Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 291337
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
837 AM CDT FRI AUG 29 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN.

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.

.SYNOPSIS...HIGH PRESSURE OF 30.2 INCHES OVER THE EASTERN GREAT
LAKES WILL MOVE OFF OF THE NEW ENGLAND COAST THIS EVENING...
WHILE AN AREA OF LOW PRESSURE OF 29.7 INCHES IS WITHIN A
WEAKER TROUGH ACROSS THE CENTRAL PLAINS AND UPPER MIDWEST. THE LOW
WILL MOVE TO WISCONSIN SATURDAY AND ACROSS NORTHERN LAKE MICHIGAN
SATURDAY EVENING. THE LOW WILL CONTINUE TO THE NORTHEAST WHILE
DRAGGING A WEAK COLD FRONT DOWN THE LENGTH OF THE LAKE SATURDAY
NIGHT. WEAK HIGH PRESSURE OF 29.9 INCHES WILL SPREAD ACROSS THE
LAKE IN THE WAKE OF THE LOW EARLY SUNDAY...AS A DEEPER LOW OF 29.5
INCHES DEVELOPS OVER THE DAKOTAS AND LIFTS THROUGH WESTERN ONTARIO
SUNDAY NIGHT AND MONDAY WHILE DEEPENING TO 29.1 INCHES. A COLD
FRONT TRAILING FROM THIS LOW WILL CONTINUE TO PUSH EAST ACROSS THE
WESTERN LAKES ON MONDAY. WEAK HIGH PRESSURE WILL THEN SPREAD
ACROSS THE REGION MONDAY NIGHT AND TUESDAY.

LMZ261-362-364-366-563-565-567-868-292145-
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-
837 AM CDT FRI AUG 29 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TODAY...SOUTH WINDS 15 TO 25 KT. SHOWERS THIS MORNING...
THEN SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS THIS
AFTERNOON. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.TONIGHT...SOUTH WINDS 20 TO 25 KT. SHOWERS WITH A CHANCE OF
THUNDERSTORMS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY...SOUTH WINDS 15 TO 20 KT BECOMING NORTHWEST LATE.
SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE MORNING...THEN
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY NIGHT...NORTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 3 TO 5 FT OCCASIONALLY TO
7 FT.
.SUNDAY...NORTH WINDS 10 TO 15 KT BACKING TO SOUTH. WAVES 2 TO
4 FT SUBSIDING TO 1 TO 2 FT LATE.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KT. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 TO 4 FT.
.MONDAY...SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST TO 30 KT.
SHOWERS AND THUNDERSTORMS LIKELY. WAVES 4 TO 6 FT OCCASIONALLY TO
8 FT.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-292145-
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-
837 AM CDT FRI AUG 29 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TODAY...SOUTH WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.TONIGHT...SOUTH WINDS 20 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KT. SHOWERS AND
THUNDERSTORMS LIKELY. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 10 TO
15 KT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SUNDAY...WEST WINDS 10 TO 15 KT BECOMING TO SOUTH. WAVES 2 TO
4 FT.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KT. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 TO 4 FT.
.MONDAY...SOUTHWEST WINDS TO 30 KT. SHOWERS AND THUNDERSTORMS
LIKELY. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.TUESDAY...WEST WINDS 10 TO 15 KT BECOMING SOUTHWEST. WAVES 1 TO
3 FT.

$$
LMZ761-292145-
MAFOR 2915/
MICHIGAN NORTH 15436 11436 11426. CHANCE OF THUNDERSTORMS THIS
AFTERNOON THROUGH SATURDAY MORNING. WAVES 4 TO 6 FT OCCASIONALLY
TO 8 FT THIS AFTERNOON THROUGH SATURDAY MORNING.

MICHIGAN SOUTH 14430 11430 12436 11539. CHANCE OF THUNDERSTORMS.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT THIS AFTERNOON THROUGH
SATURDAY MORNING.

$$

JEE




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