Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 300750
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
250 AM CDT THU JUN 30 2016

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 30.1 INCH HIGH CENTERED OVER THE UPPER OHIO VALLEY
WILL WEAKEN TO 30.0 INCHES TODAY. A 29.8 INCH LOW OVER HUDSON BAY
WILL GRADUALLY TRACK NORTHEAST WHILE AN ASSOCIATED COLD FRONT
SURGES DOWN LAKE MICHIGAN THURSDAY NIGHT. HIGH PRESSURE AVERAGING
30.2 INCHES WILL BUILD OVER THE NORTHERN PLAINS LATE THURSDAY
NIGHT AND FRIDAY. THE HIGH WILL SHIFT OVER THE WESTERN GREAT
LAKES FRIDAY NIGHT AND THEN REACH THE EAST COAST SUNDAY.

LMZ261-362-364-366-563-565-567-868-301530-
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-
250 AM CDT THU JUN 30 2016

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TODAY...SOUTHWEST WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS THIS AFTERNOON. WAVES 2 TO
4 FT BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TONIGHT...WEST WINDS 15 TO 25 KT BECOMING NORTH TO 30 KT FROM
LATE EVENING ON. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN
THE EVENING...THEN SLIGHT CHANCE OF SHOWERS OVERNIGHT. WAVES
BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.
.FRIDAY...NORTH WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING TO 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.FRIDAY NIGHT...WEST WINDS 15 TO 25 KT. WAVES 2 TO 4 FT.
.SATURDAY...WEST WINDS 10 TO 20 KT BECOMING SOUTHWEST. WAVES 1 TO
3 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 5 TO
10 KT OVERNIGHT. WAVES 1 TO 2 FT.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.MONDAY...SOUTHEAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-301530-
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-
250 AM CDT THU JUN 30 2016

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TODAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH 15 TO 25 KT.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THIS AFTERNOON. WAVES
1 TO 3 FT BUILDING TO 2 TO 4 FT.
.TONIGHT...SOUTHWEST WINDS 15 TO 25 KT VEERING TO NORTH TO 30 KT.
SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING...THEN CHANCE OF
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS OVERNIGHT. WAVES 3 TO
5 FT OCCASIONALLY TO 7 FT BUILDING TO 4 TO 7 FT OCCASIONALLY TO
9 FT.
.FRIDAY...NORTH WINDS TO 30 KT. WAVES 4 TO 7 FT OCCASIONALLY TO
9 FT.
.FRIDAY NIGHT...NORTHWEST WINDS 15 TO 25 KT. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KT BACKING TO SOUTHWEST.
WAVES 1 TO 3 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT VEERING TO
NORTHWEST LESS THAN 10 KT OVERNIGHT. WAVES 1 TO 2 FT.
.SUNDAY...EAST WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT. WAVES
1 TO 2 FT.
.MONDAY...EAST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.

$$

LMZ761-301530-
MAFOR 3009/
MICHIGAN NORTH 13520 11530 11536 11636 11846 11840. CHANCE OF
SHOWERS AND THUNDERSTORMS TODAY. WAVES 2 TO 4 FT BUILDING TO 3
TO 5 FT OCCASIONALLY TO 7 FT TODAY THEN BUILDING TO 4 TO 7 FT
OCCASIONALLY TO 9 FT TONIGHT.

MICHIGAN SOUTH 11500 11510 11520 12430 11539 11639 11840. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS THIS AFTERNOON. WAVES 1 TO 3
FT BUILDING TO 2 TO 4 FT TODAY. WAVES 3 TO 5 FT OCCASIONALLY TO 7
FT BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT TONIGHT.

$$


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