Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 262004
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
404 PM EDT THU MAR 26 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.9 INCH TROUGH OVER THE UPPER GREAT LAKES WILL MOVE
EASTWARD THROUGH THIS EVENING. 30.5 INCH HIGH PRESSURE OVER MANITOBA
WILL MOVE OVER LAKE SUPERIOR ON FRIDAY. EXPECT THIS HIGH TO DRIFT
SOUTHEASTWARD TO NEAR LOWER MICHIGAN ON SATURDAY AND OVER THE MID
ATLANTIC STATES ON SUNDAY. A 29.5 INCH LOW PRESSURE SYSTEM OVER
NORTHWEST ONTARIO ON SUNDAY WILL PASS A TROUGH ACROSS THE UPPER GREAT
LAKES SUNDAY AFTERNOON...THEN MOVE INTO QUEBEC ON MONDAY. IN ITS
WAKE...LOOK FOR A 30.0 INCH HIGH PRESSURE RIDGE TO FOLLOW INTO THE
UPPER GREAT LAKES ON MONDAY. ANOTHER 29.7 INCH LOW PRESSURE WILL
THEN TRACK SOUTHEASTWARD ACROSS THE GREAT LAKES REGION MONDAY NIGHT
THROUGH TUESDAY.

LSZ162-270415-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
404 PM EDT THU MAR 26 2015

.LATE THIS AFTERNOON...NORTH WINDS 10 TO 20 KNOTS. ISOLATED SNOW
SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...NORTH WINDS 10 TO 20 KNOTS. ISOLATED SNOW SHOWERS.
WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS
THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH 10 TO
20 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST
GALES TO 35 KNOTS LATE. A CHANCE OF SNOW AFTER MIDNIGHT. WAVES
BUILDING TO 3 TO 5 FEET.
.SUNDAY...WEST GALES TO 35 KNOTS. RAIN...POSSIBLY MIXED WITH SNOW
THROUGH EARLY AFTERNOON. WAVES 3 TO 5 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING NORTHEAST. WAVES
CALM TO 2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ263-270415-
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-
404 PM EDT THU MAR 26 2015

.LATE THIS AFTERNOON...NORTH WINDS 15 TO 25 KNOTS. SCATTERED SNOW
SHOWERS. WAVES 1 TO 3 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. ISOLATED SNOW SHOWERS. WAVES BUILDING TO
2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY MID
AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS THROUGH EARLY
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST
GALES TO 35 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW AFTER MIDNIGHT.
WAVES BUILDING TO 3 TO 6 FEET.
.SUNDAY...SOUTHWEST GALES TO 35 KNOTS VEERING WEST BY MID
AFTERNOON. RAIN AND SNOW LIKELY THROUGH EARLY AFTERNOON...THEN A
CHANCE OF RAIN. WAVES 3 TO 6 FEET.
.SUNDAY NIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING NORTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES SUBSIDING
TO 1 TO 3 FEET.
.MONDAY...WEST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO 15 KNOTS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING EAST. WAVES CALM TO
2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ264-270415-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
404 PM EDT THU MAR 26 2015

.LATE THIS AFTERNOON...NORTH WINDS 20 TO 30 KNOTS. SCATTERED SNOW
SHOWERS.
.TONIGHT...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. ISOLATED SNOW SHOWERS.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING WEST LESS THAN
10 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS
THROUGH EARLY AFTERNOON.
.FRIDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS.
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON.
.SATURDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS INCREASING TO GALES
TO 35 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW AFTER MIDNIGHT.
.SUNDAY...SOUTHWEST GALES TO 35 KNOTS VEERING WEST BY MID AFTERNOON.
SNOW...POSSIBLY MIXED WITH RAIN THROUGH EARLY AFTERNOON...THEN A
CHANCE OF RAIN...POSSIBLY MIXED WITH SNOW.
.SUNDAY NIGHT...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS BY MIDNIGHT. A CHANCE OF SNOW.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO
15 KNOTS.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING EAST.

