Great Lakes Forecast
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000
FZUS63 KMQT 111353
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
953 AM EDT SAT OCT 11 2008

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...HIGH PRESSURE OF 30.5 INCHES OVER LAKE ONTARIO WILL
REACH SOUTHERN NEW ENGLAND SUNDAY. MEANWHILE...A LOW PRESSURE
TROUGH AVERAGING 30.0 INCHES EXTENDING FROM THE CENTRAL PLAINS TO
MINNESOTA WILL REMAIN NEARLY STATIONARY. SATURDAY NIGHT...LOW
PRESSURE OF 29.5 INCHES OVER EASTERN COLORADO LIFTS INTO SOUTHERN
MANITOBA BY MONDAY WHILE WEAKENING TO 29.9 INCHES. LOOK FOR THIS
LOW TO DRIFT INTO HUDSON BAY EARLY TUESDAY...DEEPENING TO 29.2
INCHES ON WEDNESDAY.

LSZ162-112030-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
953 AM EDT SAT OCT 11 2008 /853 AM CDT SAT OCT 11 2008/

.REST OF TODAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY EARLY AFTERNOON. ISOLATED SHOWERS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET.
.TONIGHT...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY
MIDNIGHT. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
.SUNDAY...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS. WAVES
CALM TO 2 FEET.
.SUNDAY NIGHT...EAST WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS AFTER MIDNIGHT. PATCHY FOG. SHOWERS LIKELY...WITH A
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO 25 KNOTS
BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. SHOWERS
LIKELY...WITH A CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 2 TO 4
FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 3 TO 5 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST. A CHANCE
OF RAIN. WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A SLIGHT CHANCE OF RAIN. WAVES SUBSIDING TO CALM TO 2
FEET.

$$

LSZ263-112030-
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-
953 AM EDT SAT OCT 11 2008

.REST OF TODAY...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST
5 TO 15 KNOTS BY MID AFTERNOON. ISOLATED SHOWERS. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST BY
MIDNIGHT. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS BACKING SOUTHEAST LATE. A
SLIGHT CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING SOUTH
5 TO 15 KNOTS AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO 25 KNOTS
BY MID AFTERNOON. PATCHY FOG. SHOWERS LIKELY...WITH A CHANCE OF
THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES BUILDING TO 4 TO 7 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST. A CHANCE
OF RAIN. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A
SLIGHT CHANCE OF RAIN. WAVES SUBSIDING TO 1 TO 3 FEET.

$$

LSZ264-112030-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
953 AM EDT SAT OCT 11 2008

.REST OF TODAY...EAST WINDS 15 TO 25 KNOTS VEERING SOUTHEAST BY
LATE MORNING...THEN DIMINISHING TO 10 TO 20 KNOTS BY MID
AFTERNOON. ISOLATED SHOWERS. WAVES 2 TO 4 FEET BUILDING TO 3 TO
5 FEET.
.TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH BY
MIDNIGHT. A SLIGHT CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.
.SUNDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 15 TO
25 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH EARLY AFTERNOON...THEN SHOWERS AND
THUNDERSTORMS LIKELY. WAVES BUILDING TO 2 TO 4 FEET.
.MONDAY NIGHT...WEST WINDS TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES BUILDING TO 4 TO 7 FEET.
.TUESDAY...WEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS. A CHANCE OF RAIN. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A
SLIGHT CHANCE OF RAIN. WAVES SUBSIDING TO 1 TO 3 FEET.

$$

LSZ265-112030-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
953 AM EDT SAT OCT 11 2008

.REST OF TODAY...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS BY LATE MORNING. WAVES 3 TO 5 FEET SUBSIDING TO 2
TO 4 FEET.
.TONIGHT...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS BACKING SOUTHEAST LATE.
WAVES 1 TO 3 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. A SLIGHT
CHANCE OF SHOWERS. WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING
TO 2 TO 4 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST. A CHANCE
OF RAIN. WAVES SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A
SLIGHT CHANCE OF RAIN. WAVES CALM TO 2 FEET.

$$

LSZ266-267-112030-
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-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
953 AM EDT SAT OCT 11 2008

.REST OF TODAY...SOUTHEAST WINDS 15 TO 25 KNOTS. WAVES 2 TO
4 FEET BUILDING TO 3 TO 5 FEET.
.TONIGHT...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20
KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
LATE. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS. PATCHY FOG. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FEET.
.MONDAY...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES BUILDING TO 4 TO 6 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST. A CHANCE
OF RAIN. WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO
25 KNOTS. A SLIGHT CHANCE OF RAIN. WAVES BUILDING TO 2 TO 4 FEET.

$$
LSZ261-112030-
MAFOR 1115/
SUPERIOR WEST 11220 12210 11220 11210 13310. ISOLATED SHOWERS
THIS AFTERNOON. SLIGHT CHANCE OF SHOWERS IN THE EVENING THEN
CHANCE OF SHOWERS OVERNIGHT AND SUNDAY MORNING. WAVES 1 TO 4
FEET. 220204.

SUPERIOR NORTH CENTRAL 12330 12320 13420 11320. SLIGHT CHANCE OF
SHOWERS TONIGHT AND SUNDAY MORNING. WAVES 2 TO 5 FEET. 210204
210305.

SUPERIOR SOUTH CENTRAL 11330 11320 11330 11430 14420. WAVES 2 TO
4 FEET. 220204.

SUPERIOR EAST 14330 12320 12420. WAVES 2 TO 6 FEET. 210204 210306.

$$





  • NOAA National Weather Service
  • Marquette, MI Weather Forecast Office
  • 112 Airpark Drive South
  • Negaunee, MI 49866
  • Page Author: MQT Webmaster
  • Web Master's E-mail: w-mqt.webmaster@noaa.gov
  • Page last modified: Aug 26th, 2008 18:04 UTC
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