Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 292201 AAA
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN...UPDATED
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
501 PM CDT FRI AUG 29 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...LOW PRESSURE OF 29.8 INCHES LIES OVER THE NORTHERN
PLAINS THIS AFTERNOON AND WILL MOVE ACROSS THE GREAT LAKES
SATURDAY INTO SUNDAY...DRAGGING A COLD FRONT WHICH WILL CLEAR
THE SOUTH END OF LAKE MICHIGAN BY EARLY SUNDAY. HIGH PRESSURE OF
30.0 INCHES WILL BRIEFLY BUILD OVER THE NORTHERN LAKES BEHIND THE
FRONT...WHILE ANOTHER LOW OF 29.5 INCHES DEVELOPS OVER THE
NORTHERN PLAINS. THIS LOW WILL DEEPEN TO 29.3 INCHES AS IT REACHES
HUDSON BAY LATE MONDAY.

LMZ261-362-364-366-563-565-567-868-300415-
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-
501 PM CDT FRI AUG 29 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.TONIGHT...SOUTH WINDS TO 30 KT. SHOWERS AND THUNDERSTORMS. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KT. SHOWERS AND
THUNDERSTORMS. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.SATURDAY NIGHT...WEST WINDS 15 TO 20 KT BECOMING NORTHWEST.
CHANCE OF SHOWERS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SUNDAY...NORTHWEST WINDS AROUND 10 KT BACKING TO THE SOUTH.
WAVES 2 TO 4 FT.
.SUNDAY NIGHT...SOUTH WINDS 5 TO 10 KT INCREASING TO 15 TO 25 KT
OVERNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY...SOUTHWEST WINDS TO 30 KT. SHOWERS AND THUNDERSTORMS
LIKELY IN THE MORNING...THEN CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.MONDAY NIGHT...WEST WINDS 15 TO 25 KT. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING
TO 3 TO 5 FT OCCASIONALLY TO 7 FT OVERNIGHT.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-300415-
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-
501 PM CDT FRI AUG 29 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TONIGHT...SOUTH WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS THIS EVENING...THEN SHOWERS AND THUNDERSTORMS
LIKELY AFTER MIDNIGHT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KT. SHOWERS AND
THUNDERSTORMS LIKELY. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING NORTHWEST
10 TO 15 KT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SUNDAY...WEST WINDS 5 TO 10 KT BECOMING VARIABLE. WAVES SUBSIDING
TO 1 TO 3 FT.
.SUNDAY NIGHT...SOUTH WINDS INCREASING TO 15 TO 25 KT. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES BUILDING TO 3
TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY...SOUTHWEST WINDS 20 TO 25 KT. SHOWERS AND THUNDERSTORMS
LIKELY. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.MONDAY NIGHT...WEST WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING TO
2 TO 4 FT OVERNIGHT.
.TUESDAY...WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST 10 TO 15 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KT. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.

$$
LMZ761-292315-
MAFOR 2912 AMD/
MICHIGAN NORTH 14449 14539. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.

MICHIGAN SOUTH 12430 13439 13539. CHANCE OF SHOWERS AND
THUNDERSTORMS THIS EVENING. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
$$

KMD







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