Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 151947
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
247 PM CDT TUE APR 15 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 29.4 INCHES OVER THE SOUTHEASTERN QUEBEC
WILL LIFT NORTHWARD TO NEWFOUNDLAND AND DEEPEN TO AROUND 29.1 INCHES
INTO TONIGHT. HIGH PRESSURE OF 30.2 INCHES STRETCHING FROM MANITOBA
TO THE WESTERN GULF COAST...WILL SHIFT EAST AND CONSOLIDATE INTO
A HIGH WITH A PRESSURE OF 30.3 INCHES OVER THE OHIO VALLEY
TONIGHT. LOW PRESSURE WILL THEN DEVELOP ACROSS THE NORTHERN PLAINS
AND TRACK EASTWARD TO NORTHERN LAKE MICHIGAN THURSDAY WITH A
PRESSURE OF AROUND 29.9 INCHES. THE LOW WILL BRING A COOL FRONTAL
BOUNDARY ACROSS LAKE MICHIGAN LATER THURSDAY OR EARLY FRIDAY. WEAK
HIGH PRESSURE WILL THEN BUILD IN FRIDAY NIGHT AND SATURDAY.

LMZ261-362-364-563-160400-
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 ROCK ISLAND PASSAGE TO STURGEON BAY WI-
247 PM CDT TUE APR 15 2014

STURGEON BAY WI TO POINT BETSIE MI NORTH

.TONIGHT...NORTHWEST WINDS 10 TO 15 KT BECOMING NORTHEAST LATE
THIS EVENING AND THEN SOUTHEAST OVERNIGHT. SLIGHT CHANCE OF SNOW
SHOWERS THIS EVENING. WAVES 1 TO 3 FT.
.WEDNESDAY...SOUTHEAST WINDS INCREASING TO 15 TO 25 KT. CHANCE OF
SNOW. WAVES BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
.WEDNESDAY NIGHT...SOUTHEAST WINDS TO 30 KT BECOMING SOUTH 15 TO
20 KT LATE. RAIN OR SNOW LIKELY. WAVES BUILDING TO 7 TO 10 FT
OCCASIONALLY TO 13 FT.
.THURSDAY...SOUTH WINDS 15 TO 25 KT BECOMING WEST 10 TO 15 KT.
CHANCE OF RAIN OR SNOW IN THE MORNING...THEN SLIGHT CHANCE OF
RAIN IN THE AFTERNOON. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT
SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT LATE.
.THURSDAY NIGHT...NORTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF RAIN
OR SNOW. WAVES 2 TO 4 FT.
.FRIDAY...NORTH WINDS 10 TO 15 KT. SLIGHT CHANCE OF RAIN OR SNOW
IN THE MORNING. WAVES 1 TO 3 FT.
.FRIDAY NIGHT...NORTH WINDS 10 TO 15 KT. SLIGHT CHANCE OF RAIN OR
SNOW. WAVES 1 TO 3 FT.
.SATURDAY...NORTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.SUNDAY...SOUTHEAST WINDS 10 TO 15 KT. CHANCE OF RAIN. WAVES 1 TO
2 FT.

WAVE FORECAST IS FOR ICE FREE AREAS


$$

LMZ080-366-565-567-669-671-673-675-777-779-868-870-872-874-876-
878-160400-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
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 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-
247 PM CDT TUE APR 15 2014

STURGEON BAY WI TO POINT BETSIE MI SOUTH

.TONIGHT...SOUTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT SUBSIDING TO 1
TO 3 FT.
.WEDNESDAY...SOUTH WINDS INCREASING TO 30 KT. A FEW GUSTS TO 35 KT
GALES POSSIBLE WEST OF MID LAKE. SLIGHT CHANCE OF SNOW IN THE
AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT BUILDING TO 6 TO 9
FT OCCASIONALLY TO 11 FT IN THE AFTERNOON.
.WEDNESDAY NIGHT...SOUTH WINDS TO 30 KT. 35 KT GALES POSSIBLE. CHANCE
OF RAIN. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 10 TO
15 KT. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES 7 TO 10 FT
OCCASIONALLY TO 13 FT SUBSIDING TO 2 TO 4 FT.
.THURSDAY NIGHT...NORTH WINDS 10 TO 20 KT. CHANCE OF RAIN OR
SNOW. WAVES 2 TO 4 FT.
.FRIDAY...NORTHEAST WINDS 10 TO 20 KT. CHANCE OF RAIN OR SLIGHT
CHANCE OF SNOW IN THE MORNING...THEN SLIGHT CHANCE OF RAIN IN THE
AFTERNOON. WAVES 2 TO 4 FT.
.FRIDAY NIGHT...NORTH WINDS 15 TO 20 KT. SLIGHT CHANCE OF RAIN OR
SNOW. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SATURDAY...NORTH WINDS 10 TO 15 KT. WAVES 2 TO 4 FT.
.SUNDAY...SOUTHEAST WINDS 15 TO 25 KT BECOMING EAST 10 TO 20 KT.
CHANCE OF RAIN. WAVES 1 TO 3 FT.



$$

LMZ761-160400-
MAFOR 1521/
MICHIGAN NORTH 11620 11710 11110 11210 11310 12320 11330. SLIGHT
CHANCE OF SNOW SHOWERS THIS EVENING AND A CHANCE OF SNOW
WEDNESDAY. WAVES 1 TO 3 FT TONIGHT BUILDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT WEDNESDAY.


MICHIGAN SOUTH 10720 11910 14420 11430 19330 12440 19350. WAVES 2
TO 4 FT SUBSIDING TO 1 TO 3 FT TONIGHT. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT WEDNESDAY MORNING BUILDING TO 6 TO 9 FT
OCCASIONALLY TO 11 FT WEDNESDAY AFTERNOON.

$$

MDB





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