SUNDAY...West winds 10 to 15 kt becoming southwest 10 to 20 kt.
Waves 1 to 2 ft.
.MONDAY...South winds 10 to 15 kt increasing to 10 to 20 kt.
Chance of showers. Waves 1 to 3 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-161545-
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-
250 AM CDT Thu May 16 2024

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TODAY...Southeast winds 10 to 20 kt. Chance of showers and
slight chance of thunderstorms this afternoon. Waves 1 to 2 ft.
.TONIGHT...Southeast winds 10 to 15 kt becoming south. Chance of
showers and thunderstorms in the evening, then slight chance of
showers and thunderstorms overnight. Patchy fog overnight. Waves
1 to 2 ft.
.FRIDAY...South winds 5 to 10 kt backing to northeast. Patchy fog
in the morning. Waves 1 to 2 ft.
.FRIDAY NIGHT...Northeast winds 5 to 10 kt. Waves 1 ft or less.
.SATURDAY...Northeast winds 10 to 15 kt becoming north. Waves
1 to 2 ft.
.SATURDAY NIGHT...Southeast winds 10 to 15 kt veering to west.
Waves 1 to 2 ft.
.SUNDAY...Northwest winds 10 to 15 kt. Waves 1 to 2 ft.
.MONDAY...South winds 10 to 15 kt increasing to 10 to 20 kt.
Chance of showers. Waves 1 to 3 ft.

$$

LMZ761-161545-
MAFOR 1610/
MICHIGAN NORTH 12310 11210 11220 12320 12410. A chance of showers
this afternoon and tonight. Waves 2 feet or less today. Waves 1
to 3 feet subsiding to 1 foot or less tonight.

MICHIGAN SOUTH 11310 11320 13310 12410 11400. A chance of showers
this afternoon. A chance of showers and thunderstorms this
evening. Waves 2 feet or less.

$$


Gehring

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

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