Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 200147
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
847 PM CDT SUN OCT 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...HIGH PRESSURE OF 30.2 INCHES OVER THE OHIO VALLEY
WILL CONTINUE TO MOVE TOWARDS THE MID ATLANTIC STATES TONIGHT.
MEANWHILE...LOW PRESSURE OF 29.6 INCHES OVER WESTERN LAKE SUPERIOR
WILL MOVE QUICKLY OVER THE UPPER GREAT LAKES REGION TONIGHT...THEN
SLOW DOWN AND MOVE SLOWLY OFF THE MID ATLANTIC COAST BY TUESDAY
EVENING. WEAK HIGH PRESSURE OF 30.1 INCHES TRAILING THIS LOW OVER
MANITOBA MONDAY MORNING WILL SLOWLY STRENGTHEN TO 30.4 INCHES AS
IT MOVES ACROSS ONTARIO AND INTO QUEBEC BY TUESDAY NIGHT. A RIDGE
AXIS AVERAGING 30.3 INCHES WILL EXTEND SOUTHWEST FROM THIS HIGH
ACROSS THE WESTERN GREAT LAKES TUESDAY THROUGH MUCH OF THE
REMAINDER OF THE WORK WEEK.

LMZ261-362-364-366-563-565-567-868-200945-
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-
847 PM CDT SUN OCT 19 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TONIGHT...SOUTHWEST WINDS TO 30 KT WITH OCCASIONAL GALES
TO 35 KT THIS EVENING...BECOMING WEST 15 TO 20 KT LATE. CHANCE OF
SHOWERS THIS EVENING. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT
SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT LATE.
.MONDAY...NORTHWEST WINDS 15 TO 25 KT BECOMING NORTH TO 30 KT
LATE. SLIGHT CHANCE OF SHOWERS. WAVES 4 TO 7 FT OCCASIONALLY TO
9 FT.
.MONDAY NIGHT...NORTH WINDS TO 30 KT. SLIGHT CHANCE OF SHOWERS.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.TUESDAY...NORTHEAST WINDS TO 30 KT EASING TO 15 TO 25 KT AROUND
MIDDAY. WAVES SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.
.TUESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KT BECOMING EAST 10 TO
15 KT OVERNIGHT. WAVES 3 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING
TO 2 TO 4 FT OVERNIGHT.
.WEDNESDAY...EAST WINDS 5 TO 10 KT. WAVES SUBSIDING TO 1 TO 2 FT.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KT BECOMING SOUTH.
WAVES 1 TO 2 FT.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.FRIDAY...SOUTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-200945-
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-
847 PM CDT SUN OCT 19 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TONIGHT...SOUTHWEST WINDS TO 30 KT. OCCASIONAL GALES TO
35 KT POSSIBLE THROUGH EARLY MORNING. SLIGHT CHANCE OF SHOWERS.
WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT.
.MONDAY...WEST WINDS 15 TO 25 KT QUICKLY BECOMING NORTHWEST 20 TO
25 KT DURING THE MORNING. CHANCE OF SHOWERS. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT.
.MONDAY NIGHT...NORTH WINDS TO 30 KT. CHANCE OF SHOWERS. WAVES
BUILDING TO 6 TO 9 FT OCCASIONALLY TO 11 FT OVERNIGHT.
.TUESDAY...NORTH WINDS TO 30 KT. SLIGHT CHANCE OF SHOWERS IN THE
MORNING. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT.
.TUESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KT EASING TO 10 TO 20
KT OVERNIGHT. WAVES SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT
OVERNIGHT.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KT. WAVES SUBSIDING TO 1 TO
3 FT.
.WEDNESDAY NIGHT...EAST WINDS 10 TO 15 KT VEERING TO SOUTH 5 TO
10 KT. WAVES 1 TO 2 FT.
.THURSDAY...SOUTHWEST WINDS AROUND 10 KT. WAVES 1 TO 3 FT.
.FRIDAY...WEST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

$$
LMZ761-200945-
MAFOR 2003/
MICHIGAN NORTH 11540 19550 11530 11620 11730 12830 12840. WAVES 7
TO 10 FT OCCASIONALLY TO 13 FT SUBSIDING TO 4 TO 7 FT
OCCASIONALLY TO 9 FT OVERNIGHT. WAVES 4 TO 7 FT OCCASIONALLY TO 9
FT MONDAY...BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT MONDAY
EVENING.

MICHIGAN SOUTH 12540 19550 11540 11630 13730 11840. CHANCE OF
SHOWERS. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT
OVERNIGHT...SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT MONDAY AND
MONDAY EVENING.

$$

KJB




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