Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 140744
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
244 AM CDT SUN SEP 14 2014

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...HIGH PRESSURE OF 30.4 INCHES IS CENTERED OVER THE
CENTRAL GREAT LAKES REGION WHILE LOW PRESSURE OF 29.9 INCHES LIES
OVER FAR SOUTHEASTERN MANITOBA. THE HIGH WILL SHIFT EAST TO THE
MID ATLANTIC COAST BY MONDAY WHILE THE LOW LIFTS TO NEAR JAMES
BAY DRAGGING A COLD FRONT ACROSS LAKE MICHIGAN. ANOTHER BROAD HIGH
OF 30.3 INCHES WILL BUILD OVER THE CENTRAL PLAINS AND CANADIAN
PRAIRIES MONDAY...MOVING OVER LAKE MICHIGAN WEDNESDAY THEN TO THE
EASTERN LAKES BY THURSDAY.

LMZ261-362-364-366-563-565-567-868-141530-
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-
244 AM CDT SUN SEP 14 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...SOUTHWEST WINDS 15 TO 20 KT INCREASING TO 20 TO 25 KT.
SLIGHT CHANCE OF SHOWERS THIS AFTERNOON. WAVES 2 TO 4 FT BUILDING
TO 5 TO 8 FT OCCASIONALLY TO 10 FT.
.TONIGHT...SOUTHWEST WINDS 15 TO 25 KT BECOMING WEST 10 TO 20
KT...THEN EASING TO 10 TO 15 KT. CHANCE OF SHOWERS. WAVES
SUBSIDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT LATE.
.MONDAY...NORTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS IN THE
MORNING...THEN SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES
3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 1 TO 3 FT.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.TUESDAY...WEST WINDS 10 TO 20 KT BECOMING SOUTHWEST 15 TO 25 KT.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.THURSDAY...SOUTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-141530-
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-
244 AM CDT SUN SEP 14 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TODAY...VARIABLE WINDS 5 TO 10 KT BECOMING SOUTHWEST AND
INCREASING TO 10 TO 20 KT. WAVES 2 TO 4 FT BUILDING TO 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KT. SLIGHT CHANCE OF SHOWERS
OVERNIGHT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.MONDAY...WEST WINDS 10 TO 20 KT BECOMING NORTHWEST. CHANCE OF
SHOWERS IN THE MORNING...THEN SHOWERS LIKELY IN THE AFTERNOON.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.TUESDAY...NORTHWEST WINDS 10 TO 15 KT BECOMING WEST. WAVES 1 TO
3 FT.
.TUESDAY NIGHT...WEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH 10 TO
15 KT. WAVES 2 TO 4 FT.
.THURSDAY...EAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

$$

LMZ761-141530-
MAFOR 1409/
MICHIGAN NORTH 12520 14530 11520 11620. CHANCE OF SHOWERS
TONIGHT. WAVES 2 TO 4 FT BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10
FT TODAY. WAVES SUBSIDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT
TONIGHT.

MICHIGAN SOUTH 11900 11510 15520. WAVES 2 TO 4 FT BUILDING TO 3
TO 5 FT OCCASIONALLY TO 7 FT TODAY. WAVES 4 TO 6 FT OCCASIONALLY
TO 8 FT TONIGHT.

$$

BMD



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