Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 250851
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
251 AM CST TUE NOV 25 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 28.9 INCHES OVER NORTHERN QUEBEC WILL
CONTINUE TO LIFT NORTH TODAY WHILE A TROUGH OF LOW PRESSURE
AVERAGING 29.5 INCHES AND FRONTAL BOUNDARY EXTENDING FROM THIS LOW
SOUTHWEST THROUGH THE CENTRAL GREAT LAKES SHIFTS TO THE EASTERN
GREAT LAKES AND SOUTHERN QUEBEC. MEANWHILE...A RIDGE OF HIGH
PRESSURE AVERAGING 30.2 INCHES OVER THE CENTRAL PLAINS WILL BUILD
SOUTHEAST ACROSS THE MID MISSISSIPPI VALLEY...AND THEN INTO THE
TENNESSEE AND OHIO VALLEYS TONIGHT. LOW PRESSURE OF 29.8 INCHES
WILL THEN QUICKLY DROP SOUTHEAST THROUGH THE PLAINS TONIGHT AND
REACH THE MID MISSISSIPPI VALLEY BY WEDNESDAY MORNING WEAKENING TO
29.9 INCHES. THIS LOW WILL CONTINUE TO WEAKEN AS IT MOVES TO THE
OHIO VALLEY WEDNESDAY NIGHT...AS HIGH PRESSURE OF 30.6 INCHES
BUILDS SOUTH OVER THE NORTHERN PLAINS. THIS HIGH WILL BUILD
SOUTHEAST ACROSS THE UPPER MIDWEST AND MID MISSISSIPPI VALLEY ON
THURSDAY AND THEN SOUTHEAST TO THE TENNESSEE VALLEY THURSDAY
NIGHT...BEFORE MOVING TO THE SOUTHEAST ATLANTIC COAST FRIDAY.

LMZ261-362-364-366-563-565-567-868-251700-
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-
251 AM CST TUE NOV 25 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...NORTHWEST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT THIS
MORNING...THEN BECOMING WEST 10 TO 20 KT THIS AFTERNOON. SNOW
SHOWERS. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 3 TO 6
FT OCCASIONALLY TO 8 FT THIS AFTERNOON.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT.
CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 1 TO 3 FT OVERNIGHT.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KT. SLIGHT CHANCE OF SNOW
SHOWERS. WAVES 1 TO 2 FT.
.WEDNESDAY NIGHT...WEST WINDS 5 TO 10 KT BECOMING NORTHWEST 15 TO
25 KT OVERNIGHT. CHANCE OF SNOW. WAVES 1 TO 2 FT BUILDING TO 2 TO
4 FT OVERNIGHT.
.THURSDAY...NORTH WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT LATE.
CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 6 TO 9 FT OCCASIONALLY
TO 11 FT IN THE AFTERNOON.
.THURSDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT BECOMING WEST 5 TO
10 KT OVERNIGHT. CHANCE OF SNOW SHOWERS. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT
OVERNIGHT.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH 15 TO 25 KT.
SNOW LIKELY. WAVES 2 TO 4 FT BUILDING TO 4 TO 6 FT OCCASIONALLY TO
8 FT IN THE AFTERNOON.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KT. CHANCE OF SHOWERS. WAVES
4 TO 6 FT OCCASIONALLY TO 8 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-251700-
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-
251 AM CST TUE NOV 25 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TODAY...WEST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT THIS
MORNING...THEN DIMINISHING TO 10 TO 20 KT THIS AFTERNOON. SNOW
SHOWERS. WAVES 8 TO 11 FT OCCASIONALLY TO 14 FT SUBSIDING TO 4 TO
6 FT OCCASIONALLY TO 8 FT THIS AFTERNOON.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH 5 TO 10 KT.
CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 1 TO 3 FT OVERNIGHT.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KT BECOMING EAST. WAVES 1 TO
2 FT.
.WEDNESDAY NIGHT...NORTHEAST WINDS 5 TO 10 KT BECOMING NORTHWEST
10 TO 20 KT OVERNIGHT. CHANCE OF SNOW. WAVES BUILDING TO 2 TO 4
FT.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KT INCREASING TO 30 KT.
CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 6 TO 9 FT OCCASIONALLY
TO 11 FT IN THE AFTERNOON.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KT BECOMING WEST 10 TO
15 KT OVERNIGHT. CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
5 FT OCCASIONALLY TO 7 FT OVERNIGHT.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH 15 TO 25 KT.
CHANCE OF SNOW OR RAIN. WAVES 2 TO 4 FT BUILDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT IN THE AFTERNOON.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KT. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT.

$$

LMZ761-251700-
MAFOR 2510/
MICHIGAN NORTH 12747 11737 12627 13510. CHANCE OF SNOW SHOWERS
TONIGHT. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 3 TO 6
FT OCCASIONALLY TO 8 FT TODAY. WAVES SUBSIDING TO 1 TO 3 FT
TONIGHT.

MICHIGAN SOUTH 12647 11637 12627 13510. CHANCE OF SNOW SHOWERS
TONIGHT. WAVES 8 TO 11 FT OCCASIONALLY TO 14 FT SUBSIDING TO 4 TO
6 FT OCCASIONALLY TO 8 FT TODAY. WAVES SUBSIDING TO 1 TO 3 FT
TONIGHT.

$$

RODRIGUEZ




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