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

$$

LSZ265-270415-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
404 PM EDT THU MAR 26 2015

.LATE THIS AFTERNOON...NORTH WINDS 20 TO 30 KNOTS. NUMEROUS SNOW
SHOWERS. WAVES 2 TO 4 FEET.
.TONIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES
CALM TO 2 FEET.
.FRIDAY NIGHT...NORTH WINDS LESS THAN 10 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY...SOUTHWEST GALES TO 35 KNOTS VEERING WEST BY MID AFTERNOON.
SNOW...POSSIBLY MIXED WITH RAIN THROUGH EARLY AFTERNOON...THEN A
CHANCE OF RAIN...POSSIBLY MIXED WITH SNOW. WAVES BUILDING TO 3 TO 5
FEET.
.SUNDAY NIGHT...WEST GALES TO 35 KNOTS BECOMING NORTHWEST 20 TO 30
KNOTS BY MIDNIGHT. A CHANCE OF SNOW. WAVES BUILDING TO 3 TO 6
FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO
15 KNOTS. A CHANCE OF SNOW. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ266-270415-
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-
404 PM EDT THU MAR 26 2015

.LATE THIS AFTERNOON...NORTH WINDS 20 TO 30 KNOTS. SCATTERED SNOW
SHOWERS.
.TONIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MIDNIGHT. SCATTERED SNOW SHOWERS.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS.
.FRIDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST LESS
THAN 10 KNOTS AFTER MIDNIGHT.
.SATURDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH BY MID
AFTERNOON.
.SATURDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS INCREASING TO GALES
TO 35 KNOTS AFTER MIDNIGHT.
.SUNDAY...SOUTH GALES TO 35 KNOTS VEERING WEST BY MID AFTERNOON.
SNOW LIKELY. RAIN LIKELY BY MID AFTERNOON.
.SUNDAY NIGHT...WEST GALES TO 35 KNOTS BECOMING NORTHWEST 20 TO 30
KNOWS AFTER MIDNIGHT. A CHANCE OF SNOW.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS. A CHANCE OF SNOW.
.TUESDAY...SOUTHEAST WINDS 5 TO 15 KNOTS.

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

$$

LSZ267-270415-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
404 PM EDT THU MAR 26 2015

.LATE THIS AFTERNOON...NORTH WINDS 20 TO 30 KNOTS. SCATTERED SNOW
SHOWERS.
.TONIGHT...NORTH WINDS 15 TO 25 KNOTS. SCATTERED SNOW SHOWERS.
.FRIDAY...NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST BY MID
AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS THROUGH EARLY
AFTERNOON.
.FRIDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST AFTER
MIDNIGHT.
.SATURDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST BY MID
AFTERNOON.
.SATURDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT.
.SUNDAY...SOUTH GALES TO 35 KNOTS VEERING WEST BY MID AFTERNOON.
SNOW LIKELY.
.SUNDAY NIGHT...WEST GALES TO 35 KNOTS BECOMING NORTHWEST 20 TO 30
KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 5 TO
15 KNOTS. A CHANCE OF SNOW.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST.

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

$$

LSZ261-270415-
MAFOR 2621/
SUPERIOR WEST 11820 12830 13120 11210 11300. WAVES 1 TO 3 FEET.

SUPERIOR NORTH CENTRAL 11840 11830 12820 11810 11100 11800 11700.
SCATTERED SNOW SHOWERS THIS EVENING. WAVES OMITTED FOR MOSTLY ICE
COVERED AREAS.

SUPERIOR SOUTH CENTRAL 11847 12840 11830 12820 12810. SCATTERED
SNOW SHOWERS THROUGH EARLY FRIDAY AFTERNOON. WAVES 1 TO 4 FEET
TONIGHT. WAVES 2 FEET OR LESS FRIDAY.

SUPERIOR EAST 11840 12830 12820 12810 11710. SCATTERED SNOW
SHOWERS THIS EVENING. WAVES OMITTED FOR MOSTLY ICE COVERED AREAS.

$$

KLUBER



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