Forecast for Lake Superior

000
FZUS63 KMQT 300805
GLFLS 

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
405 AM EDT TUE SEP 30 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...HIGH PRESSURE OF 30.2 INCHES OVER NORTHERN ONTARIO TODAY 
WILL MOVE EAST TO THE CANADIAN MARITIMES BY WEDNESDAY EVENING. 
MEANWHILE...LOW PRESSURE OF 29.4 INCHES OVER WESTERN NEBRASKA WILL 
LIFT NORTH TO SOUTHERN MANITOBA WEDNESDAY MORNING AND TO HUDSON BAY 
THURSDAY MORNING. A 29.7 INCH TROUGH ASSOCIATED WITH THE LOW WILL 
MOVE EAST...REACHING LAKE SUPERIOR THURSDAY. A 29.5 INCH LOW 
PRESSURE WILL FORM ALONG THIS TROUGH OVER THE UPPER GREAT LAKES 
THURSDAY EVENING AND THEN DEEPEN TO 29.1 INCHES AS IT LIFTS NORTH  
THROUGH NORTHERN ONTARIO FRIDAY AND TO HUDSON BAY BY SATURDAY 
MORNING. IN ITS WAKE...HIGH PRESSURE OF 30.1 INCHES OVER THE WESTERN 
PLAINS FRIDAY AFTERNOON WILL SETTLE OVER THE LOWER MISSISSIPPI 
VALLEY SATURDAY.

LSZ162-301615-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
405 AM EDT TUE SEP 30 2014 /305 AM CDT TUE SEP 30 2014/

.EARLY THIS MORNING...EAST WINDS 10 TO 20 KNOTS. WAVES 2 TO
4 FEET. 
.TODAY...EAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET...THEN BUILDING TO 2 TO 4 FEET. 
.TONIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO
4 FEET. 
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS. WAVES SUBSIDING
TO CALM TO 2 FEET. 
.WEDNESDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET. 
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST BY MID
AFTERNOON. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET. 
.THURSDAY NIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES BUILDING TO
1 TO 3 FEET. 
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 3 TO
6 FEET. 
.SATURDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET. 

$$

LSZ263-301615-
LAKE SUPERIOR FROM SAXON HARBOR WI TO UPPER ENTRANCE TO PORTAGE
CANAL MI 5NM OFF SHORE TO THE US/CANADIAN BORDER INCLUDING ISLE
ROYALE NATIONAL PARK-
405 AM EDT TUE SEP 30 2014

.EARLY THIS MORNING...EAST WINDS 10 TO 20 KNOTS. WAVES 2 TO
4 FEET. 
.TODAY...EAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET...THEN BUILDING TO 2 TO 4 FEET. 
.TONIGHT...EAST WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET. 
.WEDNESDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. A CHANCE OF SHOWERS. WAVES BUILDING TO 2 TO 4 FEET. 
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET. 
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET. 
.THURSDAY NIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY. WAVES BUILDING TO 1 TO
3 FEET. 
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 4 TO
7 FEET. 
.SATURDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET. 

$$

LSZ264-301615-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
405 AM EDT TUE SEP 30 2014

.EARLY THIS MORNING...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 2 TO
4 FEET. 
.TODAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET. 
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET...THEN
BUILDING TO 1 TO 3 FEET. 
.WEDNESDAY...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS BY MID
AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET. 
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. SHOWERS LIKELY
THROUGH MIDNIGHT...THEN A CHANCE OF SHOWERS. WAVES SUBSIDING TO 2 TO
4 FEET.
.THURSDAY...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS. WAVES SUBSIDING
TO CALM TO 2 FEET. 
.THURSDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY. WAVES BUILDING TO
1 TO 3 FEET. 
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST GALES TO
35 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 6 TO
9 FEET. 
.SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING WEST 15 TO
25 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET. 

$$

LSZ265-301615-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
405 AM EDT TUE SEP 30 2014

.EARLY THIS MORNING...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 3 TO
6 FEET. 
.TODAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET. 
.TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET. 
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
SHOWERS BY MID AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET. 
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET. 
.THURSDAY...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET. 
.THURSDAY NIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY. WAVES BUILDING TO 1 TO
3 FEET. 
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 6 TO
9 FEET. 
.SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING WEST 15 TO
25 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO 1 TO
3 FEET. 

