Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 100750
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
250 AM CDT THU APR 10 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 28.9 INCH LOW IS OVER NORTHERN ONTARIO AND IT WILL
DEEPEN TO 28.6 INCHES AS IT CROSSES JAMES BAY THIS AFTERNOON. THE
LOWS COLD FRONT WILL SWEEP OVER THE LAKE THIS MORNING THEN HIGH
PRESSURE AVERAGING 30.1 INCHES PASSES SOUTH OF THE LAKE TONIGHT
AND FRIDAY. A WEAK LOW OF 29.7 INCHES PASSES OVER ONTARIO TONIGHT
INTO FRIDAY AS WELL. A 29.6 INCH LOW OVER ALBERTA DEEPENS TO 29.5
INCHES OVER THE PLAINS FRIDAY NIGHT. A WEAK LOW AROUND 29.6 INCHES
PASSES OVER LAKE SUPERIOR SATURDAY EVENING WHILE THE LARGER MAIN
LOW WILL IMPACT THE LAKE LATE THIS WEEKEND INTO EARLY NEXT WEEK.

LMZ261-362-364-563-101530-
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-
250 AM CDT THU APR 10 2014

STURGEON BAY WI TO POINT BETSIE MI NORTH

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

WAVE FORECAST IS FOR ICE FREE AREAS

$$

LMZ080-366-565-567-669-671-673-675-777-779-868-870-872-874-876-
878-101530-
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-
250 AM CDT THU APR 10 2014

STURGEON BAY WI TO POINT BETSIE MI SOUTH

.TODAY...SOUTHWEST WINDS TO 30 KT BECOMING WEST 10 TO 20 KT.
CHANCE OF SHOWERS THIS MORNING...THEN SHOWERS LIKELY EARLY THIS
AFTERNOON. SLIGHT CHANCE OF SHOWERS LATE. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT SUBSIDING TO 2 TO 4 FT THIS AFTERNOON.
.TONIGHT...WEST WINDS 10 TO 20 KT BECOMING SOUTHWEST 5 TO 10 KT
LATE. WAVES 1 TO 2 FT.
.FRIDAY...SOUTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON. WAVES 1 TO 3 FT.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS
IN THE EVENING. WAVES 1 TO 3 FT.
.SATURDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 1 TO 3 FT.
.SATURDAY NIGHT...SOUTH WINDS 15 TO 25 KT. SHOWERS LIKELY. WAVES
3 TO 5 FT OCCASIONALLY TO 7 FT.
.SUNDAY...SOUTHWEST WINDS 15 TO 25 KT VEERING TO NORTH TO 30 KT.
SHOWERS LIKELY. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY...NORTH WINDS TO 30 KT INCREASING TO GALES TO 35 KT.
CHANCE OF RAIN OR SNOW. WAVES 8 TO 11 FT OCCASIONALLY TO 14 FT.

WAVE FORECAST IS FOR ICE FREE AREAS

$$

LMZ761-101530-
MAFOR 1009/
MICHIGAN NORTH 11540 11530 11620 11520 12620 11610 11600. CHANCE OF
RAIN SHOWERS TODAY. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT
SUBSIDING TO 2 TO 4 FT TODAY. WAVES SUBSIDING TO 1 TO 3 FT
TONIGHT.

MICHIGAN SOUTH 12540 11630 11626 12620 11600 11700. CHANCE OF RAIN
SHOWERS EARLY THIS MORNING. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT
SUBSIDING TO 2 TO 4 FT TODAY. WAVES 1 TO 2 FT TONIGHT.

$$

JEE





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