Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZUS63 KMQT 110215
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1015 PM EDT THU JUL 10 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...HIGH PRESSURE OF 30.1 INCHES OVER THE LOWER GREAT LAKES
WILL SLOWLY DRIFT TO THE NEW ENGLAND STATES BY FRIDAY NIGHT.
MEANWHILE...LOW PRESSURE OF 29.5 INCHES OVER NORTHERN MANITOBA WILL
MOVE INTO HUDSON BAY BY SATURDAY MORNING...THEN DRIFT SOUTHWARD INTO
NORTHERN ONTARIO SUNDAY AFTERNOON AS IT WEAKENS TO 29.7 INCHES. THIS
WILL KEEP A TROUGH AVERAGING 29.9 INCHES OVER MUCH OF THE GREAT LAKES
THROUGH THE WEEKEND. THE LOW WILL SLIDE OVER LAKE SUPERIOR MONDAY
MORNING...THEN LIFT INTO JAMES BAY BY TUESDAY AS IT DEEPENS TO 29.3
INCHES.

LSZ162-111015-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1015 PM EDT THU JUL 10 2014 /915 PM CDT THU JUL 10 2014/

.REST OF TONIGHT...NORTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH
AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT. WAVES CALM TO 2 FEET BUILDING TO 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PATCHY FOG BY MID AFTERNOON. WAVES 1 TO 3 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST
OVERNIGHT. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH
MIDNIGHT. PATCHY FOG. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST
10 TO 20 KNOTS AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. A CHANCE
OF SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-111015-
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-
1015 PM EDT THU JUL 10 2014

.REST OF TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH
10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS. WAVES
CALM TO 2 FEET BUILDING TO 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PATCHY FOG BY MID AFTERNOON. WAVES BUILDING TO
2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS. PATCHY FOG.
WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. A CHANCE
OF SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.

$$

LSZ264-111015-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1015 PM EDT THU JUL 10 2014

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN SHOWERS
AND A SLIGHT CHANCE OF THUNDERSTORMS. PATCHY FOG BY MID
AFTERNOON. WAVES 2 TO 4 FEET.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS. PATCHY FOG. A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. A CHANCE
OF RAIN SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES 1 TO 3 FEET.

$$

LSZ265-111015-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1015 PM EDT THU JUL 10 2014

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET BUILDING TO 2 TO 4 FEET.
.FRIDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 2 TO 4 FEET.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. PATCHY FOG THROUGH MIDNIGHT. A CHANCE OF SHOWERS
AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST LESS THAN
10 KNOTS BY MID AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 1 TO
3 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES 1 TO 3 FEET.

$$

LSZ266-111015-
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-
1015 PM EDT THU JUL 10 2014

.REST OF TONIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS BECOMING SOUTH
AFTER MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET.
.FRIDAY...SOUTH WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS THROUGH EARLY AFTERNOON. WAVES 3 TO 5
FEET.
.FRIDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST LESS THAN
10 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH EARLY AFTERNOON. PATCHY FOG. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. PATCHY FOG. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. WAVES
BUILDING TO 1 TO 3 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 2 TO
4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.

$$

LSZ267-111015-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1015 PM EDT THU JUL 10 2014

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET BUILDING TO 2 TO 4 FEET.
.FRIDAY...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES 2 TO
4 FEET.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE
OF SHOWERS THROUGH MIDNIGHT...THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 5 TO 15 KNOTS. PATCHY FOG. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...WEST WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 2 TO
4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.

$$
LSZ261-111015-
MAFOR 1103/
SUPERIOR WEST 11320 15420 11520. PATCHY FOG FRIDAY AFTERNOON AND
EVENING. A SLIGHT CHANCE OF SHOWERS OVERNIGHT TONIGHT. CHANCE OF
SHOWERS AND THUNDERSTORMS FRIDAY EVENING. WAVES 1 TO 3 FEET.

SUPERIOR NORTH CENTRAL 16420. PATCHY FOG FRIDAY AFTERNOON AND EVENING.
CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS FRIDAY. CHANCE OF SHOWERS
AND THUNDERSTORMS FRIDAY EVENING. WAVES 1 TO 4 FEET.

SUPERIOR SOUTH CENTRAL 14430 14420. CHANCE OF SHOWERS FRIDAY. PATCHY
FOG FRIDAY EVENING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS FRIDAY EVENING. WAVES 1 TO 4 FEET.

SUPERIOR EAST 11420 13430 14420. CHANCE OF SHOWERS FRIDAY AFTERNOON
THROUGH FRIDAY EVENING. PATCHY FOG FRIDAY EVENING. WAVES 1 TO 5 FEET.

$$

KEC





USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.