Forecast for Lake Superior

000
FZUS63 KMQT 201432
GLFLS 

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
932 AM EST FRI JAN 20 2017

.SYNOPSIS...A 29.8 INCH RIDGE WILL EXTEND BACK TO THE UPPER GREAT
LAKES FROM THE EAST COAST TODAY. THE RIDGE WILL DRIFT NORTH ON 
SATURDAY AS 29.4 INCH LOW PRESSURE MOVES OUT OVER THE CENTRAL 
PLAINS. A WEAK INVERTED TROUGH OF 29.7 INCHES WILL LIFT NORTH 
ACROSS THE NORTHERN PLAINS AND WESTERN GREAT LAKES SATURDAY AND 
SUNDAY AS A 29.3 INCH LOW DEVELOPS IN THE LEE OF THE ROCKIES AND 
TRACKS FROM THE SOUTHERN PLAINS TO THE NORTHERN PLAINS. THE LOW 
WEAKENS TO 29.5 INCHES OVER LAKE WINNIPEG MONDAY MORNING. 
MEANWHILE...A 29.7 INCH TROUGH MOVES OVER THE NORTHERN GREAT LAKES
AND LINGERS INTO TUESDAY. ON TUESDAY AFTERNOON A 29.1 INCH LOW 
ORGANIZES IN THE CENTRAL PLAINS AND TRACKS NORTHEAST.

LSZ162-202245-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
932 AM EST FRI JAN 20 2017 /832 AM CST FRI JAN 20 2017/

.REST OF TODAY...EAST WINDS 5 TO 15 KNOTS. WIDESPREAD FOG LATE IN
THE MORNING...THEN AREAS OF FOG IN THE AFTERNOON. A CHANCE OF
RAIN LATE IN THE MORNING...THEN RAIN LIKELY IN THE AFTERNOON.
WAVES CALM TO 2 FEET. 
.TONIGHT...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
AFTER MIDNIGHT. AREAS OF FOG. RAIN SHOWERS LIKELY IN THE EVENING.
A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF DRIZZLE IN THE
MORNING. A CHANCE OF RAIN. WAVES BUILDING TO 2 TO 4 FEET. 
.SATURDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. RAIN LIKELY. WAVES
BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 1 TO 3 FEET. 
.SUNDAY...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN. A CHANCE OF
DRIZZLE IN THE AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET. 
.SUNDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN
AND DRIZZLE. WAVES CALM TO 2 FEET. 
.MONDAY...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET. 
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS. A CHANCE OF SNOW. WAVES CALM TO 2 FEET. 

$$

LSZ263-202245-
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-
932 AM EST FRI JAN 20 2017

.REST OF TODAY...SOUTHEAST WINDS LESS THAN 10 KNOTS BACKING EAST
IN THE AFTERNOON. AREAS OF FOG. A CHANCE OF RAIN. WAVES CALM TO
2 FEET. 
.TONIGHT...EAST WINDS 5 TO 15 KNOTS. AREAS OF FOG. RAIN SHOWERS
LIKELY IN THE EVENING. A SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...EAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
DRIZZLE. A CHANCE OF RAIN IN THE AFTERNOON. WAVES BUILDING TO
1 TO 3 FEET. 
.SATURDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN.
WAVES BUILDING TO 2 TO 4 FEET. 
.SUNDAY...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN. A CHANCE
OF DRIZZLE IN THE AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET. 
.SUNDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN AND
DRIZZLE. WAVES SUBSIDING TO CALM TO 2 FEET. 
.MONDAY...WEST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN. A CHANCE OF
SNOW. WAVES CALM TO 2 FEET. 
.TUESDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS. A CHANCE OF SNOW. WAVES CALM TO 2 FEET. 

$$

LSZ264-202245-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
932 AM EST FRI JAN 20 2017

