Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 311946
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
246 PM CDT THU JUL 31 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 OVER EASTERN ONTARIO WILL
SLOWLY DRIFT NORTH OVER THE NEXT FEW DAYS. BROAD HIGH PRESSURE OF
30.1 INCHES OVER THE NORTHERN AND CENTRAL PLAINS WILL EXPAND OVER
THE GREAT LAKES REGION INTO THE WEEKEND. AS THIS OCCURS A WEAK
COLD FRONT WILL MOVE SOUTH OVER THE LAKE EARLY SATURDAY. THE HIGH
WILL SHIFT TO THE EASTERN LAKES MONDAY AS LOW PRESSURE AROUND 29.7
INCHES DEVELOPS OVER THE NORTHERN TO CENTRAL PLAINS ON TUESDAY AND
APPROACHES THE GREAT LAKES DURING THE MIDDLE OF NEXT WEEK.

LMZ261-362-364-366-563-565-567-868-010400-
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-
246 PM CDT THU JUL 31 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.TONIGHT...SOUTH WINDS 10 TO 15 KT BECOMING VARIABLE 5 TO 10 KT
LATE THIS EVENING. SLIGHT CHANCE OF SHOWERS THROUGH EARLY EVENING. AREAS
OF FOG OVERNIGHT. WAVES 1 TO 2 FT.
.FRIDAY...VARAIBLE WINDS 5 TO 10 KT BECOMING SOUTH IN THE AFTERNOON.
AREAS OF FOG IN THE MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. WAVES AROUND 1 FT.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KT BACKING TO NORTHEAST LATE.
SLIGHT CHANCE OF SHOWERS OVERNIGHT. WAVES 1 FT OR LESS.
.SATURDAY...NORTHEAST WINDS 5 TO 10 KT. SLIGHT CHANCE OF SHOWERS
IN THE MORNING. WAVES 1 FT OR LESS.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST 5 TO
10 KT. CHANCE OF SHOWERS. WAVES 1 TO 2 FT.
.MONDAY...WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.TUESDAY...NORTHEAST WINDS 5 TO 10 KT. SLIGHT CHANCE OF SHOWERS.
WAVES 1 TO 2 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-010400-
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-
246 PM CDT THU JUL 31 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TONIGHT...SOUTH WINDS 5 TO 10 KT BECOMING SOUTHWEST. SLIGHT
CHANCE OF SHOWERS THROUGH EARLY EVENING. SLIGHT CHANCE OF SHOWERS
OVERNIGHT. PATCHY FOG. WAVES 2 FT OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KT BECOMING SOUTH IN THE LATE
MORNING AND EARLY AFTERNOON. SLIGHT CHANCE OF SHOWERS IN THE
MORNING...THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. PATCHY FOG. WAVES AROUND 1 FT.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KT. SLIGHT CHANCE OF
SHOWERS. WAVES 1 FT OR LESS.
.SATURDAY...NORTHEAST WINDS 5 TO 10 KT BECOMING NORTH. SLIGHT
CHANCE OF SHOWERS IN THE MORNING...THEN CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FT OR LESS.
.SATURDAY NIGHT...NORTHEAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.SUNDAY...NORTHWEST WINDS 5 TO 10 KT BECOMING SOUTHWEST 10 TO
15 KT. WAVES 1 FT OR LESS.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT. SLIGHT CHANCE OF
SHOWERS. WAVES 1 FT OR LESS.
.MONDAY...WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST. CHANCE OF
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 FT OR LESS.
.TUESDAY...WEST WINDS 5 TO 10 KT VEERING TO NORTH 10 TO 15 KT.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 1 TO
2 FT.

$$

LMZ761-010400-
MAFOR 3121/
MICHIGAN NORTH 12410 14903 12400. AREAS OF FOG LATE THIS EVENING
THROUGH FRIDAY MORNING. WAVES 2 FT OR LESS.

MICHIGAN SOUTH 12400 14500 12400. PATCHY FOG THROUGH FRIDAY
MORNING. WAVES 1 FOOT OR LESS.

$$

KMD





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