Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 100145
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
845 PM CDT TUE SEP 9 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 29.5 INCHES OVER CENTRAL KANSAS WILL
SHIFT NORTHEAST ACROSS IOWA TONIGHT WHILE DEEPENING TO 29.3
INCHES. THE LOW IS EXPECTED TO TRACK ACROSS CENTRAL LAKE MICHIGAN
WEDNESDAY AFTERNOON WITH A PRESSURE AROUND 29.3 INCHES. HIGH
PRESSURE OF 30.4 INCHES WILL LIKELY BUILD OVER THE PLAINS AND
UPPER MIDWEST BEHIND THE LOW BY LATE WEEK...THEN SPREAD OVER THE
LAKE THIS WEEKEND.

LMZ261-362-364-366-563-565-101000-
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-
845 PM CDT TUE SEP 9 2014

TWO RIVERS WI TO MANISTEE MI NORTH

...GALE WARNING IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
THURSDAY MORNING...

.TONIGHT...SOUTHEAST WINDS 10 TO 15 KT INCREASING TO 15 TO 25 KT
OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
SHOWERS AND THUNDERSTORMS LATE. WAVES 2 TO 4 FT BUILDING TO 3 TO 6
FT OCCASIONALLY TO 8 FT.
.WEDNESDAY...SOUTHEAST WINDS 20 TO 25 KT VEERING NORTHWEST TO 35
KT GALES BY EARLY EVENING. SHOWERS AND THUNDERSTORMS IN THE
MORNING...THEN SHOWERS WITH ISOLATED THUNDERSTORMS EARLY IN THE
AFTERNOON. CHANCE OF SHOWERS LATE. HEAVY RAINFALL IN THE MORNING.
HEAVY RAINFALL EARLY IN THE AFTERNOON. WAVES BUILDING TO 8 TO 11 FT
OCCASIONALLY TO 14 FT.
.WEDNESDAY NIGHT...NORTH GALES TO 35 KT...WITH OCCASIONAL GUSTS TO
40 KT GALES. CHANCE OF SHOWERS. WAVES 8 TO 11 FT OCCASIONALLY TO
14 FT.
.THURSDAY...NORTH GALES TO 35 KT EASING TO 30 KT EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS. WAVES 8 TO 11 FT OCCASIONALLY
TO 14 FT.
.THURSDAY NIGHT...NORTH WINDS 15 TO 25 KT EASING TO 10 TO 20 KT.
SLIGHT CHANCE OF SHOWERS IN THE EVENING. WAVES SUBSIDING TO 5 TO
8 FT OCCASIONALLY TO 10 FT.
.FRIDAY...NORTH WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS.
WAVES SUBSIDING TO 2 TO 4 FT.
.FRIDAY NIGHT...NORTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS. WAVES
2 TO 4 FT.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS. WAVES
2 TO 4 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS.
WAVES 1 TO 3 FT.


$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-101000-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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-
845 PM CDT TUE SEP 9 2014

TWO RIVERS WI TO MANISTEE MI SOUTH

...GALE WARNING IN EFFECT FROM 7 AM CDT WEDNESDAY THROUGH
WEDNESDAY EVENING...
...GALE WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY
MORNING...

.TONIGHT...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH AND INCREASING
TO 30 KT LATE. CHANCE OF SHOWERS AND THUNDERSTORMS LATE THIS
EVENING. SHOWERS AND THUNDERSTORMS OVERNIGHT. HEAVY RAINFALL
OVERNIGHT. WAVES 2 TO 4 FT BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9
FT.
.WEDNESDAY...SOUTHEAST GALES TO 40 KT BECOMING SOUTH BY LATE
MORNING...THEN VEERING WEST AND EASING TO 35 KT IN THE AFTERNOON.
A FEW GUSTS TO 45 KT POSSIBLE LATE MORNING AND MIDDAY. SHOWERS AND
THUNDERSTORMS IN THE MORNING...THEN CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HEAVY RAINFALL. WAVES BUILDING TO
10 TO 14 FT OCCASIONALLY TO 18 FT.
.WEDNESDAY NIGHT...NORTHWEST GALES TO 35 KT BECOMING NORTH IN THE
EVENING. CHANCE OF SHOWERS IN THE EVENING. WAVES 7 TO 11 FT
OCCASIONALLY TO 14 FT.
.THURSDAY...NORTH GALES TO 35 KT EASING TO 30 KT EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 8 TO 11
FT OCCASIONALLY TO 14 FT.
.THURSDAY NIGHT...NORTH WINDS 15 TO 25 KT. SLIGHT CHANCE OF
SHOWERS. WAVES SUBSIDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.
.FRIDAY...NORTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS. WAVES 4 TO
7 FT OCCASIONALLY TO 9 FT.
.FRIDAY NIGHT...NORTH WINDS 15 TO 25 KT. CHANCE OF SHOWERS. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT.
.SATURDAY...NORTH WINDS 15 TO 25 KT. SLIGHT CHANCE OF SHOWERS.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

$$
LMZ761-101000-
MAFOR 1003/
MICHIGAN NORTH...GALE WARNING IN EFFECT...
11310 11320 12339 11230 11820 11740 11750. CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS
WEDNESDAY AFTERNOON. WAVES 2 TO 4 FT BUILDING TO 3 TO 6 FT
OCCASIONALLY TO 8 FT TONIGHT AND TO 8 TO 11 FT OCCASIONALLY TO 14
FT WEDNESDAY.

MICHIGAN SOUTH...GALE WARNING IN EFFECT...
11320 11439 11449 11359 19450 11450 19460 11550 11650 11750.
CHANCE OF SHOWERS AND THUNDERSTORMS LATE THIS EVENING AND
WEDNESDAY. CHANCE OF SHOWERS WEDNESDAY EVENING. WAVES 2 TO 4 FT
BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT OVERNIGHT AND TO 10 TO
14 FT OCCASIONALLY TO 18 FT WEDNESDAY. WAVES SUBSIDING TO 7 TO 11
FT OCCASIONALLY TO 13 FT WEDNESDAY EVENING.

$$

MDB






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