.REST OF TODAY...SOUTHEAST WINDS LESS THAN 10 KNOTS. WIDESPREAD
FOG LATE IN THE MORNING...THEN AREAS OF FOG IN THE AFTERNOON. A
SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES CALM TO 2 FEET. 
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS. AREAS OF FOG. RAIN
SHOWERS LIKELY IN THE EVENING. A CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST 15 TO
25 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF DRIZZLE. A SLIGHT
CHANCE OF RAIN IN THE AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET. 
.SATURDAY NIGHT...EAST WINDS 15 TO 25 KNOTS. A CHANCE OF DRIZZLE
IN THE EVENING. A CHANCE OF RAIN. WAVES BUILDING TO 2 TO 4 FEET. 
.SUNDAY...EAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS
IN THE AFTERNOON. A CHANCE OF RAIN. WAVES SUBSIDING TO 1 TO
3 FEET. 
.SUNDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN.
WAVES 1 TO 3 FEET. 
.MONDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. RAIN
LIKELY...THEN A CHANCE OF RAIN AND SNOW. WAVES SUBSIDING TO CALM
TO 2 FEET. 
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST. A
CHANCE OF RAIN. A CHANCE OF SNOW. WAVES CALM TO 2 FEET. 

$$

LSZ265-202245-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
932 AM EST FRI JAN 20 2017

.REST OF TODAY...SOUTHEAST WINDS LESS THAN 10 KNOTS VEERING SOUTH
IN THE AFTERNOON. WIDESPREAD FOG LATE IN THE MORNING...THEN AREAS
OF FOG IN THE AFTERNOON. A CHANCE OF RAIN IN THE AFTERNOON. WAVES
CALM TO 2 FEET. 
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS. AREAS OF FOG. RAIN
SHOWERS LIKELY IN THE EVENING. A SLIGHT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BACKING EAST IN THE
AFTERNOON. A SLIGHT CHANCE OF RAIN IN THE AFTERNOON. WAVES
BUILDING TO 1 TO 3 FEET. 
.SATURDAY NIGHT...EAST WINDS 15 TO 25 KNOTS. A CHANCE OF DRIZZLE
IN THE EVENING...THEN A CHANCE OF RAIN AFTER MIDNIGHT. WAVES
BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET. 
.SUNDAY...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN. WAVES
BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET. 
.SUNDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN.
WAVES SUBSIDING TO CALM TO 2 FEET. 
.MONDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN. A
CHANCE OF SNOW. WAVES CALM TO 2 FEET. 
.TUESDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS. A CHANCE OF RAIN. A CHANCE OF SNOW. WAVES CALM TO
2 FEET. 

$$

LSZ266-202245-
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-
932 AM EST FRI JAN 20 2017

.REST OF TODAY...SOUTH WINDS 5 TO 15 KNOTS. WIDESPREAD FOG LATE
IN THE MORNING...THEN AREAS OF FOG IN THE AFTERNOON. A SLIGHT
CHANCE OF RAIN IN THE AFTERNOON. WAVES CALM TO 2 FEET. 
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST AFTER
MIDNIGHT. AREAS OF FOG. A CHANCE OF RAIN SHOWERS. WAVES CALM TO
2 FEET. 
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
RAIN AND DRIZZLE IN THE AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...EAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF DRIZZLE. A CHANCE OF RAIN
AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET. 
.SUNDAY...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN. WAVES
SUBSIDING TO 1 TO 3 FEET. 
.SUNDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN.
WAVES 1 TO 3 FEET. 
.MONDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN. A
CHANCE OF SNOW. WAVES SUBSIDING TO CALM TO 2 FEET. 
.TUESDAY...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS. A CHANCE OF RAIN. A CHANCE OF SNOW. WAVES CALM TO
2 FEET. 

$$

LSZ267-202245-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
932 AM EST FRI JAN 20 2017

.REST OF TODAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST IN
THE AFTERNOON. WIDESPREAD FOG. WAVES CALM TO 2 FEET. 
.TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. AREAS OF FOG. RAIN
SHOWERS LIKELY IN THE EVENING. A CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES CALM TO 2 FEET. 
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
DRIZZLE IN THE AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET. 
.SATURDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS BACKING EAST
AFTER MIDNIGHT. A SLIGHT CHANCE OF DRIZZLE. WAVES 1 TO 3 FEET. 
.SUNDAY...EAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS
IN THE AFTERNOON. A CHANCE OF DRIZZLE IN THE MORNING. A CHANCE OF
RAIN. WAVES SUBSIDING TO CALM TO 2 FEET. 
.SUNDAY NIGHT...EAST WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN. A
CHANCE OF DRIZZLE AFTER MIDNIGHT. WAVES CALM TO 2 FEET. 
.MONDAY...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. RAIN LIKELY...THEN A CHANCE OF RAIN AND SNOW. WAVES
CALM TO 2 FEET. 
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BACKING EAST. A CHANCE
OF RAIN. A CHANCE OF SNOW. WAVES CALM TO 2 FEET. 

$$
LSZ261-202245-
MAFOR 2016/
SUPERIOR WEST 12203 12216 11213 11310 12210. CHANCE OF RAIN LATE
THIS AFTERNOON THROUGH LATE TONIGHT. PATCHY FOG AFTER MIDNIGHT 
THROUGH MID SATURDAY MORNING. CHANCE OF RAIN AND DRIZZLE LATE 
SATURDAY MORNING. WAVES 2 FEET OR LESS. 

