Great Lakes Forecast
Issued by NWS

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439
FZUS63 KLOT 021448
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
848 AM CST FRI DEC 2 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...LOW PRESSURE OF 29.5 INCHES OVER SOUTHERN QUEBEC WILL
MERGE WITH ANOTHER LOW OVER THE CANADIAN MARITIMES TONIGHT. A 30.2
INCH RIDGE WILL BUILD ACROSS THE NORTHERN PLAINS INTO THE LOWER
MISSISSIPPI VALLEY TODAY...MOVE OVER THE MIDWEST AND GREAT LAKES
SATURDAY...THEN SHIFT OVER NEW ENGLAND BY EARLY NEXT WEEK. A 29.5
INCH LOW IS EXPECTED TO DEVELOP OVER THE SOUTHERN PLAINS MONDAY
AND LIFT ACROSS THE GREAT LAKES TUESDAY...WITH ANOTHER LOW OF 29.5
INCHES OR LOWER TO FOLLOW A SIMILAR TRACK LATER IN THE WEEK.

LMZ261-362-364-366-563-565-567-868-022100-
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-
848 AM CST FRI DEC 2 2016

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TODAY...NORTHWEST WINDS 15 TO 25 KT. CHANCE OF SHOWERS.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.TONIGHT...NORTHWEST WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS.
WAVES SUBSIDING TO 2 TO 4 FT.
.SATURDAY...NORTHWEST WINDS 10 TO 15 KT BECOMING WEST. WAVES 1 TO
3 FT.
.SATURDAY NIGHT...WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST. WAVES
1 TO 2 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KT. RAIN LIKELY IN THE
AFTERNOON. WAVES 2 TO 4 FT.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST. CHANCE
OF RAIN. WAVES 2 TO 4 FT.
.MONDAY...WEST WINDS 10 TO 20 KT BECOMING SOUTHWEST. WAVES 2 TO
4 FT SUBSIDING TO 1 TO 3 FT.
.TUESDAY...EAST WINDS 10 TO 20 KT. CHANCE OF RAIN. WAVES 3 TO 5
FT OCCASIONALLY TO 7 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-022100-
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-
848 AM CST FRI DEC 2 2016

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TODAY...NORTHWEST WINDS 15 TO 25 KT. CHANCE OF SHOWERS.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.TONIGHT...NORTHWEST WINDS 10 TO 20 KT. WAVES SUBSIDING TO 2 TO
4 FT.
.SATURDAY...WEST WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT.
WAVES 1 TO 3 FT.
.SATURDAY NIGHT...WEST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
CHANCE OF RAIN AND SNOW IN THE MORNING...THEN RAIN IN THE
AFTERNOON. WAVES BUILDING TO 2 TO 4 FT.
.SUNDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KT BECOMING WEST 10 TO
20 KT. CHANCE OF RAIN. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH 10 TO 15 KT.
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 2 FT.
.TUESDAY...EAST WINDS TO 20 TO 25 KT BECOMING NORTHEAST 10 TO 20
KT IN THE AFTERNOON. CHANCE OF RAIN. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT.

$$
LMZ761-022100-
MAFOR 0216/
MICHIGAN NORTH 12730 14720 11720 11710. CHANCE OF SHOWERS TODAY.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT TODAY...SUBSIDING TO 2 TO 4
FT TONIGHT. WAVES 1 TO 3 FT SATURDAY MORNING.

MICHIGAN SOUTH 12730 14720 11720 11710. CHANCE OF SHOWERS TODAY.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT TODAY...SUBSIDING TO 2 TO 4
FT TONIGHT. WAVES 1 TO 3 FT SATURDAY MORNING.

$$

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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