Forecast for Lake Superior

000
FZUS63 KMQT 240745
GLFLS 

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
345 AM EDT WED AUG 24 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.7 INCH TROUGH OVER THE UPPER MISSISSIPPI RIVER
VALLEY WILL CROSS THE UPPER GREAT LAKES THIS AFTERNOON THROUGH
THURSDAY WHILE WEAKENING TO 29.8 INCHES. 30.2 INCH HIGH PRESSURE
WILL SETTLE OVER THE GREAT LAKES FRIDAY THROUGH SATURDAY. A LOW
PRESSURE TROUGH OF 29.9 INCHES OVER THE NORTHERN PLAINS ON SATURDAY 
WILL MOVE EASTWARD ACROSS THE UPPER GREAT LAKES ON SUNDAY.

LSZ162-241545-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
345 AM EDT WED AUG 24 2016 /245 AM CDT WED AUG 24 2016/

.TODAY...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. ISOLATED SHOWERS AND THUNDERSTORMS THROUGH EARLY
AFTERNOON. WAVES CALM TO 2 FEET. 
.TONIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET. 
.THURSDAY...WEST WINDS 15 TO 25 KNOTS. WAVES BUILDING TO 3 TO
5 FEET...THEN SUBSIDING TO 2 TO 4 FEET. 
.THURSDAY NIGHT...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET. 
.FRIDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. WAVES CALM TO 2 FEET. 
.FRIDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BACKING EAST. A CHANCE
OF SHOWERS...THEN SHOWERS LIKELY. WAVES CALM TO 2 FEET. 
.SUNDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING NORTHEAST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET. 

$$

LSZ263-241545-
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-
345 AM EDT WED AUG 24 2016

.EARLY THIS MORNING...SOUTH WINDS 10 TO 20 KNOTS. ISOLATED
SHOWERS. WAVES 1 TO 3 FEET. 
.TODAY...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST BY MID
AFTERNOON. ISOLATED SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO
CALM TO 2 FEET. 
.TONIGHT...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH
MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET. 
.THURSDAY...WEST WINDS 15 TO 25 KNOTS. WAVES BUILDING TO 3 TO
6 FEET. 
.THURSDAY NIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET. 
.FRIDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST BY MID
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET. 
.FRIDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. WAVES CALM
TO 2 FEET. 

$$

LSZ264-241545-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
345 AM EDT WED AUG 24 2016

.EARLY THIS MORNING...SOUTH WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET. 
.TODAY...SOUTH WINDS 5 TO 15 KNOTS VEERING WEST BY MID AFTERNOON.
ISOLATED SHOWERS AND THUNDERSTORMS. AREAS OF FOG BY MID
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET. 
.TONIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST AFTER
MIDNIGHT. AREAS OF FOG. WAVES CALM TO 2 FEET. 
.THURSDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 3 TO 6 FEET. 
.THURSDAY NIGHT...WEST WINDS 15 TO 25 KNOTS VEERING NORTH AFTER
MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET. 
.FRIDAY...NORTH WINDS 5 TO 15 KNOTS BACKING WEST BY MID
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET. 
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS BACKING SOUTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS BACKING SOUTHEAST. A
CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING
TO CALM TO 2 FEET. 
.SUNDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. WAVES CALM
TO 2 FEET. 

$$

LSZ265-241545-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
345 AM EDT WED AUG 24 2016

.TODAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO 15 KNOTS
BY MID AFTERNOON. SCATTERED SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3
FEET SUBSIDING TO CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
AFTER MIDNIGHT. WAVES CALM TO 2 FEET. 
.THURSDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET. 
.THURSDAY NIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO
3 FEET. 
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET. 
.FRIDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BACKING SOUTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 15 TO
25 KNOTS. A CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. A CHANCE
OF THUNDERSTORMS. WAVES CALM TO 2 FEET. 

$$

LSZ266-241545-
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-
345 AM EDT WED AUG 24 2016

.EARLY THIS MORNING...SOUTH WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET. 
.TODAY...SOUTH WINDS 10 TO 20 KNOTS. SCATTERED SHOWERS AND
THUNDERSTORMS. AREAS OF FOG BY MID AFTERNOON. WAVES BUILDING TO
2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET. 
.TONIGHT...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH MIDNIGHT. AREAS OF FOG. WAVES SUBSIDING TO CALM TO
2 FEET. 
.THURSDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. WAVES BUILDING TO 3 TO 6 FEET. 
.THURSDAY NIGHT...WEST WINDS 15 TO 25 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET. 
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET. 
.FRIDAY NIGHT...WEST WINDS 5 TO 15 KNOTS BACKING SOUTH AFTER
MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET. 
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO CALM TO
2 FEET. 