$$

LSZ266-301615-
LAKE SUPERIOR EAST OF A LINE FROM MANITOU ISLAND TO MARQUETTE MI
AND WEST OF A LINE FROM GRAND MARAIS MI TO THE US/CANADIAN BORDER
BEYOND 5NM FROM SHORE-
405 AM EDT TUE SEP 30 2014

.EARLY THIS MORNING...NORTHEAST WINDS 15 TO 25 KNOTS. WAVES 3 TO
6 FEET. 
.TODAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET. 
.TONIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET. 
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
3 TO 5 FEET. 
.WEDNESDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET. 
.THURSDAY...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS. WAVES SUBSIDING
TO 1 TO 3 FEET. 
.THURSDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO
20 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY. WAVES SUBSIDING TO CALM
TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET. 
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST GALES TO
35 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 8 TO
11 FEET. 
.SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING WEST 15 TO
25 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO 3 TO
5 FEET. 

$$

LSZ267-301615-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
405 AM EDT TUE SEP 30 2014

.EARLY THIS MORNING...NORTHEAST WINDS 15 TO 25 KNOTS. WAVES 3 TO
5 FEET. 
.TODAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET. 
.TONIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET. 
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET. 
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS THROUGH MIDNIGHT...THEN SHOWERS LIKELY. WAVES BUILDING TO 1
TO 3 FEET.
.THURSDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS
THROUGH EARLY AFTERNOON...THEN SHOWERS LIKELY. WAVES SUBSIDING TO
CALM TO 2 FEET.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. SHOWERS LIKELY. WAVES BUILDING TO 1 TO 3 FEET...
THEN SUBSIDING TO CALM TO 2 FEET. 
.FRIDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO 30 KNOTS.
A CHANCE OF RAIN SHOWERS...THEN RAIN SHOWERS LIKELY. WAVES
BUILDING TO 7 TO 10 FEET. 
.SATURDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING WEST 15 TO
25 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 8 TO
11 FEET...THEN SUBSIDING TO 3 TO 5 FEET. 

$$

LSZ261-301615-
MAFOR 3009/
SUPERIOR WEST 11220 11210 12220 13230 11320. WAVES 2 TO 6 FEET.

SUPERIOR NORTH CENTRAL 13110 13210 11310 11320. WAVES 1 TO 4 FEET.

SUPERIOR SOUTH CENTRAL 13120 11110 12210 11310 11320. WAVES 1 TO 6
FEET.

SUPERIOR EAST 14120 11110 11100 11200 11310. WAVES 1 TO 6 FEET.

$$

ROLFSON


Forecast for Lake Michigan

000
FZUS63 KLOT 300745
GLFLM 

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
245 AM CDT TUE SEP 30 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 29.8 INCHES OVER SOUTHERN ONTARIO AND
THE LOWER GREAT LAKES WILL MOVE EASTWARD TODAY WHILE HIGH PRESSURE
OF 30.3 INCHES OVER CENTRAL AND NORTHERN ONTARIO AND QUEBEC DRIFTS
EAST. A RIDGE AXIS FROM THE HIGH WILL TRACK ACROSS LAKE MICHIGAN
TODAY AND TONIGHT WITH A STEADIER PRESSURE GRADIENT BUILDING IN
WEDNESDAY AS THE MAIN HIGH SHIFTS EAST. LOW PRESSURE OF 29.5
INCHES OVER WESTERN NEBRASKA THIS MORNING WILL LIFT NORTHWARD TO
MANITOBA BY WEDNESDAY AFTERNOON AND DEEPEN TO 29.3 INCHES. ANOTHER
SURFACE LOW WILL DEVELOP OVER THE TEXAS PANHANDLE WEDNESDAY NIGHT
AND MOVE NORTHEAST TO THE UPPER GREAT LAKES THURSDAY NIGHT. THIS
WILL BRING A PERIOD OF STRONGER WINDS TO THE LAKE THURSDAY INTO
SATURDAY WITH SPEEDS AND DIRECTIONS DEPENDENT ON THE EXACT TRACK
OF THE LOW.

