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000
FZUS63 KLOT 171954
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
254 PM CDT FRI MAY 17 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN

.SYNOPSIS...AN AREA OF HIGH PRESSURE AVERAGING 30.3 INCHES
CENTERED ACROSS EASTERN ONTARIO AND THE UPPER GREAT LAKES...WILL
DRIFT EAST TO FAR WESTERN QUEBEC AND THE EASTERN LAKES TONIGHT.
FARTHER WEST...LOW PRESSURE OF 29.6 INCHES WILL DEVELOP ACROSS
THE HIGH PLAINS ON SATURDAY. THIS LOW WILL SLOWLY MOVE
NORTHEASTWARD ACROSS THE MID MISSOURI VALLEY BY LATE SUNDAY. A
WARM FRONT...EXTENDING EASTWARD FROM THIS LOW...WILL LIFT
NORTHWARD ACROSS PORTIONS OF LAKE MICHIGAN THROUGH MONDAY. THE
LOW IS EXPECTED TO CONTINUE A SLOW EASTWARD PROGRESSION TOWARDS
THE MID MISSISSIPPI VALLEY BY THE MIDDLE 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.


LMZ261-362-364-366-563-565-567-868-180345-
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-
254 PM CDT FRI MAY 17 2013

SHEBOYGAN WI TO PENTWATER MI NORTH

.TONIGHT...EAST WINDS AROUND 10 KT INCREASING TO 10 TO 20 KT
OVERNIGHT. CHANCE OF SHOWERS THROUGH EARLY EVENING...THEN CHANCE
OF SHOWERS AND THUNDERSTORMS FROM LATE EVENING ON. WAVES 1 TO 2 FT
BUILDING TO 2 TO 4 FT OCCASIONALLY TO 6 FT.
.SATURDAY...EAST WINDS 10 TO 20 KT EASING TO 10 TO 15 KT IN THE
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT SUBSIDING TO 1 TO 3 FT.
.SATURDAY NIGHT...EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST.
SLIGHT CHANCE OF SHOWERS. WAVES 1 TO 3 FT.
.SUNDAY...SOUTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT INCREASING TO 10 TO 20
KT OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.MONDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FT OCCASIONALLY TO 6 FT.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT. SHOWERS AND
THUNDERSTORMS LIKELY. WAVES SUBSIDING TO 1 TO 3 FT.
.TUESDAY...EAST WINDS 10 TO 15 KT BECOMING NORTHEAST 15 TO 20 KT
LATE. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 TO 2 FT BUILDING
TO 2 TO 4 FT OCCASIONALLY TO 6 FT.
.WEDNESDAY...NORTHEAST WINDS 15 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT.


$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-180345-
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-
254 PM CDT FRI MAY 17 2013

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TONIGHT...NORTHEAST WINDS 10 TO 20 KT BECOMING EAST 15 TO 20 KT
OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH EARLY
EVENING...THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE
THIS EVENING. WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT.
.SATURDAY...EAST WINDS 10 TO 20 KT EASING TO AROUND 10 KT IN THE
AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FT.
.SATURDAY NIGHT...EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST.
WAVES 1 TO 3 FT.
.SUNDAY...SOUTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KT. CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FT OCCASIONALLY TO 6
FT.
.MONDAY...SOUTH WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 3 TO 5 FT OCCASIONALLY TO 8 FT.
.MONDAY NIGHT...SOUTH WINDS 10 TO 20 KT. SHOWERS AND
THUNDERSTORMS LIKELY. WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT.
.TUESDAY...SOUTH WINDS 10 TO 15 KT. SHOWERS AND THUNDERSTORMS
LIKELY. WAVES 1 TO 3 FT.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 15 KT BECOMING NORTHEAST 10 TO
20 KT LATE. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 TO 3 FT.


$$

LMZ761-180345-
MAFOR 1721/
MICHIGAN NORTH 13210 14220 11210. CHANCE OF SHOWERS AND THUNDERSTORMS
TONIGHT AND SATURDAY. WAVES 1 TO 2 FT BUILDING TO 2 TO 4 FT
OCCASIONALLY TO 6 FT TONIGHT AND SATURDAY.

MICHIGAN SOUTH 12120 14220 11220 11210. CHANCE OF SHOWERS AND
THUNDERSTORMS THIS EVENING. WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT
TONIGHT SUBSIDING TO 1 TO 3 FT SATURDAY.

$$

KJB