Great Lakes Forecast
Issued by NWS

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FZUS63 KMQT 030255
GLFLS

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

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...HIGH PRESSURE OF 30.5 INCHES CENTERED OVER OHIO WILL
DRIFT EASTWARD OVERNIGHT. 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 29.4 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.

LSZ162-031100-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
955 PM EST MON MAR 2 2015

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS. SNOW LIKELY LATE.
.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.

$$

LSZ263-031100-
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-
955 PM EST MON MAR 2 2015

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
LATE.
.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.

$$

LSZ264-031100-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
955 PM EST MON MAR 2 2015

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

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
SNOW LATE.
.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.

$$

LSZ265-031100-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
955 PM EST MON MAR 2 2015

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

.REST OF TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH
AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW LATE.
.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.

$$

LSZ266-031100-
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-
955 PM EST MON MAR 2 2015

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

.REST OF TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING SOUTH 15
TO 25 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 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.

$$

LSZ267-031100-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
955 PM EST MON MAR 2 2015

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

.REST OF TONIGHT...SOUTH WINDS 10 TO 20 KNOTS.
.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.

$$
LSZ261-031100-
MAFOR 0304/
SUPERIOR WEST 12410 13427 11527 12640. CHANCE OF SNOW LATE TONIGHT.
WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

SUPERIOR NORTH CENTRAL 11420 11410 11420 11427 11437 11427 11530
11640. CHANCE OF SNOW TUESDAY EVENING. WAVES OMITTED FOR MOSTLY
ICE COVERED AREAS.

SUPERIOR SOUTH CENTRAL 13420 12437 11427 11520 11640. CHANCE OF
SNOW TUESDAY EVENING. WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

SUPERIOR EAST 13420 13437 11427 11630. WAVES OMITTED FOR MOSTLY
ICE COVERED AREAS.

$$

KLUBER



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