Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 110148
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
848 PM CDT THU JUL 10 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 TONIGHT WILL MOVE TO NEW ENGLAND ON FRIDAY. MEANWHILE...A
TROUGH OF LOW PRESSURE AVERAGING 29.6 INCHES STRETCHING FROM
CENTRAL CANADA THROUGH THE HIGH PLAINS WILL MOVE SLOWLY EAST. THE
MAIN SURFACE LOW PASSES WELL NORTH OF THE GREAT LAKES ON FRIDAY
NIGHT...WITH THE AFOREMENTIONED TROUGH TO MOVE OVER LAKE MICHIGAN
ON SATURDAY AFTERNOON. THE COLD FRONT OF THIS WEATHER SYSTEM WILL
PASS OVER THE LAKE SUNDAY MORNING FOLLOWED BY A SECOND COLD FRONT
SUNDAY NIGHT INTO MONDAY.

LMZ261-362-364-366-563-565-567-868-110930-
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-
848 PM CDT THU JUL 10 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TONIGHT...SOUTH WINDS 10 TO 15 KT. PATCHY FOG OVERNIGHT.
WAVES 1 TO 3 FT.
.FRIDAY...SOUTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT BY
EARLY AFTERNOON. SLIGHT CHANCE OF SHOWERS LATE. WAVES BUILDING TO
3 TO 5 FT OCCASIONALLY TO 7 FT.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS
IN THE EVENING...THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS OVERNIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS.
WAVES 1 TO 2 FT.
.MONDAY...WEST WINDS 10 TO 15 KT BECOMING NORTHWEST IN THE
AFTERNOON. CHANCE OF SHOWERS. WAVES 1 TO 2 FT.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS. WAVES 2
TO 4 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-110930-
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-
848 PM CDT THU JUL 10 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TONIGHT...SOUTHEAST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.FRIDAY...SOUTH WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT BY
EARLY AFTERNOON...AND THEN BECOMING SOUTHEAST LATE IN THE
AFTERNOON. WAVES 1 TO 3 FT.
.FRIDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH.
SLIGHT CHANCE OF SHOWERS IN THE EVENING...THEN CHANCE OF SHOWERS
AND SLIGHT CHANCE OF THUNDERSTORMS OVERNIGHT. WAVES 1 TO 3 FT.
.SATURDAY...SOUTH WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT IN
THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING...THEN SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON.
WAVES 1 TO 3 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KT BECOMING WEST LATE.
SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING...THEN CHANCE OF
SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 1 TO 2 FT.
.SUNDAY...WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST 10 TO 15 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 FT OR LESS.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST. CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.MONDAY...WEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KT. SLIGHT CHANCE OF SHOWERS.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.

$$
LMZ761-110930-
MAFOR 1103/
MICHIGAN NORTH 13410 12420 12430 11420. WAVES 1 TO 3 FT TONIGHT
BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT FRIDAY.

MICHIGAN SOUTH 13300 12410 11420 12320. WAVES 1 TO 2 FT TONIGHT
BUILDING TO 1 TO 3 FT FRIDAY MORNING.

$$

MTF





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