Great Lakes Forecast
Issued by NWS

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FZUS63 KMQT 022102
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
402 PM EST MON MAR 2 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...HIGH PRESSURE OF 30.6 INCHES CENTERED OVER SOUTHERN LAKE
MICHIGAN THIS AFTERNOON WILL DRIFT EASTWARD ACROSS THE OHIO VALLEY
THROUGH TONIGHT. AS THE HIGH REACHES THE EAST COAST TUESDAY...29.7
INCH LOW PRESSURE WILL TRACK EASTWARD ACROSS THE CENTRAL PLAINS TO
THE SOUTH OF A 29.5 INCH LOW MOVING OVER FAR NORTHERN ONTARIO. THE
PLAINS LOW WILL REACH THE LOWER GREAT LAKES WEDNESDAY MORNING WHILE
THE NORTHERN LOW TRACKS TO JAMES BAY. A 30.0 INCH TROUGH ASSOCIATED
WITH THESE LOWS WILL SWEEP SOUTHEASTWARD ACROSS LAKE SUPERIOR ON
WEDNESDAY. MEANWHILE...HIGH PRESSURE OF 30.5 INCHES WILL BUILD OVER
THE NORTHERN HIGH PLAINS ON WEDNESDAY...AND TO THE OHIO VALLEY BY
THURSDAY NIGHT. AS THE HIGH PRESSURE CONTINUES MOVING EASTWARD ON
FRIDAY...A TROUGH AVERAGING 29.9 INCHES WILL MOVE EASTWARD ACROSS
NORTHWEST ONTARIO AND THE UPPER GREAT LAKES REGION. THE RIDGE WILL
THEN BUILD ACROSS THE UPPER GREAT LAKES BY LATE SATURDAY.

LSZ162-030515-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
402 PM EST MON MAR 2 2015

.LATE THIS AFTERNOON...SOUTHWEST WINDS 10 TO 20 KNOTS.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS. SNOW LIKELY AFTER MIDNIGHT.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING WEST 15 TO 25 KNOTS
IN THE AFTERNOON. SNOW IN THE MORNING...THEN A SLIGHT CHANCE OF
SNOW IN THE AFTERNOON.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS. A SLIGHT CHANCE OF
SNOW SHOWERS.
.WEDNESDAY...WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST
5 TO 15 KNOTS AFTER MIDNIGHT.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS.
.FRIDAY...WEST WINDS 10 TO 20 KNOTS.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ263-030515-
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-
402 PM EST MON MAR 2 2015

.LATE THIS AFTERNOON...SOUTHWEST WINDS 5 TO 15 KNOTS.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
AFTER MIDNIGHT. A CHANCE OF SNOW AFTER MIDNIGHT.
.TUESDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 15 TO
25 KNOTS IN THE AFTERNOON. SNOW.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS. A CHANCE OF SNOW SHOWERS.
.WEDNESDAY...WEST WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW SHOWERS.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST
5 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS.
.FRIDAY...WEST WINDS 10 TO 20 KNOTS.
.SATURDAY...NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ264-030515-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
402 PM EST MON MAR 2 2015

...GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH EARLY WEDNESDAY
EVENING...

.LATE THIS AFTERNOON...SOUTHWEST WINDS 10 TO 20 KNOTS.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW AFTER MIDNIGHT.
.TUESDAY...SOUTH WINDS 15 TO 25 KNOTS VEERING SOUTHWEST IN THE
AFTERNOON. SNOW.
.TUESDAY NIGHT...WEST GALES TO 35 KNOTS. A SLIGHT CHANCE OF SNOW
SHOWERS.
.WEDNESDAY...WEST GALES TO 35 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS LATE. A CHANCE OF SNOW SHOWERS.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF
SNOW SHOWERS.
.THURSDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT.
.FRIDAY...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ265-030515-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
402 PM EST MON MAR 2 2015

...GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH EARLY WEDNESDAY
EVENING...

.LATE THIS AFTERNOON...SOUTHWEST WINDS 5 TO 15 KNOTS.
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 10 TO
20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW AFTER MIDNIGHT.
.TUESDAY...SOUTH WINDS 10 TO 20 KNOTS. SNOW.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
40 KNOTS BY MIDNIGHT. A SLIGHT CHANCE OF SNOW SHOWERS.
.WEDNESDAY...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30 KNOTS
LATE. A CHANCE OF SNOW SHOWERS.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
SHOWERS.
.THURSDAY...WEST WINDS 10 TO 20 KNOTS.
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS.
.FRIDAY...WEST WINDS 10 TO 20 KNOTS.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ266-030515-
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-
402 PM EST MON MAR 2 2015

...GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH EARLY WEDNESDAY
EVENING...

.LATE THIS AFTERNOON...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 15 TO 25 KNOTS
AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW AFTER MIDNIGHT.
.TUESDAY...SOUTH WINDS 15 TO 25 KNOTS. SNOW.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
40 KNOTS BY MIDNIGHT. A CHANCE OF SNOW SHOWERS.
.WEDNESDAY...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30 KNOTS
LATE. A CHANCE OF SNOW SHOWERS.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS.
.THURSDAY...WEST WINDS 10 TO 20 KNOTS.
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A CHANCE
OF SNOW.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST
5 TO 15 KNOTS.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ267-030515-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
402 PM EST MON MAR 2 2015

...GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH EARLY WEDNESDAY
EVENING...

.LATE THIS AFTERNOON...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST.
.TONIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
AFTER MIDNIGHT.
.TUESDAY...SOUTH WINDS 15 TO 25 KNOTS. SNOW.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
40 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS.
.WEDNESDAY...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30 KNOTS
LATE. A CHANCE OF SNOW SHOWERS.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO
20 KNOTS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS. A CHANCE OF SNOW.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS.

NOTE...WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

LSZ261-030515-
MAFOR 0222/
SUPERIOR WEST 11420 13410 13427 11527. CHANCE OF SNOW OVERNIGHT.
WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

SUPERIOR NORTH CENTRAL 11510 11410 11420 11410 11420 11427 11437
11427. WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

SUPERIOR SOUTH CENTRAL 11410 11310 13420 12437 11427. WAVES
OMITTED FOR MOSTLY ICE COVERED AREAS.

SUPERIOR EAST 11400 11310 13420 13437. WAVES OMITTED FOR MOSTLY
ICE COVERED AREAS.

$$

KLUBER



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