Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 240123
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
823 PM CDT SAT AUG 23 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 BROAD AREA OF LOW PRESSURE AVERAGING 29.8 INCHES
SPANS THE PLAINS THIS EVENING...AND WILL CONSOLIDATE AND DEEPEN
TO 29.6 INCHES AS IT LIFTS INTO THE CANADIAN PRAIRIES SUNDAY. THE
LOW WILL MOVE TOWARDS THE CANADIAN MARITIME PROVINCES TUESDAY...
DRAGGING A COLD FRONT ACROSS LAKE MICHIGAN TUESDAY NIGHT. HIGH
PRESSURE OF 30.2 INCHES WILL BUILD INTO THE UPPER MIDWEST AND
GREAT LAKES REGION MIDWEEK.

LMZ261-362-364-366-563-565-567-868-240930-
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-
823 PM CDT SAT AUG 23 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TONIGHT...EAST WINDS 10 TO 20 KT BECOMING SOUTHEAST 10 TO
15 KT LATE. PATCHY FOG. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
OVERNIGHT. WAVES 2 TO 4 FT.
.SUNDAY...SOUTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH 10 TO
20 KT. WAVES BUILDING TO 2 TO 4 FT.
.MONDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS...MAINLY IN THE AFTERNOON. WAVES 2 TO 4 FT.
.MONDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.TUESDAY...WEST WINDS 5 TO 10 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT BECOMING EAST.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FT.
.THURSDAY...NORTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-240930-
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-
823 PM CDT SAT AUG 23 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TONIGHT...EAST WINDS 10 TO 20 KT BECOMING SOUTHEAST.
PATCHY FOG. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO
3 FT.
.SUNDAY...SOUTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH. WAVES
1 TO 3 FT.
.MONDAY...SOUTH WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FT.
.MONDAY NIGHT...SOUTH WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.TUESDAY...SOUTH WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.TUESDAY NIGHT...SOUTH WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KT VEERING TO WEST 10 TO 20 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FT.
.THURSDAY...NORTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FT.

$$
LMZ761-240930-
MAFOR 2403/
MICHIGAN NORTH 11220 15310 11310. PATCHY FOG. WAVES 2 TO 4 FT
OVERNIGHT. WAVES 1 TO 3 FT SUNDAY AND SUNDAY EVENING.

MICHIGAN SOUTH 12220 14310 12310. PATCHY FOG. WAVES 1 TO 3 FT.

$$

KJB




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