Great Lakes Forecast
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FZUS63 KLOT 190744
GLFLM

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
244 AM CDT Mon Jun 19 2017

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...The 29.3 inch low over eastern Ontario will continue
north over western Quebec through tonight. A large high pressure
averaging 30.1 inches over the Rockies will move over the western
Great Lakes at 30.0 inches Tuesday night. The high will continue
east while a 29.3 inch low will reach western Ontario Thursday.
The low`s cold front will swing across the lake Thursday, and the
low will move over Quebec Friday morning.

LMZ261-362-364-366-563-565-191515-
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-
244 AM CDT Mon Jun 19 2017

TWO RIVERS WI TO MANISTEE MI NORTH...

.TODAY...West winds 10 to 15 kt becoming southwest. Scattered
showers and thunderstorms this afternoon. Waves 1 to 2 ft.
.TONIGHT...West winds 10 to 15 kt increasing to 10 to 20 kt late.
Chance of showers in the evening...then slight chance of showers
overnight. Waves 1 to 2 ft.
.TUESDAY...West winds 10 to 20 kt diminishing to 10 to 15 kt.
Chance of showers in the morning. Waves 1 to 3 ft.
.TUESDAY NIGHT...West winds 10 to 15 kt diminishing to 5 to
10 kt. Waves 1 to 2 ft.
.WEDNESDAY...Southwest winds 5 to 10 kt becoming south 10 to
20 kt in the afternoon. Waves 1 to 2 ft.
.WEDNESDAY NIGHT...South winds 10 to 20 kt. Showers and
thunderstorms likely. Waves 1 to 3 ft.
.THURSDAY...Southwest winds 10 to 20 kt becoming west. Waves 2 to
4 ft.
.FRIDAY...West winds 10 to 15 kt increasing to 10 to 20 kt. Waves
1 to 2 ft.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-191515-
Lake Michigan from Michigan City IN to St. Joseph MI 5 NM
offshore to Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 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 Pentwater to Manistee MI 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-
244 AM CDT Mon Jun 19 2017

TWO RIVERS WI TO MANISTEE MI SOUTH...

.TODAY...West winds 10 to 20 kt diminishing to 10 to 15 kt.
Isolated showers and thunderstorms this morning...then scattered
showers and thunderstorms this afternoon. Waves 1 to 2 ft.
.TONIGHT...West winds 10 to 20 kt. Slight chance of showers.
Waves 1 to 3 ft.
.TUESDAY...West winds 10 to 20 kt becoming southwest 10 to 15 kt.
Chance of showers in the morning. Waves 1 to 3 ft.
.TUESDAY NIGHT...West winds 10 to 15 kt diminishing to 5 to
10 kt. Waves 1 to 2 ft.
.WEDNESDAY...West winds less than 10 kt backing to south 10 to
15 kt in the afternoon. Waves 1 to 2 ft.
.WEDNESDAY NIGHT...Southeast winds 10 to 20 kt becoming south
15 to 25 kt. Chance of showers and thunderstorms. Waves 1 to 3 ft
building to 2 to 4 ft.
.THURSDAY...Southwest winds 15 to 25 kt diminishing to 10 to
20 kt. Chance of showers and thunderstorms. Waves 2 to 4 ft.
.FRIDAY...Northwest winds 10 to 20 kt. Chance of showers and
thunderstorms. Waves 1 to 2 ft.

$$

LMZ761-191515-
MAFOR 1909/
MICHIGAN NORTH 13610 12510 13610. Scattered showers and
thunderstorms today. Chance of showers and scattered
thunderstorms late tonight. Waves 1 to 2 feet.

MICHIGAN SOUTH 12620 13610 13620. Scattered showers and
thunderstorms today. Chance of showers and scattered thunderstorms
late tonight. Waves to 1 to 2 ft today. Waves 1 to 3 feet
tonight.

$$


JEE

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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