Great Lakes Forecast
Issued by NWS

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812
FZUS63 KLOT 011439
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
839 AM CST THU DEC 1 2016

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 HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG
WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES
WHICH WILL OCCASIONALLY BE ENCOUNTERED.

.SYNOPSIS...THE 29.3 INCH LOW OVER SOUTH QUEBEC WILL REMAIN
RELATIVELY STATIONARY AND WEAKEN BEFORE MERGING WITH A STRONGER
LOW OVER NOVA SCOTIA. A 30.3 INCH HIGH PRESSURE RIDGE WILL BUILD
OVER THE PLAINS TONIGHT AND PASS OVER THE WESTERN GREAT LAKES
SATURDAY. THE RIDGE WILL REACH THE EAST COAST SUNDAY. A LOW
AVERAGING 29.7 INCHES WILL FORM OVER THE NORTHERN PLAINS EARLY
NEXT WEEK AND REACH SOUTH CENTRAL CANADA MID-WEEK. A SECONDARY LOW
WILL FORM OVER THE SOUTHERN MISSISSIPPI VALLEY AND REACH THE LAKE
MID-WEEK AT AROUND 29.8 INCHES.

LMZ261-362-364-366-563-565-567-868-012230-
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-
839 AM CST THU DEC 1 2016

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TODAY...NORTHWEST WINDS TO 30 KT. RAIN OR SNOW SHOWERS.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.TONIGHT...NORTHWEST WINDS 20 TO 25 KT. RAIN OR SNOW SHOWERS.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KT. CHANCE OF RAIN OR SNOW
SHOWERS IN THE MORNING...THEN CHANCE OF SHOWERS IN THE AFTERNOON.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.SATURDAY...NORTHWEST WINDS 10 TO 15 KT BECOMING WEST. WAVES 1 TO
3 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT INCREASING TO 10 TO
20 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH. CHANCE OF
RAIN OR SNOW. WAVES 1 TO 3 FT.
.MONDAY...WEST WINDS 10 TO 15 KT BECOMING SOUTHWEST. WAVES 1 TO
2 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-012230-
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-
839 AM CST THU DEC 1 2016

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TODAY...WEST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT.
RAIN OR SNOW SHOWERS. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.TONIGHT...WEST WINDS 15 TO 25 KT BECOMING NORTHWEST. RAIN OR
SNOW SHOWERS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KT. RAIN OR SNOW SHOWERS
LIKELY IN THE MORNING...THEN CHANCE OF SHOWERS IN THE AFTERNOON.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT. CHANCE OF RAIN OR
SNOW SHOWERS IN THE EVENING. WAVES 2 TO 4 FT.
.SATURDAY...WEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES 1 TO 3 FT.
.SATURDAY NIGHT...WEST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KT. DRIZZLE LIKELY OR CHANCE
OF RAIN OR SNOW. WAVES 1 TO 2 FT BUILDING TO 1 TO 3 FT.
.MONDAY...WEST WINDS 10 TO 15 KT BECOMING SOUTH. WAVES 1 TO 3 FT.


$$
LMZ761-012230-
MAFOR 0116/
MICHIGAN NORTH 13747 14737 11737. WAVES 4 TO 6 FT OCCASIONALLY TO
8 FT TODAY AND TONIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT
FRIDAY MORNING.

MICHIGAN SOUTH 12647 13637 12737 11727. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT TODAY. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT
TONIGHT SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT FRIDAY
MORNING.

$$

BMD

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/LOT/GLFTABLE (ALL LOWER CASE)

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)



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