Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 191349
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
849 AM CDT SAT JUL 19 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 30.3 INCHES CENTERED OVER NEW ENGLAND
WILL DRIFT OFF THE EAST COAST TODAY WHILE LOW PRESSURE OF 29.5
INCHES OVER NORTHWEST ONTARIO MOVES TO HUDSON BAY BY THIS EVENING.
ANOTHER LOW OF 29.4 INCHES OVER ALBERTA WILL MOVE EAST TO HUDSON
BAY BY MONDAY AFTERNOON. THE MOVEMENT OF THESE SYSTEMS WILL RESULT
IN A GRADUALLY INTENSIFYING PRESSURE GRADIENT ACROSS LAKE MICHIGAN
INTO EARLY NEXT WEEK LEADING TO A PERSISTENT SOUTHERLY FLOW. LOW
PRESSURE WILL THEN BRING A FRONT DOWN THE LAKE WEDNESDAY.

LMZ261-362-364-366-563-565-192000-
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-
849 AM CDT SAT JUL 19 2014

TWO RIVERS WI TO MANISTEE MI NORTH

.REST OF TODAY...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.TONIGHT...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.SUNDAY...SOUTH WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KT. SLIGHT CHANCE OF SHOWERS
OVERNIGHT. WAVES 2 TO 4 FT.
.MONDAY...SOUTH WINDS 15 TO 25 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY NIGHT...SOUTH WINDS 15 TO 25 KT EASING TO 15 TO 20 KT.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TUESDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FT.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH 15 TO 25
KT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FT.

$$

LMZ567-669-671-673-868-870-872-874-192000-
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 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-
849 AM CDT SAT JUL 19 2014

TWO RIVERS WI TO MANISTEE MI SOUTH TO WIND POINT WI TO HOLLAND MI

.REST OF TODAY...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.TONIGHT...SOUTH WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SUNDAY...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 20 KT. WAVES 1 TO 3 FT.
.MONDAY...SOUTH WINDS 15 TO 25 KT. WAVES 2 TO 4 FT.
.MONDAY NIGHT...SOUTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.TUESDAY...SOUTH WINDS 15 TO 20 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH 15 TO
25 KT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FT.

$$

LMZ080-675-777-779-876-878-192000-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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 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-
849 AM CDT SAT JUL 19 2014

WIND POINT WI TO HOLLAND MI SOUTH

.REST OF TODAY...SOUTHEAST WINDS 5 TO 10 KT BECOMING VARIABLE
THIS MORNING...THEN EAST THIS AFTERNOON. WAVES AROUND 1 FT.
.TONIGHT...EAST WINDS 5 TO 10 KT BECOMING SOUTH. WAVES 1 FT OR
LESS.
.SUNDAY...SOUTH WINDS 5 TO 10 KT BECOMING SOUTHEAST. WAVES 1 FT
OR LESS.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH. WAVES
1 TO 2 FT.
.MONDAY...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.MONDAY NIGHT...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.TUESDAY...SOUTH WINDS 15 TO 20 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.WEDNESDAY...WEST WINDS 10 TO 20 KT BECOMING NORTH 15 TO 25 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FT.

$$
LMZ761-192000-
MAFOR 1915/
MICHIGAN NORTH 15410 11410 11420. WAVES 1 TO 3 FT.

MICHIGAN CENTRAL 13410 14400 11410. WAVES 1 TO 2 FT.

MICHIGAN SOUTH 11300 11900 13200 11300 12400. WAVES 1 FT OR LESS.

$$





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