Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

000
FZUS63 KMKX 141355
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Milwaukee/Sullivan WI
855 AM CDT Thu Mar 14 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...

Breezy northeast winds will continue today, shifting to northerly
late this afternoon and tonight as low pressure of 29.7 inches
tracks from northern Missouri into north central Indiana.
Occasional thunderstorms are expected over the southern third of
the lake this morning, along with the potential for dense fog.

Another area of low pressure of 29.3 inches will cross southern
Ontario Saturday, bringing a round of breezy southwest winds
ahead of the associated cold front, and followed by northwest
winds behind the front. Gusts to 30 knots are expected Saturday
through Monday.

LMZ261-362-364-366-563-565-567-868-142115-
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-
855 AM CDT Thu Mar 14 2024

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TODAY...Northeast winds 15 to 25 kt increasing to 30 kt.
Slight chance of rain through mid morning, then chance of rain
this afternoon. Waves 4 to 6 ft occasionally to 8 ft building to
4 to 7 ft occasionally to 9 ft.
.TONIGHT...North winds 15 to 25 kt. Slight chance of rain in the
evening. Waves 4 to 7 ft occasionally to 9 ft.
.FRIDAY...North winds 10 to 20 kt becoming northwest. Waves 4 to
6 ft occasionally to 8 ft subsiding to 2 to 4 ft.
.FRIDAY NIGHT...South winds 10 to 15 kt becoming southwest 15 to
25 kt overnight. Waves 1 to 3 ft building to 3 to 5 ft.
.SATURDAY...Southwest winds to 30 kt becoming west. Chance of
rain. Waves 5 to 8 ft occasionally to 10 ft.
.SATURDAY NIGHT...Northwest winds to 30 kt. Waves 4 to 7 ft
occasionally to 9 ft building to 5 to 8 ft occasionally to 10 ft.
.SUNDAY...Northwest winds to 30 kt. Waves 6 to 9 ft occasionally
to 12 ft.
.MONDAY...Northwest winds to 30 kt diminishing to 15 to 25 kt.
Waves 4 to 7 ft occasionally to 9 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-142115-
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-
855 AM CDT Thu Mar 14 2024

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TODAY...East winds 10 to 20 kt increasing to 15 to 25 kt
late this morning, then becoming northeast early this afternoon
increasing to 30 kt late. Patchy fog. Rain and slight chance of
thunderstorms. Waves 4 to 6 ft occasionally to 8 ft building to
4 to 7 ft occasionally to 9 ft.
.TONIGHT...North winds 15 to 25 kt. Patchy fog in the evening.
Chance of rain and slight chance of thunderstorms in the evening,
then slight chance of rain overnight. Waves 5 to 8 ft
occasionally to 10 ft.
.FRIDAY...North winds 15 to 25 kt diminishing to 10 to 20 kt.
Waves 4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft
occasionally to 8 ft.
.FRIDAY NIGHT...West winds 10 to 15 kt becoming southwest 15 to
25 kt overnight. Waves 3 to 5 ft.
.SATURDAY...Southwest winds to 30 kt becoming west. Waves 6 to
9 ft occasionally to 12 ft.
.SATURDAY NIGHT...Northwest winds to 30 kt. Waves 6 to 9 ft
occasionally to 12 ft building to 7 to 10 ft occasionally to
13 ft.
.SUNDAY...Northwest winds to 30 kt. Waves 7 to 10 ft occasionally
to 13 ft subsiding to 6 to 9 ft occasionally to 12 ft.
.MONDAY...Northwest winds to 30 kt diminishing to 15 to 25 kt.
Waves 4 to 7 ft occasionally to 9 ft.

$$

LMZ761-142115-
MAFOR 1416/
MICHIGAN NORTH 13130 13830 12820. A chance of rain this afternoon
and evening. Waves 4 to 7 ft occasionally to 9 ft this afternoon
and tonight. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3
to 5 ft Friday morning.

MICHIGAN SOUTH 12136 11130 14830 11820. Waves 4 to 7 ft
occasionally to 9 ft this afternoon. Waves 5 to 8 ft occasionally
to 10 ft tonight subsiding to 4 to 7 ft occasionally to 9 ft
Friday morning.

$$


Cronce

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

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


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.