Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 280122
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
822 PM CDT WED AUG 27 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 AVERAGING 30.1 INCHES OVER THE WESTERN
GREAT LAKES WEAKEN SLIGHTLY AS IT MOVES EAST TO SOUTHEAST ONTARIO
THURSDAY EVENING. MEANWHILE...A TROUGH OF LOW PRESSURE AVERAGING
29.7 INCHES WILL LIFT NORTHEAST FROM THE CENTRAL PLAINS THURSDAY
DISSIPATE BY EARLY FRIDAY. ANOTHER LOW PRESSURE IS EXPECTED TO
DEVELOP OVER THE WESTERN LAKES ON SATURDAY AND MOVE ACROSS THE
LAKE SATURDAY NIGHT INTO SUNDAY MORNING.

LMZ261-362-364-366-563-565-567-868-280945-
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-
822 PM CDT WED AUG 27 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.TONIGHT...VARIABLE WINDS AROUND 10 KT BECOMING NORTHEAST. WAVES
1 TO 2 FT.
.THURSDAY...EAST WINDS AROUND 10 KT. WAVES 1 TO 2 FT.
.THURSDAY NIGHT...SOUTHEAST WINDS AROUND 10 KT GRADUALLY INCREASING
TO 15 TO 25 KT BY MORNING. SHOWERS AND THUNDERSTORMS DEVELOPING
OVERNIGHT. WAVES BUILDING TO 2 TO 4 FT.
.FRIDAY...SOUTH WINDS 15 TO 25 KT. SHOWERS AND THUNDERSTORMS IN
THE MORNING...THEN SHOWERS AND THUNDERSTORMS LIKELY IN THE
AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 10 TO
15 KT. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 2 TO 4 FT.
.SATURDAY...NORTH WINDS 10 TO 15 KT. SHOWERS AND THUNDERSTORMS
LIKELY. WAVES 1 TO 3 FT.
.SATURDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT. CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 TO 4 FT.
.SUNDAY...NORTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FT.
.MONDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-280945-
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-
822 PM CDT WED AUG 27 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TONIGHT...NORTHEAST WINDS 10 TO 20 KT VEERING EAST. WAVES 2 TO 4
FT.
.THURSDAY...EAST WINDS 10 TO 15 KT. WAVES 2 TO 4 FT.
.THURSDAY NIGHT...EAST WINDS 10 TO 20 KT BECOMING SOUTHEAST 15 TO
25 KT. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 2 TO 4 FT.
.FRIDAY...SOUTH WINDS 15 TO 25 KT. SHOWERS AND THUNDERSTORMS
LIKELY IN THE MORNING...THEN CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. WAVES BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.FRIDAY NIGHT...SOUTHWEST WINDS 15 TO 20 KT. SHOWERS AND
THUNDERSTORMS LIKELY IN THE EVENING...THEN CHANCE OF SHOWERS AND
THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT.
.SATURDAY...SOUTH WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING...THEN SHOWERS AND THUNDERSTORMS
LIKELY IN THE AFTERNOON. WAVES 1 TO 3 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.SUNDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING NORTHEAST 10 TO
15 KT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO
3 FT.
.MONDAY...SOUTH WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FT.

$$
LMZ761-280945-
MAFOR 2803/
MICHIGAN NORTH 11900 12100 14200 11310. WAVES 1 TO 2 FT.

MICHIGAN SOUTH 11120 12220 14210 11220. WAVES 2 TO 4 FT.

$$

IZZI



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