$$

LSZ267-241545-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
345 AM EDT WED AUG 24 2016

.EARLY THIS MORNING...SOUTH WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET. 
.TODAY...SOUTH WINDS 15 TO 25 KNOTS. SCATTERED SHOWERS AND
THUNDERSTORMS. PATCHY FOG BY MID AFTERNOON. WAVES BUILDING TO
2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET. 
.TONIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH MIDNIGHT. AREAS OF FOG. WAVES SUBSIDING TO CALM TO
2 FEET. 
.THURSDAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET. 
.THURSDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BECOMING NORTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET...
THEN SUBSIDING TO 2 TO 4 FEET. 
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET. 
.FRIDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. SHOWERS LIKELY. WAVES CALM TO 2 FEET. 
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING NORTHWEST. A CHANCE
OF THUNDERSTORMS. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET. 

$$

LSZ261-241545-
MAFOR 2409/
SUPERIOR WEST 11410 11310 11400 11500 12510 12610. WAVES 2 FEET
OR LESS. 

SUPERIOR NORTH CENTRAL 12410 11310 11400 11603 11513 11613 11610.
PATCHY FOG LATE TONIGHT. WAVES 1 TO 3 FEET. 

SUPERIOR SOUTH CENTRAL 11420 11320 11410 11510 12600 11510 11610.
PATCHY FOG EARLY THIS AFTERNOON. SCATTERED SHOWERS AND
THUNDERSTORMS FROM LATE MORNING ON TODAY. WAVES 1 TO 3 FEET. 

SUPERIOR EAST 12410 11320 11423 11523 11613 11503 11513.
SCATTERED SHOWERS AND THUNDERSTORMS LATE TODAY THROUGH EARLY EVENING
TONIGHT. WAVES 1 TO 4 FEET.

$$

07
Forecast for Lake Michigan

000
FZUS63 KLOT 240744
GLFLM 

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
244 AM CDT WED AUG 24 2016

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 AROUND 30.3 INCHES CENTERED OVER THE MID
ATLANTIC COAST WILL CONTINUE TO VERY SLOWLY SLIDE EAST OFF THE
COAST WHILE RIDGING EXTENDS SOUTHWEST THROUGH THE LOWER
MISSISSIPPI VALLEY. MEANWHILE...LOW PRESSURE OF 29.5 INCHES OVER
SOUTHERN MANITOBA WILL GRADUALLY TRACK TO WESTERN QUEBEC BY
THURSDAY MORNING. AN ASSOCIATED COLD FRONT WILL THEN SWEEP ACROSS
LAKE MICHIGAN WEDNESDAY NIGHT. ANOTHER HIGH AROUND 30.2 INCHES IS
THEN FORECAST TO BUILD OVER THE WESTERN LAKES REGION BY FRIDAY
EVENING.

LMZ261-362-364-366-563-565-567-669-671-868-870-872-241515-
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 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 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-
244 AM CDT WED AUG 24 2016

NORTH POINT LIGHT WI TO GRAND HAVEN MI NORTH...

.TODAY...SOUTH WINDS TO 30 KT BECOMING SOUTHWEST 15 TO 25 KT.
SHOWERS AND THUNDERSTORMS LIKELY THIS MORNING...THEN CHANCE OF
SHOWERS AND THUNDERSTORMS THIS AFTERNOON. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT. 
.TONIGHT...SOUTHWEST WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT
LATE IN THE EVENING...THEN BECOMING WEST 10 TO 15 KT AFTER
MIDNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING...THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
OVERNIGHT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO
4 FT.
.THURSDAY...WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST 10 TO 15 KT.
WAVES 1 TO 3 FT. 
.THURSDAY NIGHT...WEST WINDS 10 TO 20 KT BECOMING NORTHWEST 15 TO
25 KT. WAVES 2 TO 4 FT. 
.FRIDAY...NORTHWEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT. 
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 10 KT BECOMING EAST. WAVES
1 TO 2 FT. 
.SATURDAY...SOUTHEAST WINDS 10 TO 15 KT INCREASING TO 10 TO
20 KT. WAVES 1 TO 3 FT. 
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.  

$$

LMZ080-673-675-777-779-874-876-878-241515-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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 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-
244 AM CDT WED AUG 24 2016

NORTH POINT LIGHT WI TO GRAND HAVEN MI SOUTH...

