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000
FZUS63 KLOT 231345
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
845 AM CDT THU MAY 23 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN

.SYNOPSIS...AN ELONGATED AREA OF LOW PRESSURE AVERAGING 29.7
INCHES EXTENDING FROM SOUTHERN QUEBEC TO CENTRAL ILLINOIS WILL
MOVE EAST TO NEW ENGLAND BY THURSDAY NIGHT. MEANWHILE...A LARGE
AND STRONG HIGH PRESSURE OF 30.6 INCHES BLANKETING MUCH OF CANADA
WILL BUILD SOUTHEAST AND EXTEND FROM HUDSON BAY SOUTH INTO THE
WESTERN GREAT LAKES BY FRIDAY. THE HIGH WILL THEN REMAIN NEARLY
STATIONARY OVER THE WEEKEND AND INTO THE START OF NEXT WEEK.

//

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.


LMZ261-362-364-563-232145-
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 ROCK ISLAND PASSAGE TO STURGEON BAY WI-
845 AM CDT THU MAY 23 2013

STURGEON BAY WI TO POINT BETSIE MI NORTH

.REST OF TODAY...NORTH WINDS TO 30 KT DIMINISHING TO 20 TO 25 KT
LATE IN THE AFTERNOON. WAVES 5 TO 8 FT OCCASIONALLY TO 12 FT.
.TONIGHT...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 15 KT
LATE. WAVES 4 TO 6 FT OCCASIONALLY TO 9 FT SUBSIDING TO 2 TO 4 FT
OCCASIONALLY TO 6 FT LATE.
.FRIDAY...NORTH WINDS 10 TO 15 KT BACKING TO SOUTHWEST 5 TO
10 KT. WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT SUBSIDING TO 1 FT OR
LESS IN THE AFTERNOON.
.FRIDAY NIGHT...VARIABLE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.SATURDAY...EAST WINDS LESS THAN 10 KT BECOMING SOUTHEAST. WAVES 1
FT OR LESS.
.SATURDAY NIGHT...NORTHEAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.SUNDAY...EAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.MONDAY...SOUTHEAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.

$$

LMZ366-565-567-669-868-870-232145-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
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 SHEBOYGAN TO PORT WASHINGTON WI 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-
845 AM CDT THU MAY 23 2013

STURGEON BAY WI TO POINT BETSIE MI SOUTH TO PORT WASHINGTON WI TO
WHITEHALL MI

...GALE WARNING IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON...

.REST OF TODAY...NORTH GALES TO 35 KT DIMINISHING TO 30 KT LATE IN
THE AFTERNOON. CHANCE OF SHOWERS LATE THIS MORNING. WAVES 8 TO
11 FT OCCASIONALLY TO 15 FT.
.TONIGHT...NORTH WINDS TO 30 KT EARLY GRADUALLY DIMINISHING TO 10
TO 15 KT LATE. WAVES 6 TO 9 FT OCCASIONALLY TO 13 FT SUBSIDING TO
4 TO 6 FT OCCASIONALLY TO 9 FT LATE.
.FRIDAY...NORTH WINDS 10 TO 15 KT BECOMING NORTHEAST 5 TO 10 KT.
WAVES 3 TO 5 FT OCCASIONALLY TO 8 FT SUBSIDING TO 1 TO 3 FT LATE.
.FRIDAY NIGHT...EAST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SATURDAY...EAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.SATURDAY NIGHT...EAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.SUNDAY...EAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.MONDAY...SOUTHEAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.

$$

LMZ080-671-673-675-777-779-872-874-876-878-232145-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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 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-
845 AM CDT THU MAY 23 2013

PORT WASHINGTON WI TO WHITEHALL MI SOUTH

...GALE WARNING IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...NORTH GALES TO 40 KT DIMINISHING TO 35 KT BY LATE
AFTERNOON. SHOWERS LIKELY...MAINLY BEFORE NOON. WAVES 8 TO 12 FT
OCCASIONALLY TO 16 FT.
.TONIGHT...NORTH GALES TO 35 KT EARLY GRADUALLY DIMINISHING TO 10
TO 20 KT LATE. WAVES 8 TO 12 FT OCCASIONALLY TO 16 FT SUBSIDING
TO 6 TO 9 FT OCCASIONALLY TO 13 FT LATE.
.FRIDAY...NORTH WINDS 10 TO 15 KT. WAVES 4 TO 7 FT OCCASIONALLY
TO 10 FT SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 8 FT IN THE
AFTERNOON.
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 10 KT. WAVES 2 TO 4 FT
OCCASIONALLY TO 6 FT SUBSIDING TO 1 TO 2 FT.
.SATURDAY...EAST WINDS 5 TO 10 KT BECOMING NORTHEAST. SLIGHT
CHANCE OF SHOWERS IN THE MORNING. WAVES 1 FT OR LESS.
.SATURDAY NIGHT...NORTHEAST WINDS 5 TO 10 KT BECOMING EAST.
SLIGHT CHANCE OF SHOWERS. WAVES 1 FT OR LESS.
.SUNDAY...EAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.MONDAY...SOUTHEAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS.
WAVES 1 TO 2 FT.

$$
LMZ761-232145-
MAFOR 2315/
MICHIGAN NORTH...GALE WARNING IN EFFECT...
11850 11840 19850 11840 12830 11820 12810. WAVES 8 TO 11 FT
OCCASIONALLY TO 15 FT TODAY...SUBSIDING TO 4 TO 6 FT OCCASIONALLY
TO 9 FT BY LATE TONIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 8 FT
FRIDAY MORNING.

MICHIGAN SOUTH...GALE WARNING IN EFFECT...
11856 13850 11840 11830 11820 11810. WAVES 8 TO 12 FT OCCASIONALLY
TO 16 FT THROUGH EARLY EVENING...SUBSIDING TO 6 TO 9 FT
OCCASIONALLY TO 13 FT LATE TONIGHT. WAVES 4 TO 7 FT OCCASIONALLY
TO 10 FT FRIDAY MORNING.

$$

MTF