Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 140246
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
846 PM CST SAT DEC 13 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...HIGH PRESSURE OF 30.3 INCHES STRETCHES FROM THE LOWER
MISSISSIPPI VALLEY TO THE UPPER OHIO VALLEY THIS EVENING WHILE LOW
PRESSURE OF 29.6 INCHES LIES OVER THE CENTRAL AND NORTHERN HIGH
PLAINS. THIS LOW WILL MOVE TO NEAR SOUTHERN LAKE MICHIGAN BY EARLY
TUESDAY MORNING. AN EXPANSIVE AREA OF HIGH PRESSURE OF 30.4
INCHES WILL THEN BUILD EASTWARD ACROSS THE CENTRAL U.S. BY LATE
WEDNESDAY AND THURSDAY.

LMZ261-362-364-366-563-565-567-868-141045-
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-
846 PM CST SAT DEC 13 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TONIGHT...WEST WINDS 15 TO 25 KT IN THE EVENING EASING
TO 10 TO 20 KT OVERNIGHT. AREAS OF FOG WITH PATCHY DRIZZLE. WAVES
3 TO 5 FT OCCASIONALLY TO 7 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH. PATCHY FOG
IN THE MORNING. SLIGHT CHANCE OF RAIN WITH PATCHY DRIZZLE. WAVES 2
TO 4 FT SUBSIDING TO 1 TO 3 FT IN THE AFTERNOON.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KT. AREAS OF FOG. CHANCE OF
RAIN WITH PATCHY DRIZZLE. WAVES 1 TO 3 FT.
.MONDAY...SOUTH WINDS 10 TO 20 KT. PATCHY FOG. CHANCE OF RAIN.
WAVES 2 TO 4 FT.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KT BECOMING NORTHEAST.
PERIODS OF RAIN. WAVES BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TUESDAY...NORTHWEST WINDS 20 TO 25 KT. SNOW AND RAIN LIKELY IN
THE MORNING...THEN SNOW LIKELY IN THE AFTERNOON. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT
IN THE AFTERNOON.
.TUESDAY NIGHT...NORTHWEST WINDS 20 TO 25 KT. CHANCE OF SNOW
SHOWERS. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KT. CHANCE OF SNOW SHOWERS.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.THURSDAY...NORTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF SNOW
SHOWERS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-141045-
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-
846 PM CST SAT DEC 13 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TONIGHT...WEST WINDS 10 TO 20 KT. AREAS OF DRIZZLE
OVERNIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO
4 FT LATE.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KT. PATCHY FOG IN THE MORNING.
SLIGHT CHANCE OF RAIN WITH PATCHY DRIZZLE. WAVES SUBSIDING TO 1 TO
3 FT.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KT. AREAS OF FOG. CHANCE OF
RAIN WITH PATCHY DRIZZLE. WAVES 1 TO 3 FT.
.MONDAY...SOUTH WINDS 15 TO 25 KT. PATCHY FOG. CHANCE OF RAIN.
WAVES BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY NIGHT...SOUTH WINDS 15 TO 25 KT. PERIODS OF RAIN. WAVES
3 TO 5 FT OCCASIONALLY TO 7 FT.
.TUESDAY...NORTHWEST WINDS TO 30 KT. RAIN LIKELY IN THE MORNING...
THEN RAIN AND SNOW LIKELY IN THE AFTERNOON. WAVES 1 TO 3 FT
BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT IN THE AFTERNOON.
.TUESDAY NIGHT...NORTHWEST WINDS EASING TO 20 TO 25 KT. CHANCE OF
SNOW SHOWERS. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.WEDNESDAY...NORTHWEST WINDS 15 TO 25 KT. CHANCE OF SNOW SHOWERS.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.THURSDAY...NORTH WINDS 10 TO 20 KT. WAVES 4 TO 6 FT OCCASIONALLY
TO 8 FT SUBSIDING TO 2 TO 4 FT.

$$
LMZ761-141045-
MAFOR 1404/
MICHIGAN NORTH 10630 13623 12510 12410 11423. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT OVERNIGHT...SUBSIDING TO 1 TO 3 FT SUNDAY AND
SUNDAY EVENING.

MICHIGAN SOUTH 13623 14510 11423. WAVES 3 TO 5 FT OCCASIONALLY TO
7 FT SUBSIDING TO 2 TO 4 FT OVERNIGHT...AND TO 1 TO 3 FT SUNDAY
AND SUNDAY EVENING.

$$

KJB



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