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000
FZUS63 KLOT 210753
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
253 AM CDT TUE MAY 21 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN

.SYNOPSIS...LOW PRESSURE OF 29.5 INCHES WAS OVER THE ND/MN BORDER
EARLY THIS MORNING WITH A WARM FRONT EXTENDING EAST ACROSS
NORTHERN LAKE MICHIGAN. THE LOW WILL MOVE SLOWLY EAST ACROSS THE
LAKE TONIGHT AND WEDNESDAY. AS THE LOW MOVES TO QUEBEC THURSDAY
AND A RIDGE OF HIGH PRESSURE BUILDS INTO THE UPPER MISSISSIPPI
VALLEY...GALE FORCE NORTH WINDS MAY DEVELOP OVER LAKE MICHIGAN.
WINDS WILL DIMINISH THURSDAY NIGHT AND FRIDAY AS THE HIGH PRESSURE OF
30.4 INCHES BUILDS INTO THE WESTERN GREAT LAKES.

//

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.


LMZ261-362-364-563-211400-
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-
253 AM CDT TUE MAY 21 2013

STURGEON BAY WI TO POINT BETSIE MI NORTH

.TODAY...SOUTHEAST WINDS 15 TO 25 KT BECOMING SOUTH 10 TO 15 KT.
PATCHY DENSE FOG. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO
4 FT OCCASIONALLY TO 6 FT.
.TONIGHT...SOUTH WINDS 10 TO 15 KT VEERING TO NORTHWEST LESS THAN
10 KT. PATCHY DENSE FOG. CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 1 TO 2 FT.
.WEDNESDAY...NORTH WINDS 10 TO 15 KT. PATCHY DENSE FOG IN THE
MORNING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING...THEN SHOWERS LIKELY IN THE AFTERNOON. WAVES 1 TO
2 FT.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KT INCREASING TO 30 KT.
CHANCE OF SHOWERS. WAVES 1 TO 3 FT BUILDING TO 4 TO 6 FT
OCCASIONALLY TO 9 FT.
.THURSDAY...NORTH WINDS TO 30 KT. CHANCE OF SHOWERS...MAINLY IN THE
MORNING. WAVES 4 TO 7 FT OCCASIONALLY TO 10 FT.
.THURSDAY NIGHT...NORTH WINDS 15 TO 25 KT SUBSIDING TO 10 TO 20 KT.
WAVES 3 TO 5 FT OCCASIONALLY TO 8 FT.
.FRIDAY...NORTH WINDS 5 TO 10 KT. WAVES 2 TO 4 FT OCCASIONALLY TO
6 FT.
.SATURDAY...EAST WINDS LESS THAN 10 KT BECOMING SOUTHEAST. WAVES
NEARLY CALM.


$$

LMZ080-366-565-567-669-671-673-675-777-779-868-870-872-874-876-
878-211400-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
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 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-
253 AM CDT TUE MAY 21 2013

STURGEON BAY WI TO POINT BETSIE MI SOUTH

.TODAY...SOUTH WINDS 10 TO 20 KT. PATCHY DENSE FOG. CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH 5 TO 10 KT.
PATCHY DENSE FOG. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 TO 3
FT.
.WEDNESDAY...EAST WINDS 5 TO 10 KT BECOMING NORTH 10 TO 15 KT.
PATCHY DENSE FOG IN THE MORNING. SHOWERS AND THUNDERSTORMS LIKELY
IN THE MORNING...THEN SHOWERS LIKELY WITH SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FT.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KT INCREASING TO 30 KT.
SHOWERS LIKELY. WAVES 1 TO 3 FT BUILDING TO 4 TO 6 FT OCCASIONALLY
TO 9 FT.
.THURSDAY...NORTH GALES TO 35 KT. CHANCE OF SHOWERS IN THE
MORNING...THEN SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES
7 TO 10 FT OCCASIONALLY TO 14 FT.
.THURSDAY NIGHT...NORTH WINDS TO 30 KT DIMINISHING TO 10 TO 20 KT. WAVES
6 TO 9 FT OCCASIONALLY TO 13 FT.
.FRIDAY...NORTH WINDS 10 TO 15 KT. WAVES 4 TO 6 FT OCCASIONALLY
TO 9 FT SUBSIDING TO 1 TO 3 FT.
.SATURDAY...EAST WINDS 5 TO 10 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 FT OR LESS.


$$

LMZ761-211400-
MAFOR 2109/
MICHIGAN NORTH 12339 11439 11429 11420 11410 11600 11700. WAVES 2
TO 4 FT OCCASIONALLY TO 6 FT TODAY. WAVES 1 TO 2 FT TONIGHT.

MICHIGAN SOUTH 12429 13420 11510 11500 11409. WAVES 2 TO 4 FT
OCCASIONALLY TO 6 FT TODAY. WAVES 1 TO 3 FT TONIGHT.

$$

ALLSOPP