Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 161950
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
250 PM CDT SAT AUG 16 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 29.7 INCHES WILL CONTINUE TO DRIFT EAST
IN SOUTHEASTERN ONTARIO THROUGH TONIGHT. HIGH PRESSURE OF 30.1
INCHES OVER THE CANADIAN PRAIRIES WILL PUSH SOUTH AND EAST THROUGH
THE NORTHERN GREAT LAKES REGION SUNDAY INTO MONDAY. AS THIS OCCURS
A COLD FRONT WILL SLIDE SOUTH THROUGH LAKE MICHIGAN TONIGHT INTO
SUNDAY. MEANWHILE...WEAK LOW PRESSURE OF 29.8 INCHES IN CENTRAL
MISSOURI WILL MOVE ACROSS THE MID MISSISSIPPI VALLEY EARLY SUNDAY
AND THROUGH THE OHIO VALLEY SUNDAY NIGHT. ANOTHER WEAK LOW AROUND
29.7 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.

LMZ261-362-364-366-563-565-170415-
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-
250 PM CDT SAT AUG 16 2014

TWO RIVERS WI TO MANISTEE MI NORTH

.TONIGHT...NORTHWEST WINDS 10 TO 20 KT...BRIEFLY INCREASING TO
NORTH 15 TO 25 KT THIS EVENING...THEN BACKING TO NORTHEAST 10 TO
20 KT OVERNIGHT. WAVES 2 TO 4 FT.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT...SUBSIDING
TO 1 TO 3 FT LATE IN THE AFTERNOON.
.SUNDAY NIGHT...EAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. WAVES 1 TO 3 FT.
.MONDAY...EAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.MONDAY NIGHT...EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN CHANCE
OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 1 TO 2 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT. SHOWERS LIKELY WITH
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...SOUTHEAST WINDS AROUND 10 KT. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 FT OR LESS.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-170415-
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-
250 PM CDT SAT AUG 16 2014

TWO RIVERS WI TO MANISTEE MI SOUTH

.TONIGHT...SOUTH WINDS 10 TO 15 KT THROUGH THE EVENING BACKING TO
NORTHEAST 10 TO 20 KT OVERNIGHT. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS THIS EVENING...THEN SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT
AFTER MIDNIGHT.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH IN THE AFTERNOON.
WAVES 2 TO 4 FT.
.SUNDAY NIGHT...EAST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.MONDAY...EAST WINDS 10 TO 15 KT BECOMING NORTHEAST. 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. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.TUESDAY NIGHT...SOUTH WINDS AROUND 10 KT. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 TO 2 FT.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KT BECOMING SOUTH. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 FT OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KT BECOMING SOUTHEAST. CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 FT OR LESS.

$$

LMZ761-170415-
MAFOR 1621/
MICHIGAN NORTH 11720 11830 11820 11120 14120. CHANCE OF SHOWERS
AND ISOLATED THUNDERSTORMS THROUGH THIS EVENING. WAVES 2 TO 4 FT.

MICHIGAN SOUTH 11410 11420 11820 14120 11820. CHANCE OF SHOWERS
TONIGHT...WITH ISOLATED THUNDERSTORMS IN THE EVENING. WAVES 1 TO 3
FT BUILDING TO 2 TO 4 FT LATE TONIGHT AND REMAINING 2 TO 4 FT
SUNDAY.

$$

KMD






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