.TODAY...SOUTH WINDS 20 TO 25 KT BECOMING SOUTHWEST. SHOWERS AND
THUNDERSTORMS LIKELY THIS MORNING...THEN CHANCE OF SHOWERS AND
THUNDERSTORMS THIS AFTERNOON. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT
SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TONIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 5 TO 10 KT
OVERNIGHT. SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING...THEN
CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES SUBSIDING
TO 1 TO 3 FT.
.THURSDAY...WEST WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.THURSDAY NIGHT...WEST WINDS 10 TO 20 KT BECOMING NORTHWEST 15 TO
25 KT. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT. 
.FRIDAY...NORTHWEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT. 
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 10 KT BECOMING EAST. WAVES
1 TO 2 FT. 
.SATURDAY...SOUTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. 
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.  

$$

LMZ761-241515-
MAFOR 2409/
MICHIGAN NORTH 12440 12449 12530 11520 11610. CHANCE OF SHOWERS
AND THUNDERSTORMS TODAY AND TONIGHT. WAVES 5 TO 8 FT OCCASIONALLY
TO 10 FT TODAY. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO
2 TO 4 FT TONIGHT.

MICHIGAN SOUTH 11430 19440 11439 19440 11439 11430 11530 11520
12510. CHANCE OF SHOWERS AND THUNDERSTORMS TODAY AND TONIGHT.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO 5 FT
OCCASIONALLY TO 7 FT TODAY...AND TO 1 TO 3 FT TONIGHT.

$$


KJB

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/LOT/GLFTABLE (ALL LOWER CASE)

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

000
FZUS63 KDTX 240749
GLFLH 

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
348 AM EDT WED AUG 24 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OFF 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...A LOW PRESSURE SYSTEM AROUND...29.60 INCHES...WILL
TRACK NORTH OF LAKE SUPERIOR AND INTO NORTHERN QUEBEC TODAY. THIS
LOW WILL DRAG A COLD FRONT ACROSS SOUTHEAST MICHIGAN AND THE EASTERN
GREAT LAKES TODAY. SURFACE HIGH PRESSURE AT...30.20 INCHES...WILL
BUILD INTO THE GREAT LAKES REGION FOR FRIDAY AND SATURDAY.

LHZ361-242000-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
348 AM EDT WED AUG 24 2016

.TODAY...SOUTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH EARLY AFTERNOON. SHOWERS AND THUNDERSTORMS LIKELY BY
EARLY AFTERNOON...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS
LATE. WAVES 1 TO 3 FEET...BUILDING TO 3 TO 5 FEET BY LATE
MORNING. 
.TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS...VEERING TO THE
SOUTHWEST BY MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS
EARLY IN THE EVENING. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO
3 FEET AFTER MIDNIGHT. 
.THURSDAY...LIGHT AND VARIABLE WINDS...BECOMING WEST 5 TO
10 KNOTS LATE. WAVES 1 TO 3 FEET. 
.THURSDAY NIGHT...WEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.FRIDAY...WEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST 5 TO
10 KNOTS. WAVES 1 TO 3 FEET. 
.SATURDAY...LIGHT AND VARIABLE WINDS...BECOMING NORTHEAST 5 TO
10 KNOTS IN THE AFTERNOON...THEN VEERING TO THE SOUTHEAST LATE.
SHOWERS AND THUNDERSTORMS LIKELY LATE. WAVES 2 FEET OR LESS. 
.SUNDAY...SOUTH WINDS 5 TO 10 KNOTS...VEERING TO THE WEST LATE.
SHOWERS AND THUNDERSTORMS LIKELY LATE...THEN A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 FEET OR LESS. 


$$

LHZ362-363-242000-
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-
348 AM EDT WED AUG 24 2016

