Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 170724
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
224 AM CDT MON JUN 17 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN

.SYNOPSIS...A BROAD AREA OF LOW PRESSURE AVERAGING 29.9 INCHES
EXTENDS ACROSS THE NORTHERN GREAT LAKES REGION INTO SOUTHERN QUEBEC.
THE TROUGH WILL SLOWLY SAG SOUTH ACROSS LAKE MICHIGAN TODAY AS HIGH
PRESSURE OF 30.1 INCHES BUILDS ACROSS THE NORTHERN PLAINS AND
CANADIAN PRAIRIES TONIGHT. THIS HIGH WILL SHIFT ACROSS THE GREAT
LAKES REGION TUESDAY AND WEDNESDAY...THEN CONTINUE EAST OVER THE
EASTERN LAKES AND NEW ENGLAND THURSDAY. MEANWHILE LOW PRESSURE OF
29.7 INCHES WILL DEVELOP ACROSS THE PLAINS AND REMAIN ANCHORED
THERE THROUGH SATURDAY...THEN LIFT NORTHEAST ACROSS LAKE SUPERIOR
ON SUNDAY.

//

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.


LMZ261-362-364-366-563-565-567-868-171600-
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-
224 AM CDT MON JUN 17 2013

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...SOUTHWEST WINDS AROUND 10 KT EARLY BECOMING NORTHEAST
10 TO 15 KT OCCASIONALLY TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS MAINLY THIS MORNING. WAVES 1 TO 3 FT.
.TONIGHT...NORTHEAST WINDS 10 TO 15 KT OCCASIONALLY TO 20 KT.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH EARLY EVENING.
WAVES 1 TO 3 FT.
.TUESDAY...NORTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT VEERING TO SOUTHEAST
5 TO 10 KT. WAVES 1 TO 3 FT.
.WEDNESDAY AND WEDNESDAY NIGHT...SOUTH WINDS 10 TO 15 KT. WAVES 1
TO 2 FT.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.FRIDAY...SOUTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.


$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-171600-
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-
224 AM CDT MON JUN 17 2013

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TODAY...SOUTHWEST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS FROM LATE MORNING ON. WAVES 1 TO 3 FT.
.TONIGHT...NORTH WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 1 TO 3 FT.
.TUESDAY...NORTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT OCCASIONALLY
TO 6 FT.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT BECOMING EAST 10 TO
15 KT. WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT.
.WEDNESDAY...EAST WINDS 10 TO 15 KT BECOMING NORTHEAST 5 TO
10 KT. WAVES 1 TO 3 FT.
.WEDNESDAY NIGHT...EAST WINDS 5 TO 10 KT BECOMING SOUTHEAST.
WAVES 1 TO 2 FT.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT
.FRIDAY...SOUTHEAST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.

$$

LMZ761-171600-
MAFOR 1709/
MICHIGAN NORTH 10500 16110 19120. CHANCE OF SHOWERS THIS MORNING.
WAVES 1 TO 3 FT.

MICHIGAN SOUTH 14510 11510 19810 13810. WAVES 1 TO 3 FT.

$$

BMD




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