000
FZUS63 KLOT 170755
GLFLM

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

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN

.SYNOPSIS...AN AREA OF HIGH PRESSURE AVERAGING 30.1 INCHES
WAS CENTERED NEAR HUDSON BAY. WHILE A TROUGH OF LOW PRESSURE
AVERAGING 29.6 INCHES OVER THE CANADIAN MARITIME CONTINUES TO
DRIFT NORTHEAST. THE HIGH PRESSURE WILL DRIFT EAST TO FAR WESTERN
QUEBEC THIS AFTERNOON...MEANWHILE A WEAK LOW PRESSURE OF 29.8
INCHES DEVELOPS ACROSS THE CENTRAL PLAINS WITH A STALLED FRONTAL
BOUNDARY EXTENDING EAST THROUGH THE OHIO VALLEY. THIS FRONTAL
BOUNDARY WILL REMAIN SOUTH OF LAKE MICHIGAN...WHILE MUCH OF THE
LAKE WILL REMAIN UNDER THE INFLUENCE OF THE DEPARTING HIGH
PRESSURE. LOW PRESSURE WILL THEN MOVE FROM THE PLAINS ACROSS THE
WESTERN GREAT LAKES DURING THE EARLY 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.


LMZ261-362-364-366-563-565-567-868-171600-
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-
255 AM CDT FRI MAY 17 2013

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...NORTHEAST WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT
MIDDAY. CHANCE OF SHOWERS AND THUNDERSTORMS THIS AFTERNOON. WAVES
1 TO 3 FT.
.TONIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING EAST. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.SATURDAY...EAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS. WAVES
1 TO 3 FT.
.SATURDAY NIGHT...EAST WINDS 10 TO 20 KT BECOMING SOUTHEAST 10 TO
15 KT. WAVES 1 TO 3 FT.
.SUNDAY...SOUTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.MONDAY...SOUTH WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KT. SHOWERS AND THUNDERSTORMS
LIKELY. 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-
255 AM CDT FRI MAY 17 2013

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TODAY...EAST WINDS 10 TO 15 KT BECOMING NORTHEAST. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS FROM LATE MORNING ON. WAVES 1 TO 3 FT.
.TONIGHT...EAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.SATURDAY...EAST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT OCCASIONALLY
TO 6 FT.
.SATURDAY NIGHT...EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST.
WAVES 1 TO 3 FT.
.SUNDAY...SOUTHEAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.MONDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.TUESDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.


$$

LMZ761-171600-
MAFOR 1709/
MICHIGAN NORTH 12100 12110 12110 12210. CHANCE OF SHOWERS AND
THUNDERSTORMS THIS AFTERNOON THROUGH TONIGHT. WAVES 1 TO 3 FT
TODAY THROUGH TONIGHT.

MICHIGAN SOUTH 12210 12110 14210. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE THIS MORNING THROUGH TONIGHT. WAVES 1 TO 3 FT
TODAY THROUGH TONIGHT.

$$

BEACHLER