Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 061356
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
856 AM CDT WED MAY 6 2015

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 30.3 INCH HIGH OVER THE EASTERN GREAT LAKES WILL
SHIFT OVER THE EASTERN SEA BOARD THIS EVENING. A 29.6 INCH LOW
WILL FORM OVER THE CENTRAL PLAINS TONIGHT AND REACH JAMES BAY
FRIDAY AFTERNOON BEFORE CONTINUING NORTHEAST OVER QUEBEC THROUGH
SATURDAY. THE LOWS COLD FRONT COINCIDES WITH A LOW PRESSURE TROUGH
29.9 INCHES AND THEY WILL PASS OVER THE LAKE FRIDAY NIGHT INTO
SATURDAY. THE NEXT LOW WILL DEVELOP OVER THE CENTRAL PLAINS
SUNDAY AND IMPACT THE LAKE EARLY NEXT WEEK.

LMZ261-362-364-366-563-565-567-868-062130-
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-
856 AM CDT WED MAY 6 2015

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TODAY...EAST WINDS 5 TO 10 KT BECOMING NORTHEAST 10 TO
15 KT. CHANCE OF SHOWERS THIS MORNING. AREAS OF DENSE FOG. WAVES 1
TO 2 FT.
.TONIGHT...EAST WINDS 10 TO 15 KT VEERING TO SOUTH LATE. AREAS OF
FOG. WAVES 1 TO 2 FT.
.THURSDAY...SOUTH WINDS 10 TO 20 KT. AREAS OF FOG IN THE MORNING.
WAVES BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.THURSDAY NIGHT...SOUTH WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.FRIDAY...SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST IN THE
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT VEERING TO NORTH.
CHANCE OF SHOWERS. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
.SATURDAY...NORTH WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.
.SUNDAY...NORTHEAST WINDS 10 TO 20 KT. CHANCE OF SHOWERS. WAVES
1 TO 3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-062130-
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-
856 AM CDT WED MAY 6 2015

SHEBOYGAN WI TO PENTWATER MI SOUTH

...DENSE FOG ADVISORY IN EFFECT UNTIL 11 PM CDT THIS EVENING...

.REST OF TODAY...SOUTHEAST WINDS 5 TO 10 KT BECOMING NORTHEAST 10
TO 15 KT. SLIGHT CHANCE OF SHOWERS THIS MORNING. AREAS OF DENSE
FOG. WAVES 1 TO 2 FT.
.TONIGHT...EAST WINDS 10 TO 15 KT BECOMING SOUTH LATE. AREAS OF
DENSE FOG THROUGH THE EARLY EVENING THEN AREAS OF FOG OVERNIGHT.
WAVES 1 TO 2 FT.
.THURSDAY...SOUTH WINDS 10 TO 20 KT. AREAS OF FOG IN THE MORNING.
WAVES 2 TO 4 FT.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT.
.FRIDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FT.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING NORTHWEST 10
TO 15 KT AFTER MIDNIGHT. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS. WAVES SUBSIDING TO 1 TO 3 FT.
.SATURDAY...NORTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS. WAVES 1
TO 3 FT.
.SUNDAY...NORTHEAST WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
CHANCE OF SHOWERS. WAVES 1 TO 3 FT.

$$
LMZ761-062130-
MAFOR 0616/
MICHIGAN NORTH 12213 12113 11213 11313 11413 11423. CHANCE OF
SHOWERS LATE THIS MORNING. WAVES 1 TO 2 FT.

MICHIGAN SOUTH 12204 11114 11214 12314 11414 11423. WAVES 1 TO 3
FT.

$$


KMD



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