SUPERIOR NORTH CENTRAL 14303 11306 11300 12310. PATCHY FOG LATE
TONIGHT THROUGH SATURDAY MORNING. CHANCE OF RAIN SHOWERS THROUGH 
LATE TONIGHT. WAVES 2 FEET OR LESS. 

SUPERIOR SOUTH CENTRAL 12403 11303 11306 11303 11300 12310.
PATCHY FOG OVERNIGHT. CHANCE OF RAIN SHOWERS AFTER MIDNIGHT 
TONIGHT. WAVES 1 FOOT OR LESS. 

SUPERIOR EAST 11413 11303 12313 11316 13310. PATCHY FOG LATE
TONIGHT. CHANCE OF RAIN SHOWERS OVERNIGHT. WAVES 1 TO 2 FEET. 

$$

JS
Forecast for Lake Michigan

000
FZUS63 KLOT 201446
GLFLM 

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
846 AM CST FRI JAN 20 2017

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...BROAD LOW PRESSURE AVERAGING 29.6 INCHES SOUTH OF THE
LAKES ACROSS INDIANA AND OHIO WILL DISSIPATE BY THIS EVENING AS
IT REACHES LAKE HURON. ANOTHER LOW WILL DEVELOP ACROSS THE
SOUTHERN PLAINS THIS AFTERNOON AND EVENING AND REACH MINNESOTA AT
29.5 INCHES SATURDAY NIGHT. ANOTHER STRONGER LOW OF 29.3 INCHES
WILL DEVELOP OVER THE SOUTHERN PLAINS SATURDAY NIGHT AND DEEPEN TO
29.2 INCHES AS IT REACHES THE MID ATLANTIC COAST MONDAY.

LMZ261-362-364-366-563-565-567-868-202230-
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-
846 AM CST FRI JAN 20 2017

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TODAY...EAST WINDS 10 TO 15 KT. AREAS OF FOG. RAIN
LIKELY WITH AREAS OF DRIZZLE. WAVES 1 TO 2 FT.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KT. AREAS OF FOG. CHANCE OF
RAIN. WAVES 1 TO 3 FT.
.SATURDAY...EAST WINDS 10 TO 20 KT. CHANCE OF RAIN IN THE
MORNING. AREAS OF FOG. WAVES 1 TO 3 FT.
.SATURDAY NIGHT...EAST WINDS 10 TO 20 KT. AREAS OF FOG IN THE
EVENING...THEN PATCHY FOG OVERNIGHT. CHANCE OF RAIN. WAVES 1 TO
3 FT. 
.SUNDAY...EAST WINDS 10 TO 20 KT BECOMING NORTHEAST. PATCHY FOG
IN THE MORNING. CHANCE OF RAIN. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...NORTHEAST WINDS 15 TO 25 KT DIMINISHING TO 10 TO
20 KT. CHANCE OF RAIN AND SNOW. WAVES 2 TO 4 FT. 
.MONDAY...NORTHEAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
CHANCE OF RAIN AND SNOW. WAVES 1 TO 3 FT. 
.TUESDAY...SOUTHEAST WINDS AROUND 10 KT. WAVES 1 TO 2 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-202230-
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-
846 AM CST FRI JAN 20 2017

