Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 300745
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
245 AM CDT TUE JUN 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...A BROAD TROUGH OF 29.8 INCHES SPANS FROM LAKE SUPERIOR
SOUTH INTO ILLINOIS EARLY THIS MORNING WHILE HIGH PRESSURE OF
30.0 INCHES LIES OVER NORTHERN MANITOBA AND ONTARIO. THE LOW WILL
LIFT NORTHEAST INTO QUEBEC...DEEPENING TO 29.6 INCHES THURSDAY.
MEANWHILE...THE HIGH WILL BUILD SOUTH ACROSS THE GREAT LAKES
INCLUDING LAKE MICHIGAN STARTING THURSDAY WHERE IT WILL REMAIN
THROUGH THE END OF THE WEEK.

LMZ261-362-364-366-563-565-567-868-301545-
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-
245 AM CDT TUE JUN 30 2015

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...SOUTHWEST WINDS AROUND 10 KT EARLY THIS MORNING VEERING
TO NORTHWEST AND INCREASING TO 10 TO 20 KT...THEN BECOMING NORTH
15 TO 25 KT THIS AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS. WAVES 1 TO 2 FT BUILDING TO 2 TO 4 FT.
.TONIGHT...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.THURSDAY...NORTH WINDS 10 TO 15 KT BECOMING NORTHWEST. WAVES
1 TO 2 FT.
.THURSDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH.
WAVES 1 TO 2 FT.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-301545-
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-
245 AM CDT TUE JUN 30 2015

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TODAY...SOUTHWEST WINDS AROUND 10 KT BECOMING NORTHWEST 10 TO 20
KT LATE THIS MORNING...THEN BECOMING NORTH 15 TO 25 KT THIS
AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
WAVES 1 TO 2 FT BUILDING TO 2 TO 4 FT.
.TONIGHT...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING. WAVES
3 TO 5 FT OCCASIONALLY TO 7 FT.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KT BECOMING NORTHEAST.
WAVES 2 TO 4 FT.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH 10 TO
20 KT. WAVES 2 TO 4 FT.
.THURSDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT BECOMING EAST 5 TO
10 KT OVERNIGHT. WAVES 1 TO 3 FT.
.FRIDAY...EAST WINDS 5 TO 10 KT BECOMING NORTHEAST. WAVES 1 TO
2 FT.
.SATURDAY...NORTH WINDS LESS THAN 10 KT. WAVES 1 FT OR LESS.

$$

LMZ761-301545-
MAFOR 3009/
MICHIGAN NORTH 11500 11710 11720 14830 11820. CHANCE OF SHOWERS
TODAY. WAVES 1 TO 2 FT BUILDING TO 2 TO 4 FEET TODAY. WAVES 3 TO
5 FEET OCCASIONALLY TO 7 FEET TONIGHT.

MICHIGAN SOUTH 11500 11600 11720 14830 11820. CHANCE OF SHOWERS
TODAY. WAVES 1 TO 2 FEET BUILDING TO 2 TO 4 FEET TODAY. WAVES 3
TO 5 FEET OCCASIONALLY TO 7 FEET TONIGHT.

$$

BMD



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