LMZ261-362-364-366-563-565-567-868-301545-
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-
245 AM CDT TUE SEP 30 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.TODAY...NORTH WINDS 15 TO 25 KT BECOMING NORTHEAST 10 TO 15 KT IN
THE AFTERNOON. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO
3 TO 5 FT OCCASIONALLY TO 7 FT. 
.TONIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING SOUTHEAST. WAVES
SUBSIDING TO 1 TO 3 FT OVERNIGHT.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT. 
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF
SHOWERS IN THE EVENING...THEN CHANCE OF SHOWERS OVERNIGHT. WAVES
2 TO 4 FT. 
.THURSDAY...SOUTH WINDS 15 TO 20 KT. SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT. 
.THURSDAY NIGHT...SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST.
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FT.
.FRIDAY...WEST WINDS 15 TO 25 KT INCREASING TO 30 KT. CHANCE OF
SHOWERS. WAVES BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT IN THE
AFTERNOON.
.SATURDAY...WEST WINDS 20 TO 25 KT. CHANCE OF SHOWERS. WAVES 5 TO
8 FT OCCASIONALLY TO 10 FT.


$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-301545-
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-
245 AM CDT TUE SEP 30 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TODAY...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT AND
BECOMING NORTHEAST. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT
SUBSIDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
.TONIGHT...NORTHEAST WINDS 10 TO 15 KT VEERING TO SOUTHEAST.
WAVES SUBSIDING TO 2 TO 4 FT.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT. 
.WEDNESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KT. SLIGHT CHANCE OF
SHOWERS IN THE EVENING...THEN CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT. 
.THURSDAY...SOUTH WINDS 15 TO 25 KT. SHOWERS AND THUNDERSTORMS
LIKELY. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT. 
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 20 TO
25 KT. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 2 TO 4
FT.
.FRIDAY...WEST WINDS TO 30 KT. GALES POSSIBLE FRIDAY EVENING AND
FRIDAY NIGHT. CHANCE OF SHOWERS. WAVES BUILDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT FRIDAY AFTERNOON AND TO 6 TO 9 FT
OCCASIONALLY TO 11 FT FRIDAY NIGHT.
.SATURDAY...WEST WINDS TO 30 KT EASING TO 15 TO 25 KT SATURDAY
AFTERNOON AND TO 10 TO 20 KT SATURDAY NIGHT. SLIGHT CHANCE OF
SHOWERS. WAVES SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.

$$

LMZ761-301545-
MAFOR 3009/
MICHIGAN NORTH 12830 11820 13110 11210 11310. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT
TODAY AND TO 1 TO 3 FT TONIGHT.

MICHIGAN SOUTH 12830 12820 11120 11110 11210 11310. WAVES 6 TO 9
FT OCCASIONALLY TO 11 FT SUBSIDING TO 4 TO 6 FT OCCASIONALLY TO 8
FT TODAY AND TO 2 TO 4 FT TONIGHT.  

$$

MDB


Forecast for Lake Huron

000
FZUS63 KDTX 300747
GLFLH 

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
345 AM EDT TUE SEP 30 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE HURON

WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST
1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE AVERAGE OF
THE HIGHEST 1/10 OF THE WAVE SPECTRUM.

.SYNOPSIS...HIGH PRESSURE OF 30.10 INCHES WILL GRADUALLY BUILD INTO 
THE REGION FROM THE NORTH THROUGH WEDNESDAY.  ANOTHER COLD FRONT 
AVERAGING 29.50 INCHES WILL THEN SWING THROUGH THE CENTRAL GREAT 
LAKES FRIDAY MORNING.

