Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 241927
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
227 PM CDT FRI MAY 24 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN

.SYNOPSIS...A BROAD AREA OF HIGH PRESSURE AVERAGING 30.4 INCHES
SPANS FROM CENTRAL ONTARIO SOUTH INTO THE LOWER OHIO RIVER VALLEY.
LOW PRESSURE OF 29.9 INCHES SPANS FROM MONTANA SOUTH INTO COLORADO.
THE HIGH WILL STEADILY SHIFT EAST TOWARDS THE EAST COAST BY
MONDAY...WHILE THE LOW CONSOLIDATES OVER THE CENTRAL PLAINS AND
DEEPENS TO 29.4 INCHES. THE LOW LIFTS NORTH INTO THE DAKOTAS MONDAY
NIGHT INTO TUESDAY WITH A WARM FRONT LIFTING NORTH ACROSS LAKE
MICHIGAN. BY FRIDAY...THE LOW WILL SLOWLY MOVE NORTHEAST INTO
NORTHERN MINNESOTA.

//

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.


LMZ261-362-364-366-563-565-250415-
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-
227 PM CDT FRI MAY 24 2013

TWO RIVERS WI TO MANISTEE MI NORTH

.TONIGHT...VARIABLE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SATURDAY...VARIABLE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SATURDAY NIGHT...NORTHEAST WINDS 5 TO 10 KT. WAVES AROUND 1 FT.
.SUNDAY...EAST WINDS 5 TO 10 KT. WAVES AROUND 1 FT.
.SUNDAY NIGHT...NORTHEAST WINDS 5 TO 10 KT BECOMING EAST. WAVES
1 FT OR LESS.
.MONDAY...SOUTHEAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF
SHOWERS. WAVES 1 TO 2 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH. CHANCE OF
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FT.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FT OCCASIONALLY TO 6
FT.


$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-250415-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 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 PENTWATER TO MANISTEE MI 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-
227 PM CDT FRI MAY 24 2013

TWO RIVERS WI TO MANISTEE MI SOUTH

.TONIGHT...NORTH WINDS 10 TO 20 KT BECOMING NORTHEAST AROUND 10
KT. WAVES 3 TO 5 FT OCCASIONALLY TO 8 FT SUBSIDING TO 1 TO 3 FT
LATE.
.SATURDAY...EAST WINDS 5 TO 10 KT BECOMING VARIABLE. WAVES 1 TO 2
FT.
.SATURDAY NIGHT...EAST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.SUNDAY...EAST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.SUNDAY NIGHT...EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST 10 TO 20
KT. WAVES 1 TO 3 FT.
.MONDAY...SOUTHEAST WINDS 15 TO 20 KT. SLIGHT CHANCE OF SHOWERS.
WAVES BUILDING TO 3 TO 5 FT OCCASIONALLY TO 8 FT.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
WAVES SUBSIDING TO 1 TO 3 FT.
.TUESDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FT.
.WEDNESDAY...SOUTH WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FT OCCASIONALLY TO 6
FT.


$$

LMZ761-250415-
MAFOR 2421/
MICHIGAN NORTH 16900. WAVES 1 TO 2 FT.

MICHIGAN SOUTH 11820 11810 13100 11200 12900. WAVES 3 TO 5 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 1 TO 3 FT TONIGHT. WAVES 1 TO 2
FT SATURDAY.

$$

BMD






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