Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 250758
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
258 AM CDT SAT OCT 25 2014

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 29.4 INCH LOW IS WEST OF JAMES BAY WILL DEEPEN TO
29.2 INCHES THIS AFTERNOON AS THE LOW MOVES OVER JAMES BAY.
THEN THE LOW WILL FILL TO 29.3 INCHES AS IT MOVES OVER MAINE
SUNDAY MORNING. HIGH PRESSURE OF 30.0 INCHES MOVES OVER THE LAKE
SUNDAY BEFORE QUICKLY ADVANCING OVER THE SOUTHEAST U.S. MONDAY.
ANOTHER LOW OF 29.4 INCHES MOVES OVER SOUTHWEST CANADA SATURDAY
NIGHT AND ARRIVES OVER THE LAKE TUESDAY AROUND 29.5 INCHES. THE
LOW DEEPENS AS IT MOVES OVER WEST CENTRAL ONTARIO WEDNESDAY.

LMZ261-362-364-366-563-565-567-868-251515-
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-
258 AM CDT SAT OCT 25 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...WEST WINDS 15 TO 25 KT INCREASING TO 30 KT. WAVES 4 TO 7
FT OCCASIONALLY TO 9 FT BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10
FT.
.TONIGHT...NORTHWEST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT
AFTER MIDNIGHT. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT SUBSIDING TO
5 TO 8 FT OCCASIONALLY TO 10 FT AFTER MIDNIGHT.
.SUNDAY...WEST WINDS 10 TO 20 KT BECOMING SOUTHWEST AROUND 10 KT.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT IN
THE AFTERNOON.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KT. CHANCE OF SHOWERS
AND SLIGHT CHANCE OF THUNDERSTORMS OVERNIGHT. WAVES 1 TO 3 FT
BUILDING TO 2 TO 4 FT OVERNIGHT.
.MONDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FT.
.MONDAY NIGHT...SOUTH WINDS 10 TO 20 KT. SHOWERS LIKELY WITH
SLIGHT CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FT.
.TUESDAY...SOUTHWEST WINDS 15 TO 25 KT BECOMING WEST TO 30 KT IN
THE AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT BUILDING TO
5 TO 8 FT OCCASIONALLY TO 10 FT.
.WEDNESDAY...WEST WINDS 15 TO 25 KT. CHANCE OF SHOWERS. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-251515-
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-
258 AM CDT SAT OCT 25 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TODAY...WEST WINDS 15 TO 25 KT. WAVES 4 TO 6 FT OCCASIONALLY TO
8 FT.
.TONIGHT...NORTHWEST WINDS 15 TO 25 KT. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT.
.SUNDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING WEST 5 TO 10 KT.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT LATE IN
THE AFTERNOON.
.SUNDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KT. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN CHANCE OF SHOWERS
AND SLIGHT CHANCE OF THUNDERSTORMS OVERNIGHT. WAVES BUILDING TO 3
TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY...SOUTH WINDS 15 TO 25 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KT. SHOWERS LIKELY WITH
SLIGHT CHANCE OF THUNDERSTORMS. WAVES 3 TO 5 FT OCCASIONALLY TO 7
FT.
.TUESDAY...WEST WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.WEDNESDAY...WEST WINDS 15 TO 25 KT. SLIGHT CHANCE OF SHOWERS.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.

$$

LMZ761-251515-
MAFOR 2509/
MICHIGAN NORTH 12630 12640 12740 12730. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT BUILDING BUILDING TO 5 TO 8 FT OCCASIONALLY
TO 10 FT TODAY. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT SUBSIDING TO
5 TO 8 FT OCCASIONALLY TO 10 FT AFTER MIDNIGHT TONIGHT.

MICHIGAN SOUTH 14630 14730. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT
TODAY. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT TONIGHT.

$$

BEACHLER




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