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TODAY...EAST WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT
AND BECOMING SOUTHEAST BY LATE AFTERNOON. AREAS OF FOG. CHANCE OF
RAIN WITH PATCHY DRIZZLE. WAVES 1 TO 3 FT SUBSIDING TO 1 TO 2 FT.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KT. AREAS OF FOG AND DRIZZLE.
WAVES 1 TO 3 FT.
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KT. AREAS OF DRIZZLE IN THE
MORNING. AREAS OF FOG. WAVES 1 TO 3 FT. 
.SATURDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT. AREAS OF FOG.
CHANCE OF RAIN. WAVES 1 TO 3 FT.
.SUNDAY...EAST WINDS 5 TO 10 KT BECOMING NORTH 10 TO 20 KT IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. WAVES 1 TO 3 FT BUILDING TO
2 TO 4 FT.
.SUNDAY NIGHT...NORTH WINDS 15 TO 20 KT. CHANCE OF RAIN AND SNOW.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT. 
.MONDAY...NORTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES SUBSIDING TO 2 TO 4 FT. 
.TUESDAY...WEST WINDS 5 TO 10 KT BACKING TO SOUTH. WAVES 1 TO
2 FT.  

$$
LMZ761-202230-
MAFOR 2016/
MICHIGAN NORTH 11216 11215 11216 11306 12300 11310 11223. AREAS
OF DRIZZLE THIS AFTERNOON. CHANCE OF RAIN THIS EVENING AND
SATURDAY MORNING. WAVES 1 TO 3 FT. 

MICHIGAN SOUTH 11215 11203 11303 12305 11315 12325. CHANCE OF
RAIN WITH PATCHY DRIZZLE THIS AFTERNOON. CHANCE OF RAIN WITH AREAS
OF DRIZZLE AFTER MIDNIGHT TONIGHT. WAVES 1 TO 3 FT.

$$

RATZER

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 201503
GLFLH 

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1000 AM EST FRI JAN 20 2017

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...LOW PRESSURE...29.60...WILL INFLUENCE THE AREA
THROUGH THE WEEKEND. A SLIGHTLY STRONGER LOW PRESSURE
SYSTEM...29.40...MOVES IN FROM THE CENTRAL PLAINS INTO THE GREAT
LAKES AREA TUESDAY INTO WEDNESDAY.

LHZ361-202100-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
1000 AM EST FRI JAN 20 2017

.REST OF TODAY...EAST WINDS 5 TO 10 KNOTS. AREAS OF FOG LATE IN
THE MORNING. WAVES 2 FEET OR LESS. 
.TONIGHT...EAST WINDS 5 TO 10 KNOTS IN THE EVENING BECOMING LIGHT
AND VARIABLE OVERNIGHT. RAIN LIKELY IN THE EVENING. PATCHY FOG.
WAVES 2 FEET OR LESS. 
.SATURDAY...EAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS
BY MID AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF RAIN IN
THE AFTERNOON. WAVES 2 FEET OR LESS. 
.SATURDAY NIGHT...EAST WINDS 10 TO 15 KNOTS. A CHANCE OF RAIN.
WAVES 1 TO 3 FEET. 
.SUNDAY...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
AFTER MIDNIGHT. A CHANCE OF RAIN. A CHANCE OF FREEZING RAIN...
SNOW AND SLEET LATE. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET. 
.MONDAY...EAST WINDS 10 TO 15 KNOTS. A CHANCE OF FREEZING RAIN
THROUGH MID AFTERNOON. A CHANCE OF RAIN...SNOW AND SLEET. WAVES
3 TO 5 FEET. 
.TUESDAY...EAST WINDS 5 TO 10 KNOTS LATE BECOMING LIGHT AND
VARIABLE...THEN BECOMING SOUTHEAST 5 TO 10 KNOTS BY LATE EVENING.
A CHANCE OF SNOW LATE. A CHANCE OF SNOW AFTER MIDNIGHT. WAVES
2 FEET OR LESS. 


$$

LHZ362-363-202100-
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-
1000 AM EST FRI JAN 20 2017

.REST OF TODAY...NORTHEAST WINDS 5 TO 10 KNOTS. AREAS OF FOG LATE
IN THE MORNING. A CHANCE OF RAIN. WAVES 2 FEET OR LESS. 
.TONIGHT...NORTHEAST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING
BECOMING LIGHT AND VARIABLE OVERNIGHT. PATCHY FOG. RAIN LIKELY
EARLY IN THE EVENING. A CHANCE OF RAIN BY LATE EVENING. WAVES
2 FEET OR LESS. 
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST 10 TO
15 KNOTS BY MID AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF
RAIN IN THE AFTERNOON. WAVES 2 FEET OR LESS. 
.SATURDAY NIGHT...EAST WINDS 10 TO 15 KNOTS. A CHANCE OF RAIN.
WAVES 1 TO 3 FEET. 
.SUNDAY...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS.
A CHANCE OF RAIN THROUGH EARLY AFTERNOON. WAVES 1 TO 3 FEET
BUILDING TO 4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET. 
.MONDAY...EAST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS.
A CHANCE OF FREEZING RAIN EARLY. WAVES 3 TO 5 FEET. 
.TUESDAY...NORTHEAST WINDS 5 TO 10 KNOTS. A CHANCE OF SNOW AFTER
MIDNIGHT. WAVES 2 FEET OR LESS. 


