Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 171353
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
853 AM CDT SUN AUG 17 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...HIGH PRESSURE OF 30.1 INCHES OVER CENTRAL ONTARIO
WILL BUILD SOUTH THROUGH THE NORTHERN GREAT LAKES REGION TODAY
THEN WEAKEN TO 29.9 INCHES OVER FAR SOUTHWEST QUEBEC MONDAY
EVENING. A WEAK LOW PRESSURE OF 29.8 INCHES IN CENTRAL MISSOURI
WILL DRIFT EAST ACROSS THE OHIO VALLEY BY MONDAY MORNING. ANOTHER
WEAK LOW AROUND 29.7 INCHES MAY PASS FROM THE UPPER MIDWEST TO THE
LAKE SOMETIME LATER TUESDAY...POSSIBLY COMBINING WITH A WEAK LOW
EJECTING OUT OF THE CENTRAL ROCKIES TUESDAY NIGHT BEFORE PUSHING
EAST.

LMZ261-362-364-366-563-565-172145-
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-
853 AM CDT SUN AUG 17 2014

TWO RIVERS WI TO MANISTEE MI NORTH

.REST OF TODAY...NORTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.TONIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING EAST AROUND 10
KT. WAVES 1 TO 3 FT.
.MONDAY...SOUTHEAST WINDS 10 TO 15 KT BECOMING EAST. CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING...THEN SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FT.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.TUESDAY NIGHT...EAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 TO 2 FT.
.WEDNESDAY...EAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 1 TO 2 FT.
.THURSDAY...EAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FT OR LESS.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-172145-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 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 PENTWATER TO MANISTEE MI 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-
853 AM CDT SUN AUG 17 2014

TWO RIVERS WI TO MANISTEE MI SOUTH

.REST OF TODAY...NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH 15 TO
20 KT. SLIGHT CHANCE OF SHOWERS THROUGH MID MORNING. WAVES 2 TO 4
FT.
.TONIGHT...NORTH WINDS 15 TO 20 KT BACKING EAST 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 4 FT.
.MONDAY...EAST WINDS 10 TO 15 KT BECOMING 5 TO 10 KT. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FT.
.MONDAY NIGHT...EAST WINDS 5 TO 10 KT BECOMING SOUTHEAST 10 TO
15 KT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.TUESDAY...SOUTH WINDS 10 TO 15 KT. SHOWERS AND THUNDERSTORMS
LIKELY. WAVES 1 TO 2 FT.
.TUESDAY NIGHT...SOUTH WINDS 5 TO 10 KT BECOMING SOUTHWEST.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 2 FT
OR LESS.
.WEDNESDAY...WEST WINDS 5 TO 10 KT BECOMING SOUTH. CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 FT OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FT OR LESS.

$$
LMZ761-172145-
MAFOR 1715/
MICHIGAN NORTH 14110 11110 13210. WAVES 1 TO 3 FT.

MICHIGAN SOUTH 11120 13820 11110 13210. WAVES 2 TO 4 FT THIS
AFTERNOON AND TONIGHT. WAVES 1 TO 3 FT MONDAY MORNING.

$$

KMD





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