.TODAY...SOUTH WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS BY MID AFTERNOON. WAVES 1 TO 3 FEET...BUILDING TO
3 TO 5 FEET BY LATE MORNING. 
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS
EARLY IN THE EVENING. WAVES 3 TO 5 FEET. 
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FEET. 
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING
NORTHWEST 10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET. 
.FRIDAY...NORTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS IN THE EVENING...THEN BECOMING NORTHWEST 10 TO 15 KNOTS
AFTER MIDNIGHT. WAVES 1 TO 3 FEET. 
.SATURDAY...NORTH WINDS 5 TO 10 KNOTS...VEERING TO THE EAST IN
THE AFTERNOON...THEN BECOMING SOUTHEAST 10 TO 15 KNOTS AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE. WAVES
2 FEET OR LESS. 
.SUNDAY...SOUTH WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY LATE MORNING...THEN VEERING TO THE WEST BY MIDNIGHT.
A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS. 


$$

LHZ462>464-242000-
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-
348 AM EDT WED AUG 24 2016

.TODAY...SOUTH WINDS 10 TO 15 KNOTS. A CHANCE OF THUNDERSTORMS BY
EARLY AFTERNOON. A CHANCE OF SHOWERS BY MID AFTERNOON.
THUNDERSTORMS LIKELY LATE. WAVES 1 TO 3 FEET...BUILDING TO 2 TO
4 FEET BY MID AFTERNOON. 
.TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS LATE. SHOWERS AND THUNDERSTORMS LIKELY EARLY IN THE
EVENING...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS BY MIDNIGHT.
WAVES 3 TO 5 FEET...SUBSIDING TO 2 TO 4 FEET LATE. 
.THURSDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FEET. 
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING WEST
10 TO 15 KNOTS AFTER MIDNIGHT...THEN BECOMING NORTHWEST 5 TO
10 KNOTS LATE. WAVES 2 FEET OR LESS. 
.FRIDAY...WEST WINDS 5 TO 10 KNOTS...VEERING TO THE NORTH. WAVES
1 TO 3 FEET. 
.SATURDAY...NORTHEAST WINDS 5 TO 10 KNOTS...VEERING TO THE
SOUTHEAST AFTER MIDNIGHT. WAVES 2 FEET OR LESS. 
.SUNDAY...SOUTH WINDS 5 TO 10 KNOTS...VEERING TO THE WEST BY
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR
LESS. 


$$

LHZ461-241400-
MAFOR 2409/
HURON NORTH 11510 14410 11410 11510 11500. A CHANCE OF SHOWERS
AND THUNDERSTORMS TODAY. WAVES 2 TO 4 FEET BUILDING
TO 4 TO 6 FEET WITH MAXIMUM WAVE HEIGHT AROUND 8 FEET TODAY.
WAVES 3 TO 5 FEET WITH MAXIMUM WAVE HEIGHT AROUND 6 FEET TONIGHT.
220202. 

HURON SOUTH 14410 11419 11519 12510. A CHANCE OF SHOWERS AND
THUNDERSTORMS TODAY AND TONIGHT. WAVES 2 TO 4 FEET. 220202. 

$$

HLO

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/DTX/GLFTABLE (ALL LOWER CASE)

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

000
FZUS61 KCLE 240745
GLFLE 

OPEN LAKE FORECAST FOR LAKE ERIE
NATIONAL WEATHER SERVICE CLEVELAND OH
345 AM EDT WED AUG 24 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ERIE

.SYNOPSIS...HIGH PRESSURE 30.20 INCHES OVER THE EASTERN GREAT
LAKES WILL MOVE OFF THE MID ATLANTIC COAST BY WEDNESDAY. LOW
PRESSURE OF 29.80 INCHES WILL MOVE ACROSS THE UPPER GREAT LAKES ON
WEDNESDAY NIGHT WITH THE ASSOCIATED COLD FRONT SINKING SOUTH ACROSS
LAKE ERIE ON THURSDAY. HIGH PRESSURE 30.10 INCHES WILL BUILD OVER
THE LAKE LATE FRIDAY THROUGH SATURDAY.

