Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 300747
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
247 AM CDT SAT MAY 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 STRONG COLD FRONT WILL MOVE SOUTH ACROSS THE LAKE
THIS MORNING. UNSEASONABLY STRONG HIGH PRESSURE OF 30.5 INCHES
OVER WILL BUILD ACROSS THE NORTHERN PLAINS AND UPPER MIDWEST
TODAY...THEN SPREAD EAST ACROSS THE NORTHERN LAKES AND ONTARIO
TONIGHT. THE CENTER OF THE HIGH WILL MOVE INTO QUEBEC SUNDAY
WITH RIDGING EXTENDING SOUTH ACROSS THE GREAT LAKES REGION.

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-
247 AM CDT SAT MAY 30 2015

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...NORTH WINDS TO 30 KT. RAIN LIKELY THIS MORNING. WAVES 3
TO 5 FT OCCASIONALLY TO 7 FT BUILDING TO 4 TO 7 FT OCCASIONALLY
TO 9 FT.
.TONIGHT...NORTH WINDS TO 30 KT BECOMING NORTHEAST 15 TO 25 KT.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.SUNDAY...NORTHEAST WINDS 15 TO 25 KT. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. WAVES SUBSIDING TO 2 TO 4 FT.
.MONDAY...NORTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING EAST. WAVES
1 TO 3 FT.
.TUESDAY...SOUTHEAST WINDS 5 TO 10 KT BECOMING SOUTH. WAVES 1 FT
OR LESS.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KT. WAVES 1 TO 2 FT.

$$

LMZ669-671-673-675-870-872-874-876-301400-
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 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-
247 AM CDT SAT MAY 30 2015

SHEBOYGAN WI TO PENTWATER MI SOUTH TO WINTHROP HARBOR IL TO SOUTH
HAVEN MI

.TODAY...NORTH WINDS 15 TO 25 KT INCREASING TO 30 KT THIS
MORNING. OCCASIONAL GALE GUSTS POSSIBLE. RAIN. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT BUILDING TO 8 TO 11 FT OCCASIONALLY TO 14 FT.
.TONIGHT...NORTH WINDS TO 30 KT BECOMING NORTHEAST 15 TO 25 KT
OVERNIGHT. CHANCE OF RAIN IN THE EVENING. WAVES 8 TO 11 FT
OCCASIONALLY TO 14 FT SUBSIDING TO 6 TO 9 FT OCCASIONALLY TO 11
FT.
.SUNDAY...NORTHEAST WINDS 15 TO 25 BECOMING NORTH. WAVES
SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT.
.MONDAY...NORTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING EAST.
WAVES 1 TO 3 FT.
.TUESDAY...SOUTHEAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KT. WAVES 1 TO 2 FT.

$$

LMZ080-777-779-878-301400-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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 ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
247 AM CDT SAT MAY 30 2015

WINTHROP HARBOR IL TO SOUTH HAVEN MI SOUTH

...GALE WARNING IN EFFECT FROM 9 AM CDT THIS MORNING THROUGH THIS
EVENING...

.TODAY...SOUTHWEST WINDS 10 TO 15 KT SHIFTING NORTH AND
INCREASING TO GALES TO 35 KT BY LATE MORNING. RAIN. CHANCE OF
THUNDERSTORMS THIS MORNING. WAVES 1 TO 3 FT BUILDING TO 8 TO 12
FT OCCASIONALLY TO 15 FT.
.TONIGHT...NORTH GALES TO 35 KT BECOMING NORTHEAST TO 30 KT.
CHANCE OF RAIN IN THE EVENING. WAVES 8 TO 12 FT OCCASIONALLY TO
15 FT.
.SUNDAY...NORTHEAST WINDS TO 30 KT BECOMING NORTH 15 TO 25 KT.
WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT SUBSIDING TO 5 TO 7 FT
OCCASIONALLY TO 9 FT.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT. WAVES SUBSIDING TO
3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY...NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH. WAVES 2 TO
4 FT.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT. WAVES 2 TO 4 FT.
.TUESDAY...EAST WINDS 5 TO 10 KT BECOMING NORTHEAST. WAVES 1 TO
2 FT.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KT BECOMING SOUTHEAST. WAVES
1 TO 2 FT.

$$

LMZ761-301400-
MAFOR 3010/
MICHIGAN NORTH 13846 13840 12130. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT TODAY.

MICHIGAN CENTRAL 10723 11836 13846 19856 12840 12130. CHANCE OF
RAIN IN THE EVENING. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT
BUILDING TO 8 TO 11 FT OCCASIONALLY TO 14 FT TODAY...SUBSIDING
TO 6 TO 9 FT OCCASIONALLY TO 11 FT TONIGHT.

MICHIGAN SOUTH...GALE WARNING IN EFFECT...11516 11516 19846
13856 11840 12140. CHANCE OF THUNDERSTORMS THIS MORNING. CHANCE
OF RAIN IN THE EVENING. WAVES 1 TO 3 FT BUILDING TO 8 TO 12 FT
OCCASIONALLY TO 15 FT TODAY. WAVES 8 TO 12 FT OCCASIONALLY TO
15 FT TONIGHT.

$$


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