Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 250748
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
248 AM CDT THU JUN 25 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....THE 29.5 INCH LOW OVER THE SOUTHERN PLAINS WILL PASS
SOUTH OF THE LAKE TODAY AND THEN REACH THE ATLANTIC COAST BY
FRIDAY MORNING. MEANWHILE A BROAD 30.1 INCH HIGH OVER SOUTHERN
CANADA WILL SPREAD OVER THE PLAINS AND NORTHERN LAKES THROUGH THE
END OF THE WEEK. A SECOND LOW OF 29.9 INCHES FORMS OVER THE
SOUTHERN PLAINS FRIDAY MORNING AND DEEPENS TO 29.5 INCHES AS IT
MOVES ALONG THE OHIO RIVER INTO THE UPPER OHIO VALLEY SATURDAY
AFTERNOON. AS THE LOW CONTINUES NORTHEAST INTO NEW ENGLAND...THE
HIGH PRESSURE SYSTEM WILL BUILD DOWN OVER THE LAKE. ANOTHER LOW IS
EXPECTED TO IMPACT THE LAKE EARLY NEXT WEEK.

LMZ261-362-364-366-563-565-567-868-251530-
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 JUN 25 2015

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...SOUTHEAST WINDS 5 TO 10 KT BECOMING NORTHEAST 10 TO 15 KT
IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS. WAVES 1 TO 3 FT.
.TONIGHT...NORTHEAST WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT.
WAVES 1 TO 3 FT.
.FRIDAY...NORTHEAST WINDS 5 TO 10 KT BECOMING NORTH 10 TO 15 KT.
WAVES 1 TO 2 FT.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT DIMINISHING TO 5 TO
10 KT. WAVES 1 TO 3 FT.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH. WAVES
1 TO 3 FT.
.SATURDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING NORTHWEST
5 TO 10 KT LATE. WAVES 1 TO 3 FT SUBSIDING TO 1 TO 2 FT.
.SUNDAY...WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST. WAVES 1 TO
2 FT.
.MONDAY...SOUTH WINDS 5 TO 10 KT BACKING TO NORTHEAST 10 TO 15 KT.
CHANCE OF SHOWERS. WAVES 1 TO 2 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-251530-
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 JUN 25 2015

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TODAY...EAST WINDS 5 TO 10 KT BACKING TO NORTH. CHANCE OF
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS THIS MORNING...THEN
SLIGHT CHANCE OF SHOWERS THIS AFTERNOON. WAVES 1 TO 2 FT.
.TONIGHT...NORTH WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT.
WAVES 1 TO 3 FT.
.FRIDAY...NORTHEAST WINDS 5 TO 10 KT BECOMING NORTH 10 TO 15 KT
EARLY IN THE AFTERNOON...THEN INCREASING TO 10 TO 20 KT LATE.
WAVES 1 TO 3 FT.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.SATURDAY...NORTH WINDS 15 TO 25 KT. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT.
.SATURDAY NIGHT...NORTH WINDS 10 TO 20 KT DIMINISHING TO 5 TO
10 KT OVERNIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING
TO 1 TO 3 FT.
.SUNDAY...WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST. WAVES 1 TO
2 FT.
.MONDAY...SOUTH WINDS 5 TO 10 KT BECOMING NORTH LATE. CHANCE OF
SHOWERS. WAVES 1 TO 2 FT.

$$

LMZ761-251530-
MAFOR 2509/
MICHIGAN NORTH 11300 12200 11100 12110 12100. WAVES 1 TO 3 FEET.

MICHIGAN SOUTH 13200 11100 11800 11810 11100 11800. CHANCE OF
SHOWERS THIS MORNING. WAVES 1 TO 2 FEET TODAY. WAVES 1 TO 3 FT
TONIGHT.

$$


JEE



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