LHZ361-302000-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
345 AM EDT TUE SEP 30 2014

.TODAY...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY MID AFTERNOON. SCATTERED SHOWERS. WAVES 2 TO 4 FEET...
SUBSIDING TO 1 TO 3 FEET BY LATE MORNING. 
.TONIGHT...NORTH WINDS 5 TO 10 KNOTS...VEERING TO THE EAST BY
MIDNIGHT. PATCHY DRIZZLE. WAVES 1 TO 3 FEET. 
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS...BECOMING SOUTHEAST 10 TO
15 KNOTS LATE. WAVES 1 TO 3 FEET. 
.WEDNESDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS...DIMINISHING
TO 5 TO 10 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET. 
.THURSDAY...SOUTH WINDS 10 TO 15 KNOTS...BECOMING SOUTHEAST 15 TO
20 KNOTS. A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS LIKELY.
WAVES 1 TO 3 FEET...BUILDING TO 4 TO 6 FEET. WAVES OCCASIONALLY
AROUND 8 FEET. 
.FRIDAY...SOUTHEAST WINDS 15 TO 20 KNOTS...BECOMING WEST 10 TO
15 KNOTS. SHOWERS LIKELY THROUGH LATE AFTERNOON. A CHANCE OF
SHOWERS LATE. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND
8 FEET. 
.SATURDAY...WEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE MORNING...THEN BECOMING NORTHWEST 10 TO 15 KNOTS
LATE. A CHANCE OF SHOWERS. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO
3 FEET BY MIDNIGHT. 


$$

LHZ362-363-302000-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
345 AM EDT TUE SEP 30 2014

.TODAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS BY MID AFTERNOON. SCATTERED SHOWERS. WAVES 4 TO 6 FEET.
WAVES OCCASIONALLY AROUND 8 FEET. 
.TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS...BECOMING EAST 5 TO
10 KNOTS LATE. AREAS OF DRIZZLE. WAVES 2 TO 4 FEET...SUBSIDING TO
1 TO 3 FEET LATE. 
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET. 
.WEDNESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS. 
.THURSDAY...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS. A CHANCE OF SHOWERS LATE. SHOWERS LIKELY. WAVES 1 TO
3 FEET...BUILDING TO 6 TO 9 FEET. WAVES OCCASIONALLY AROUND
12 FEET. 
.FRIDAY...SOUTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS...
BECOMING SOUTHWEST 15 TO 20 KNOTS IN THE AFTERNOON...THEN
BECOMING WEST 10 TO 15 KNOTS LATE...INCREASING TO 15 TO 20 KNOTS
AFTER MIDNIGHT. SHOWERS LIKELY EARLY...THEN SHOWERS THROUGH LATE
AFTERNOON. A CHANCE OF SHOWERS LATE. WAVES 5 TO 7 FEET. WAVES
OCCASIONALLY AROUND 10 FEET. 
.SATURDAY...WEST WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
3 TO 5 FEET. 


$$

LHZ462>464-302000-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
345 AM EDT TUE SEP 30 2014

.TODAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS BY MID AFTERNOON. DRIZZLE. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET. 
.TONIGHT...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHEAST 5 TO
10 KNOTS BY MIDNIGHT...THEN VEERING TO THE SOUTHEAST LATE. AREAS
OF DRIZZLE. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET AFTER
MIDNIGHT. 
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS THROUGH MID AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 2 FEET OR LESS. 
.WEDNESDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS...VEERING TO THE
SOUTHEAST AFTER MIDNIGHT. WAVES 2 FEET OR LESS. 
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 20 TO
25 KNOTS. SHOWERS LIKELY. WAVES 1 TO 3 FEET...BUILDING TO 4 TO
6 FEET. WAVES OCCASIONALLY AROUND 8 FEET. 
.FRIDAY...SOUTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS...
BECOMING SOUTHWEST 15 TO 20 KNOTS IN THE AFTERNOON...THEN
BECOMING WEST 10 TO 15 KNOTS LATE...INCREASING TO 15 TO 20 KNOTS
AFTER MIDNIGHT. SHOWERS. A CHANCE OF SHOWERS. WAVES 4 TO 6 FEET.
WAVES OCCASIONALLY AROUND 8 FEET. 
.SATURDAY...WEST WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
3 TO 5 FEET. 


$$

LHZ461-301400-
MAFOR 3009/
HURON NORTH 11825 12820 12810 12115 11215. SCATTERED SHOWERS
THROUGH LATE AFTERNOON TODAY. SCATTERED SHOWERS LATE TONIGHT. WAVES
3 TO 5 FEET BUILDING TO 4 TO 6 FEET...THEN SUBSIDING TO 3 TO 5 FEET.
WAVES OCCASIONALLY AROUND 8 FEET TODAY. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 3 FEET OVERNIGHT TONIGHT. 210305 210406. 

