Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 200249
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
849 PM CST FRI DEC 19 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 30.4 INCH HIGH STRETCHES FROM NORTHERN QUEBEC
THROUGH THE CENTRAL MISSISSIPPI VALLEY AND IT WILL SLOWLY MOVE
OVER EASTERN QUEBEC AND NEW ENGLAND SUNDAY NIGHT. A 29.4 INCH LOW
MOVES OVER THE DAKOTAS SUNDAY NIGHT THEN MOVES OVER THE MIDWEST AT
29.5 INCHES TUESDAY MORNING. THERE IS A LOT OF VARIABILITY WITH
THE PATH OF THIS LOW BUT IT WILL IMPACT THE LAKE MID NEXT WEEK.
ONE MODEL HAS THE LOW DEEPENING TO 28.9 INCHES OVER LAKE SUPERIOR
WEDNESDAY WHILE ANOTHER HAS A 28.9 INCH LOW OVER LAKE ERIE. EITHER
WAY THE LOW WILL SHIFT OVER JAMES BAY THURSDAY EVENING WITH THE
NEXT LOW MOVING OVER THE SOUTHERN PLAINS.

LMZ261-362-364-366-563-565-567-868-201030-
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-
849 PM CST FRI DEC 19 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS AROUND 10 KT BECOMING SOUTH. WAVES
1 TO 3 FT.
.SUNDAY...SOUTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT. CHANCE
OF SNOW IN THE AFTERNOON. WAVES BUILDING TO 4 TO 7 FT OCCASIONALLY
TO 9 FT IN THE AFTERNOON.
.SUNDAY NIGHT...SOUTH WINDS TO 30 KT. CHANCE OF SNOW. WAVES 5 TO
8 FT OCCASIONALLY TO 10 FT.
.MONDAY...SOUTHEAST WINDS 15 TO 25 KT. SLIGHT CHANCE OF RAIN OR
SNOW. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.MONDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KT. RAIN AND SNOW
LIKELY. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KT. RAIN LIKELY. WAVES 3 TO 5
FT OCCASIONALLY TO 7 FT.
.WEDNESDAY...WEST WINDS 15 TO 25 KT BECOMING NORTHWEST TO 30
KT...THEN INCREASING TO GALES TO 35 KT OVERNIGHT. SNOW LIKELY.
WAVES 2 TO 4 FT BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT IN THE
AFTERNOON...AND THEN BUILDING TO 6 TO 9 FT OCCASIONALLY TO 11 FT
OVERNIGHT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-201030-
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-
849 PM CST FRI DEC 19 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KT. SLIGHT CHANCE OF FLURRIES
IN THE MORNING. WAVES 1 TO 2 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS AROUND 10 KT. WAVES 1 TO 3 FT.
.SUNDAY...SOUTH WINDS 15 TO 25 KT. SLIGHT CHANCE OF VERY LIGHT
FREEZING DRIZZLE IN THE MORNING...THEN SLIGHT CHANCE OF RAIN OR
SNOW IN THE AFTERNOON. WAVES BUILDING TO 4 TO 7 FT OCCASIONALLY TO
9 FT IN THE AFTERNOON.
.SUNDAY NIGHT...SOUTH WINDS TO 30 KT. SLIGHT CHANCE OF SNOW. WAVES
5 TO 8 FT OCCASIONALLY TO 10 FT.
.MONDAY...SOUTHEAST WINDS 15 TO 25 KT. CHANCE OF RAIN. WAVES 4 TO
7 FT OCCASIONALLY TO 9 FT.
.MONDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KT. RAIN LIKELY. WAVES
4 TO 6 FT OCCASIONALLY TO 8 FT.
.TUESDAY...SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST LATE IN THE
AFTERNOON. RAIN LIKELY. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.WEDNESDAY...WEST WINDS TO 30 KT INCREASING TO GALES TO 40 KT
OVERNIGHT. CHANCE OF SNOW. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT
BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT IN THE AFTERNOON...AND
THEN BUILDING TO 8 TO 12 FT OCCASIONALLY TO 15 FT OVERNIGHT.

$$
LMZ761-201030-
MAFOR 2004/
MICHIGAN NORTH 16500. WAVES 1 TO 2 FT.

MICHIGAN SOUTH 16500. WAVES 1 TO 2 FT.

$$

KMD






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