$$

LHZ462>464-202100-
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-
1000 AM EST FRI JAN 20 2017

.REST OF TODAY...EAST WINDS 5 TO 10 KNOTS BY LATE MORNING
BECOMING LIGHT AND VARIABLE. WIDESPREAD FOG LATE IN THE MORNING.
A CHANCE OF RAIN LATE IN THE MORNING...THEN RAIN IN THE
AFTERNOON. RAIN LIKELY LATE. WAVES 2 FEET OR LESS. 
.TONIGHT...LIGHT AND VARIABLE WINDS BECOMING SOUTH 5 TO 10 KNOTS
BY LATE EVENING. AREAS OF FOG. A CHANCE OF RAIN BY LATE EVENING.
WAVES 2 FEET OR LESS. 
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. AREAS OF FOG IN THE
MORNING. WAVES 2 FEET OR LESS. 
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. A CHANCE OF
RAIN. WAVES 2 FEET OR LESS. 
.SUNDAY...EAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS.
A CHANCE OF RAIN IN THE MORNING. WAVES 1 TO 3 FEET BUILDING TO
3 TO 5 FEET. 
.MONDAY...EAST WINDS 10 TO 15 KNOTS BECOMING NORTHEAST 5 TO
10 KNOTS BY MIDNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET
LATE. 
.TUESDAY...NORTH WINDS 5 TO 10 KNOTS VEERING TO THE EAST BY LATE
EVENING. A CHANCE OF SNOW AFTER MIDNIGHT. WAVES 2 FEET OR LESS. 

WAVE HEIGHTS ARE FOR ICE FREE AREASS.

$$

LHZ461-202100-
MAFOR 2016/
HURON NORTH 11203 11200 12206 11306 13300. PATCHY FOG. A
CHANCE OF RAIN AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF RAIN
SATURDAY MORNING. PATCHY FOG. A CHANCE OF RAIN AFTER MIDNIGHT.
PATCHY FOG SATURDAY MORNING. WAVES 2 FEET OR LESS. 220102. 

HURON SOUTH 11203 11200 11203 11303 12503 12403. A CHANCE OF
RAIN THIS AFTERNOON. A CHANCE OF RAIN AFTER MIDNIGHT. A CHANCE OF
RAIN SATURDAY MORNING. A CHANCE OF RAIN THIS AFTERNOON. A CHANCE
OF RAIN AFTER MIDNIGHT. WAVES 2 FEET OR LESS. 220102. 

$$

CB

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 201446
GLFLE 

OPEN LAKE FORECAST FOR LAKE ERIE
NATIONAL WEATHER SERVICE CLEVELAND OH
946 AM EST FRI JAN 20 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ERIE

.SYNOPSIS...LOW PRESSURE 29.80 INCHES OVER INDIANA WILL MOVE
ACROSS LAKE ERIE TODAY AND THEN DISSIPATE. LOW PRESSURE 29.40
INCHES WILL DEVELOP ON THE HIGH PLAINS SATURDAY AND MOVE TO NEAR
LAKE SUPERIOR SUNDAY AND THEN DISSIPATE. ANOTHER LOW PRESSURE
29.20 INCHES WILL DEVELOP OVER THE SOUTHERN PLAINS AND MOVE EAST
ACROSS THE GULF COAST STATES SUNDAY AND UP THE EAST COAST MONDAY
AND TUESDAY.