HURON SOUTH 11725 12825 13815 11115 11105. PATCHY DRIZZLE LATE
THEN SCATTERED SHOWERS THIS MORNING. WAVES 2 TO 4 FEET BUILDING TO
4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET TODAY. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET OVERNIGHT TONIGHT. 210305 210406. 

$$

SF

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)




Forecast for Lake Erie

000
FZUS61 KCLE 300806
GLFLE 

OPEN LAKE FORECAST FOR LAKE ERIE
NATIONAL WEATHER SERVICE CLEVELAND OH
406 AM EDT TUE SEP 30 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ERIE

.SYNOPSIS...A WEAK COLD FRONT OVER WESTERN LAKE ERIE WILL MOVE
SOUTHEAST OF THE LAKE TODAY. HIGH PRESSURE 30.10 INCHES FROM
EASTERN CANADA WILL SPREAD SOUTH ACROSS LAKE ERIE TUESDAY NIGHT
INTO WEDNESDAY. THE HIGH WILL MOVE OFF THE NEW ENGLAND COAST
THURSDAY. A COLD FRONT FROM THE PLAINS STATES WILL CROSS LAKE ERIE
ON FRIDAY. A TROUGH OF LOW PRESSURE 29.80 INCHES WILL LINGER OVER
THE EASTERN GREAT LAKES ON SATURDAY.

LEZ162>166-301430-
LAKE ERIE OPEN WATERS FROM MAUMEE BAY TO RENO BEACH-
LAKE ERIE OPEN WATERS FROM RENO BEACH TO THE ISLANDS-
LAKE ERIE OPEN WATERS FROM THE ISLANDS TO VERMILION-
LAKE ERIE OPEN WATERS FROM VERMILION TO AVON POINT-
LAKE ERIE OPEN WATERS FROM AVON POINT TO WILLOWICK-
406 AM EDT TUE SEP 30 2014

.TODAY...NORTHWEST WINDS 5 TO 10 KNOTS. SHOWERS LIKELY THIS
MORNING...THEN A CHANCE OF SHOWERS EARLY THIS AFTERNOON. WAVES 2
FEET OR LESS.
.TONIGHT...NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST. WAVES
2 FEET OR LESS. 
.WEDNESDAY...NORTHEAST WINDS 10 KNOTS OR LESS BECOMING EAST.
WAVES 1 TO 2 FEET.
.WEDNESDAY NIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
2 FEET OR LESS. 
.THURSDAY...SOUTH WINDS 10 KNOTS OR LESS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS THURSDAY NIGHT.
WAVES 2 FEET OR LESS BUILDING TO 2 TO 4 FEET.
.FRIDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST. SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS FRIDAY. A CHANCE OF SHOWERS
FRIDAY NIGHT. WAVES 3 TO 5 FEET BUILDING TO 5 TO 8 FEET.
.SATURDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 5 TO
15 KNOTS. A CHANCE OF SHOWERS. WAVES 5 TO 8 FEET SUBSIDING TO 2 TO
4 FEET.

$$

LEZ061-167>169-301430-
LAKE ERIE OPEN WATERS FROM RIPLEY TO BUFFALO NY-
LAKE ERIE OPEN WATERS FROM WILLOWICK TO GENEVA-ON-THE-LAKE-
LAKE ERIE OPEN WATERS FROM GENEVA-ON-THE-LAKE TO CONNEAUT-
LAKE ERIE OPEN WATERS FROM CONNEAUT OH TO RIPLEY NY-
406 AM EDT TUE SEP 30 2014

.TODAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING NORTHWEST.
SHOWERS LIKELY. WAVES 2 FEET OR LESS.
.TONIGHT...NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST. A CHANCE
OF SHOWERS IN THE EVENING. WAVES 2 FEET OR LESS. 
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS. WAVES 1 TO 2 FEET. 
.WEDNESDAY NIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTH. WAVES
2 FEET OR LESS. 
.THURSDAY...SOUTH WINDS 10 KNOTS OR LESS INCREASING TO 15 TO
25 KNOTS THURSDAY NIGHT. WAVES 2 FEET OR LESS BUILDING TO 2 TO 4
FEET. 
.FRIDAY...SOUTH WINDS 20 TO 25 KNOTS BECOMING WEST TO 30 KNOTS.
SHOWERS WITH A CHANCE OF THUNDERSTORMS FRIDAY. A CHANCE OF
SHOWERS FRIDAY NIGHT. WAVES 4 TO 6 FEET BUILDING TO 6 TO 9 FEET.
.SATURDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES 6 TO 9 FEET SUBSIDING TO
3 TO 5 FEET. 

$$

LEZ161-301430-
MAFOR 3009/
ERIE WEST 1/3 11706 11806 11800 11700 13800 11100. A CHANCE OF
SHOWERS THIS AFTERNOON. WAVES 2 FEET OR LESS. 

ERIE CENTRAL 1/3 11606 12706 11700 12800 12100. A CHANCE OF
SHOWERS LATE TODAY. WAVES 1 TO 2 FEET.

ERIE EAST 1/3 11400 11500 11606 11706 11806 13100. A CHANCE OF
SHOWERS TONIGHT. WAVES 2 FEET OR LESS.

$$




Forecast for Lake Ontario

000
FZUS61 KBUF 300834
GLFLO 

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
430 AM EDT TUE SEP 30 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A WEAK 29.8 INCH LOW WILL DROP ACROSS THE GREAT LAKES 
AND INTO WESTERN PENNSYLVANIA TODAY. HIGH PRESSURE AVERAGING 30.2 
INCHES WILL THEN BUILD INTO NORTHERN ONTARIO PROVINCE AND QUEBEC 
TONIGHT AND WEDNESDAY BEFORE MOVING TO THE CANADIAN MARITIMES 
BY THURSDAY WHILE STRENGTHENING TO 30.4 INCHES. A STRONG COLD FRONT 
WILL CROSS THE EASTERN LAKES LATE ON FRIDAY WITH INCREASING WINDS 
AND BUILDING WAVES THROUGH SATURDAY.

LOZ062-301500-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
430 AM EDT TUE SEP 30 2014

.TODAY...SOUTH WINDS 10 KNOTS OR LESS BECOMING EAST. A CHANCE OF
SHOWERS THIS AFTERNOON. WAVES 2 FEET OR LESS. 
.TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
THROUGH EARLY EVENING. WAVES 2 TO 3 FEET. 
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST. WAVES
2 TO 3 FEET. 
.WEDNESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. WAVES 1 TO 3 FEET. 
.THURSDAY...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. WAVES 1 TO 3 FEET. 
.FRIDAY...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST.
SHOWERS LIKELY. WAVES 2 TO 4 FEET BUILDING TO 3 TO 6 FEET. 
.SATURDAY...WEST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS DURING 
THE DAY. WAVES 3 TO 6 FEET. 

$$

LOZ063>065-301500-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
430 AM EDT TUE SEP 30 2014

.TODAY...EAST WINDS 10 KNOTS OR LESS BECOMING NORTHEAST 10 TO
15 KNOTS. WAVES 2 FEET OR LESS. 
.TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. WAVES 1 TO 3 FEET. 
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET. 
.WEDNESDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING
SOUTHEAST. WAVES 2 FEET OR LESS. 
.THURSDAY...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. WAVES 2 FEET OR LESS BUILDING TO 2 TO 4 FEET. 
.FRIDAY...SOUTHEAST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST.
SHOWERS LIKELY. WAVES 3 TO 5 FEET. 
.SATURDAY...WEST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS. WAVES
5 TO 8 FEET. 

$$

LOZ061-301400-
MAFOR 3009/
ONTARIO WEST 1/2 11300 12200 11100 14110. A CHANCE OF SHOWERS
THIS AFTERNOON. WAVES 2 FEET OR LESS TODAY. WAVES 2 TO 3 FEET
TONIGHT. 

ONTARIO EAST 1/2 12200 11100 14110 11110. WAVES 2 FEET OR LESS
TODAY. WAVES 1 TO 3 FEET TONIGHT. 

$$