Great Lakes Forecast
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000
FZUS63 KLOT 240745
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
245 AM CDT Sun Jun 24 2018

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 29.7 inches is located near Lake Erie
early this morning and will shift to New England Sunday. High
pressure of 30.2 inches over Hudson Bay this morning will expand
across the western Great Lakes through the weekend then shift to
the eastern Great Lakes Monday night. Low pressure of 29.8 inches
will develop over the central Great Plains Monday and lift to Lake
Michigan late Tuesday night.

LMZ261-362-364-366-563-565-567-868-241515-
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-
245 AM CDT Sun Jun 24 2018

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TODAY...North winds 10 to 15 kt increasing to 10 to 20 kt.
Slight chance of showers this morning. Waves 1 to 3 ft building to
2 to 4 ft.
.TONIGHT...Northeast winds 10 to 20 kt. Waves 2 to 4 ft.
.MONDAY...East winds 10 to 15 kt becoming northeast. Waves 1 to
3 ft.
.MONDAY NIGHT...East winds 15 to 25 kt becoming southeast. Chance
of showers and thunderstorms overnight. Waves 2 to 4 ft building
to 4 to 6 ft occasionally to 8 ft.
.TUESDAY...Southeast winds 15 to 25 kt diminishing to 10 to
20 kt. Chance of showers and thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon. Waves 4 to
6 ft occasionally to 8 ft.
.TUESDAY NIGHT...Southeast winds 10 to 20 kt. Showers and
thunderstorms likely. Waves 2 to 4 ft.
.WEDNESDAY...West winds 10 to 15 kt becoming north. Waves 2 to
4 ft.
.THURSDAY...West winds 10 to 15 kt becoming southwest. Waves 1 to
2 ft.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-241515-
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-
245 AM CDT Sun Jun 24 2018

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TODAY...West winds 10 to 15 kt becoming north 10 to 20 kt. Waves
1 to 3 ft building to 2 to 4 ft.
.TONIGHT...Northeast winds 10 to 20 kt becoming east. Waves 2 to
4 ft.
.MONDAY...East winds 10 to 15 kt increasing to 10 to 20 kt. Waves
2 to 4 ft.
.MONDAY NIGHT...East winds 15 to 25 kt becoming southeast. Chance
of showers and thunderstorms overnight. Waves 3 to 5 ft building
to 4 to 7 ft occasionally to 9 ft.
.TUESDAY...Southeast winds 15 to 25 kt becoming south 10 to
20 kt. Showers and thunderstorms likely in the morning, then
chance of showers and thunderstorms in the afternoon. Waves 4 to
7 ft occasionally to 9 ft.
.TUESDAY NIGHT...South winds 10 to 20 kt becoming southwest 15 to
25 kt. Showers and thunderstorms likely. Waves 2 to 4 ft.
.WEDNESDAY...West winds 10 to 20 kt becoming northwest. Waves
2 to 4 ft.
.THURSDAY...West winds 5 to 10 kt backing to south. Waves 1 ft or
less.

$$

LMZ761-241515-
MAFOR 2409/
MICHIGAN NORTH 11810 14820 13120. Waves 1 to 3 ft building to 2
to 4 ft today. Waves 2 to 4 ft tonight.

MICHIGAN SOUTH 11610 11710 13820 12120 11220. Waves 1 to 3 ft
building to 2 to 4 ft today. Waves 2 to 4 ft tonight.

$$

BMD

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

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


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