LEZ162-163-202130-
LAKE ERIE OPEN WATERS FROM MAUMEE BAY TO RENO BEACH OH-
LAKE ERIE OPEN WATERS FROM RENO BEACH TO THE ISLANDS OH-
946 AM EST FRI JAN 20 2017

.THIS AFTERNOON...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH.
A CHANCE OF LIGHT RAIN OR DRIZZLE. WAVES 1 FOOT OR LESS.
.TONIGHT...SOUTH WINDS 10 KNOTS OR LESS. WAVES 1 FOOT OR LESS.
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. A CHANCE OF RAIN
SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS. 
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST. A
CHANCE OF RAIN SHOWERS. WAVES 1 FOOT OR LESS. 
.SUNDAY...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET. 
.MONDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS. A CHANCE OF SNOW SHOWERS.
WAVES 1 TO 3 FEET. 
.TUESDAY...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH BY TUESDAY
NIGHT. A CHANCE OF RAIN SHOWERS. WAVES 1 FOOT OR LESS.

$$

LEZ164>168-202130-
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-
946 AM EST FRI JAN 20 2017

.THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH. RAIN
EARLY...THEN A CHANCE OF LIGHT RAIN OR DRIZZLE. WAVES 1 TO 2
FEET.
.TONIGHT...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING SOUTH. WAVES
1 FOOT OR LESS. 
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS. 
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST. A
CHANCE OF RAIN SHOWERS. WAVES 1 FOOT OR LESS. 
.SUNDAY...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET BUILDING TO
3 TO 5 FEET. 
.MONDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS. A CHANCE OF RAIN SHOWERS. A CHANCE OF SNOW SHOWERS.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET. 
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST.
WAVES 1 TO 2 FEET.

$$

LEZ061-169-202130-
LAKE ERIE OPEN WATERS FROM RIPLEY TO BUFFALO NY-
LAKE ERIE OPEN WATERS FROM CONNEAUT OH TO RIPLEY NY-
946 AM EST FRI JAN 20 2017

.THIS AFTERNOON...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST.
RAIN...THEN A CHANCE OF LIGHT RAIN OR DRIZZLE LATE. WAVES 1 FOOT
OR LESS.
.TONIGHT...SOUTH WINDS 10 KNOTS OR LESS. WAVES 1 FOOT OR LESS. 
.SATURDAY...SOUTH WINDS 10 KNOTS OR LESS BECOMING SOUTHEAST.
WAVES 1 FOOT OR LESS. 
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST.
A CHANCE OF RAIN SHOWERS. WAVES 1 FOOT OR LESS.
.SUNDAY...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET BUILDING TO
2 TO 4 FEET. 
.MONDAY...NORTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN
SHOWERS. A CHANCE OF SNOW SHOWERS. WAVES 2 TO 4 FEET.
.TUESDAY...NORTH WINDS 10 TO 15 KNOTS BECOMING WEST. A CHANCE OF
RAIN AND SNOW SHOWERS IN THE MORNING. WAVES 1 TO 2 FEET.

$$
LEZ161-202130-
MAFOR 2016/
ERIE WEST 1/3 12400 12500 12400 12300. A CHANCE OF LIGHT RAIN AND
DRIZZLE THIS AFTERNOON. PATCHY DRIZZLE AFTER MIDNIGHT TONIGHT.
WAVES 2 FEET OR LESS. WAVE HEIGHTS ARE FOR ICE FREE AREAS. 

ERIE CENTRAL 1/3 11316 11400 13500 11400 12300. A CHANCE OF LIGHT
RAIN AND DRIZZLE THIS AFTERNOON. PATCHY DRIZZLE AFTER MIDNIGHT
TONIGHT. WAVES 2 FEET OR LESS. 

ERIE EAST 1/3 11206 11300 11400 12500 12400 11300. A CHANCE OF
DRIZZLE THIS AFTERNOON. PATCHY DRIZZLE AFTER MIDNIGHT TONIGHT.
WAVES 2 FEET OR LESS. 

$$
Forecast for Lake Ontario

000
FZUS61 KBUF 201756
GLFLO 

OPEN LAKE FORECAST FOR LAKE ONTARIO
NATIONAL WEATHER SERVICE BUFFALO NY
1256 PM EST FRI JAN 20 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE ONTARIO

.SYNOPSIS...A WEAK TROUGH AVERAGING 29.8 INCHES WILL CROSS THE
LAKE FROM SOUTHWEST TO NORTHEAST TONIGHT. A 30.4 INCH HIGH IS
THEN FORECAST TO BUILD ACROSS CENTRAL QUEBEC SATURDAY NIGHT AND
REMAIN IN PLACE THROUGH MONDAY. MEANWHILE A 29.4 INCH LOW WILL
ORGANIZE OVER THE SOUTHEAST STATES SUNDAY AND MOVE TO NEAR THE
DELMARVA BY MONDAY NIGHT WHILE DEEPENING TO 29.2 INCHES. THIS LOW
WILL MOVE NORTH ALONG THE EAST COAST TO MAINE BY TUESDAY NIGHT.

