Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 051331
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
831 AM CDT SAT JUL 5 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...A LARGE RIDGE OF HIGH PRESSURE OF 30.4 INCHES CENTERED
OVER THE OHIO VALLEY WILL MOVE OFF THE EAST COAST AND INTO THE
WESTERN ATLANTIC SUNDAY. MEANWHILE...LOW PRESSURE OF 29.7 INCHES
OVER SOUTHERN MANITOBA WILL DEEPEN TO 29.4 INCHES AS IT MOVES
OVER ONTARIO BY SUNDAY NIGHT. THE LOW WILL THEN CONTINUE SLOWLY
EAST INTO QUEBEC MONDAY AND TUESDAY AS THE TRAILING COLD FRONT
MOVES ACROSS THE LAKE SUNDAY NIGHT. A SECONDARY COLD FRONT
TRAILING FROM THE SAME LOW WILL MOVE SOUTH ACROSS THE LAKE
TUESDAY.

LMZ261-362-364-366-563-565-567-868-052200-
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-
831 AM CDT SAT JUL 5 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TODAY...SOUTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TONIGHT...SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST 10 TO 20 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS...MAINLY LATE. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.SUNDAY...SOUTH WINDS 20 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SUNDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KT BECOMING WEST 10 TO
15 KT. SHOWERS AND THUNDERSTORMS LIKELY...MAINLY IN THE EVENING.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 1 TO 3 FT LATE.
.MONDAY...WEST WINDS AROUND 10 KT BECOMING SOUTHWEST. WAVES 1 TO
2 FT.
.MONDAY NIGHT...WEST WINDS 5 TO 10 KT BECOMING NORTHWEST. WAVES 1
TO 2 FT.
.TUESDAY...NORTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-052200-
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-
831 AM CDT SAT JUL 5 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

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

$$
LMZ761-052200-
MAFOR 0515/
MICHIGAN NORTH 11420 13430 11420 12520 11430. CHANCE OF SHOWERS
AND THUNDERSTORMS TONIGHT AND SUNDAY MORNING. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT THIS AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT TONIGHT BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT SUNDAY
MORNING.

MICHIGAN SOUTH 15420 11420 11430. CHANCE OF SHOWERS AND THUNDERSTORMS
LATE THIS EVENING AND SUNDAY MORNING. WAVES 2 TO 4 FT THIS
AFTERNOON AND TONIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUNDAY
MORNING.

$$

JEE







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