Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 300748
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
248 AM CDT THU JUL 30 2015

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...STRONG LOW PRESSURE OF 29.1 INCHES WILL REMAIN NEARLY
STATIONARY OVER HUDSON BAY THROUGH SATURDAY NIGHT...AS IT SLOWLY
WEAKENS. HIGH PRESSURE OF 30.2 INCHES OVER THE CENTRAL PLAINS WILL
SLOWLY SPREAD EAST ACROSS THE OHIO VALLEY TONIGHT AND FRIDAY. A WEAK
TROUGH OF LOW PRESSURE AVERAGING 29.8 INCHES AND AN ASSOCIATED WEAK
COLD FRONT WILL MOVE ACROSS THE LAKE FRIDAY NIGHT.

LMZ261-362-364-366-563-565-567-868-301400-
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-
248 AM CDT THU JUL 30 2015

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...WEST WINDS TO 30 KT THIS MORNING...DIMINISHING TO 10
TO 20 KT THIS AFTERNOON. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT
SUBSIDING TO 2 TO 4 FT.
.TONIGHT...WEST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.
.FRIDAY...WEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES 1 TO 3 FT.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 15 KT INCREASING TO 10 TO
20 KT. WAVES 1 TO 3 FT.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING WEST 10 TO 15
KT. WAVES 1 TO 3 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.MONDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH. WAVES 1 TO
3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-301400-
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-
248 AM CDT THU JUL 30 2015

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TODAY...WEST WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT THIS
AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2
TO 4 FT.
.TONIGHT...WEST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.
.FRIDAY...WEST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.
.FRIDAY NIGHT...WEST WINDS 10 TO 20 KT BECOMING NORTHWEST. WAVES
1 TO 3 FT.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING WEST 10 TO 15
KT. WAVES 1 TO 3 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.MONDAY...WEST WINDS 10 TO 20 KT BECOMING NORTHWEST 10 TO 15 KT.
WAVES 1 TO 2 FT.

$$

LMZ761-301400-
MAFOR 3009/
MICHIGAN NORTH 12640 11630 11620 14620. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT TODAY. WAVES 1 TO 3
FT TONIGHT.

MICHIGAN SOUTH 13630 11620 14620. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT SUBSIDING TO 2 TO 4 FT TODAY. WAVES 1 TO 3 FT TONIGHT.

$$


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