LEZ061-162>169-241415-
LAKE ERIE OPEN WATERS FROM RIPLEY TO BUFFALO NY-
LAKE ERIE OPEN WATERS FROM MAUMEE BAY TO RENO BEACH OH-
LAKE ERIE OPEN WATERS FROM RENO BEACH TO THE ISLANDS OH-
LAKE ERIE OPEN WATERS FROM THE ISLANDS TO VERMILION OH-
LAKE ERIE OPEN WATERS FROM VERMILION TO AVON POINT OH-
LAKE ERIE OPEN WATERS FROM AVON POINT TO WILLOWICK OH-
LAKE ERIE OPEN WATERS FROM WILLOWICK TO GENEVA-ON-THE-LAKE OH-
LAKE ERIE OPEN WATERS FROM GENEVA-ON-THE-LAKE TO CONNEAUT OH-
LAKE ERIE OPEN WATERS FROM CONNEAUT OH TO RIPLEY NY-
345 AM EDT WED AUG 24 2016

.TODAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS...MAINLY LATE.
WAVES 2 FEET OR LESS.
.TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO
3 FEET. 
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FEET. 
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST.
SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING. WAVES 2 FEET OR
LESS. 
.FRIDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST. WAVES 1 TO
3 FEET SUBSIDING TO 1 FOOT OR LESS. 
.SATURDAY...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST. WAVES
1 FOOT OR LESS. 
.SUNDAY...SOUTH WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 FOOT OR LESS. 

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LEZ161-241415-
MAFOR 2409/
ERIE WEST 1/3 13400 12510 12410 11510. A CHANCE OF SHOWERS AND
THUNDERSTORMS THIS AFTERNOON. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT TONIGHT. WAVES 1 TO 3 FEET. 

ERIE CENTRAL 1/3 11400 11410 11400 11500 12510 11410 11510. A
CHANCE OF SHOWERS AND THUNDERSTORMS THIS AFTERNOON. A CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT TONIGHT. WAVES 2 FEET OR
LESS TODAY. WAVES 1 TO 3 FEET TONIGHT. 

ERIE EAST 1/3 11400 11410 14500 11510 11420. A CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT TONIGHT. WAVES 1 TO 3 FEET. 

$$
Forecast for Lake Ontario

016 
FZUS61 KBUF 240832
GLFLO 

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
430 AM EDT WED AUG 24 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A 30.3 INCH HIGH CENTERED OFF THE MID ATLANTIC COAST
WILL REMAIN IN PLACE THROUGH THURSDAY. A WEAK COLD FRONT WILL THEN
CROSS THE LAKE LATE THURSDAY NIGHT. A 30.2 INCH HIGH IS THEN
FORECAST TO BUILD INTO THE WESTERN GREAT LAKES FRIDAY BEFORE
DRIFTING TO THE EASTERN LAKES AND NEW ENGLAND SATURDAY.

LOZ062-241500-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
430 AM EDT WED AUG 24 2016

.TODAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
WAVES 2 FEET OR LESS. 
.TONIGHT...SOUTHEAST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST 10 TO
15 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WAVES 2 FEET OR LESS. 
.THURSDAY...SOUTHWEST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FEET. 
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST.
SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING...THEN A CHANCE OF
SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 1 TO 2 FEET. 
.FRIDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST. WAVES 1 TO 2
FEET. 
.SATURDAY...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST. WAVES
2 FEET OR LESS. 
.SUNDAY...SOUTHEAST WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST. A
CHANCE OF SHOWERS AND THUNDERSTORMS SUNDAY NIGHT. WAVES 2 FEET OR
LESS. 

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ063>065-241500-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
430 AM EDT WED AUG 24 2016

.TODAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING EAST. WAVES 2 FEET
OR LESS. 
.TONIGHT...EAST WINDS 10 KNOTS OR LESS BECOMING SOUTH 10 TO 15
KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
WAVES 2 FEET OR LESS. 
.THURSDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING WEST 5 TO 15 KNOTS.
A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FEET. 
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. SHOWERS AND
THUNDERSTORMS LIKELY. WAVES 1 TO 3 FEET. 
.FRIDAY...WEST WINDS 10 TO 15 KNOTS BECOMING NORTH. WAVES 1 TO 3
FEET BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET. 
.SATURDAY...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST. WAVES
2 FEET OR LESS. 
.SUNDAY...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST. A CHANCE
OF SHOWERS AND THUNDERSTORMS SUNDAY NIGHT. WAVES 2 FEET OR LESS. 

WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.

$$

LOZ061-241400-
MAFOR 2409/
ONTARIO WEST 1/2 12500 11400 11200 12300 11400 11410. A CHANCE OF
SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 2 FEET OR LESS. 

ONTARIO EAST 1/2 11510 12400 11300 11200 11300 12410. A CHANCE OF
SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 2 FEET OR LESS. 

$$