LOZ062-202215-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
1256 PM EST FRI JAN 20 2017

.THIS AFTERNOON...EAST WINDS 10 TO 15 KNOTS. RAIN LATE. WAVES 2 TO
3 FEET. 
.TONIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. RAIN
SHOWERS LIKELY THROUGH EARLY EVENING...THEN A CHANCE OF RAIN
SHOWERS WITH AREAS OF DRIZZLE. AREAS OF FOG FROM LATE EVENING ON.
WAVES 1 TO 3 FEET. 
.SATURDAY...SOUTHWEST WINDS 10 KNOTS OR LESS BECOMING EAST 10 TO
15 KNOTS. PATCHY FOG IN THE MORNING. WAVES 2 FEET OR LESS. 
.SATURDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. PATCHY
DRIZZLE. WAVES 1 TO 3 FEET. 
.SUNDAY...EAST WINDS 15 TO 25 KNOTS. PATCHY FOG DURING THE DAY.
PATCHY DRIZZLE DURING THE DAY...THEN A CHANCE OF RAIN SUNDAY
NIGHT. WAVES 2 TO 4 FEET BUILDING TO 5 TO 8 FEET. 
.MONDAY...EAST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST. RAIN
LIKELY DURING THE DAY...THEN RAIN AND SNOW LIKELY MONDAY NIGHT.
WAVES 5 TO 8 FEET. 
.TUESDAY...NORTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST. A
CHANCE OF SNOW AND RAIN DURING THE DAY. WAVES 3 TO 5 FEET
SUBSIDING TO 1 TO 3 FEET. 

$$

LOZ063>065-202215-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO THE SAINT LAWRENCE
RIVER-
1256 PM EST FRI JAN 20 2017

.THIS AFTERNOON...SOUTHEAST WINDS 10 TO 15 KNOTS. RAIN SHOWERS
LIKELY LATE. WAVES 1 TO 3 FEET. 
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST. RAIN
SHOWERS LIKELY THROUGH EARLY EVENING...THEN A CHANCE OF RAIN
SHOWERS LATE IN THE EVENING. A CHANCE OF RAIN SHOWERS WITH AREAS
OF DRIZZLE AFTER MIDNIGHT. PATCHY FOG LATE IN THE EVENING. AREAS
OF FOG AFTER MIDNIGHT. WAVES 1 TO 3 FEET. 
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING EAST. PATCHY
FOG IN THE MORNING. WAVES 2 FEET OR LESS. 
.SATURDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST.
PATCHY DRIZZLE. WAVES 2 FEET OR LESS. 
.SUNDAY...NORTHEAST WINDS 15 TO 25 KNOTS BECOMING EAST. PATCHY
DRIZZLE DURING THE DAY...THEN A CHANCE OF RAIN SUNDAY NIGHT.
WAVES 2 TO 4 FEET BUILDING TO 4 TO 7 FEET. 
.MONDAY...EAST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST. RAIN
LIKELY DURING THE DAY...THEN RAIN AND SNOW LIKELY MONDAY NIGHT.
WAVES 3 TO 6 FEET. 
.TUESDAY...NORTH WINDS 15 TO 20 KNOTS BECOMING WEST 10 TO
15 KNOTS. SNOW AND RAIN LIKELY DURING THE DAY...THEN A CHANCE OF
SNOW AND RAIN TUESDAY NIGHT. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO
2 FEET. 

$$

LOZ061-202215-
MAFOR 2016/
ONTARIO WEST 1/2 11210 11216 11206 11300 12515 12500. AREAS OF
DRIZZLE THIS EVENING. WAVES 1 TO 3 FEET. 

ONTARIO EAST 1/2 13310 11410 11415 11515 11510 11500. A CHANCE OF
SHOWERS IN THE EVENING...THEN A CHANCE OF SHOWERS WITH AREAS OF
DRIZZLE OVERNIGHT. WAVES 1 TO 3 FEET THIS AFTERNOON. WAVES 2 FEET
OR LESS TONIGHT AND SATURDAY MORNING. 

$$


WOOD