Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 272100
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
400 PM EST SAT DEC 27 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.7 INCH LOW JUST NORTH OF LAKE HURON LATE THIS
AFTERNOON WILL MOVE TO SOUTHERN QUEBEC AND STRENGTHEN TO 29.5 INCHES
TONIGHT...WITH A 30.0 INCH TROUGH LINGERING ACROSS THE UPPER GREAT
LAKES. A 31.1 INCH ARCTIC HIGH PRESSURE BUILDING OVER NORTHERN ALBERTA
WILL NOSE A 30.3 INCH RIDGE SOUTHEASTWARD INTO THE UPPER GREAT LAKES
SUNDAY AND MONDAY. THE HIGH WILL DRIFT SOUTHEAST INTO THE NORTHERN
AND CENTRAL PLAINS BY TUESDAY AND STRENGTHEN THE RIDGE OVER THE UPPER
GREAT LAKES TO 30.5 INCHES. ON WEDNESDAY...A 29.3 INCH LOW OVER
HUDSON BAY WILL SWEEP A 29.6 INCH TROUGH ACROSS NORTHWEST ONTARIO AND
INTO THE UPPER GREAT LAKES REGION ON WEDNESDAY NIGHT. HIGH PRESSURE
OF 30.3 INCHES WILL BUILD ACROSS SASKATCHEWAN ON THURSDAY.

LSZ162-280500-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
400 PM EST SAT DEC 27 2014 /300 PM CST SAT DEC 27 2014/

.LATE THIS AFTERNOON...WEST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET.
.TONIGHT...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS
BY MIDNIGHT. ISOLATED SNOW SHOWERS. WAVES BUILDING TO 3 TO
6 FEET...THEN SUBSIDING TO 3 TO 5 FEET.
.SUNDAY...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 2 TO 4 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 2 TO 4 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. WAVES 3 TO 6 FEET.
.WEDNESDAY...WEST WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 6 TO 9 FEET...THEN
SUBSIDING TO 3 TO 6 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET.

$$

LSZ263-280500-
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-
400 PM EST SAT DEC 27 2014

.LATE THIS AFTERNOON...NORTHWEST WINDS 10 TO 20 KNOTS. A SLIGHT
CHANCE OF SNOW. WAVES 2 TO 4 FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS. SCATTERED SNOW SHOWERS.
WAVES BUILDING TO 4 TO 7 FEET.
.SUNDAY...NORTHWEST WINDS 15 TO 25 KNOTS. FREEZING SPRAY IN THE
MORNING. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 2 TO
4 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS IN THE EVENING...THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT.
WAVES 2 TO 4 FEET.
.MONDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES BUILDING TO
3 TO 5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS
LIKELY. WAVES BUILDING TO 3 TO 5 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS LIKELY. WAVES 3 TO 6 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...WEST GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 9 TO 12 FEET...THEN
SUBSIDING TO 6 TO 9 FEET.
.THURSDAY...WEST WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS. FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.

$$

LSZ264-280500-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
400 PM EST SAT DEC 27 2014

.LATE THIS AFTERNOON...NORTHWEST WINDS 10 TO 20 KNOTS. A SLIGHT
CHANCE OF SNOW. WAVES 2 TO 4 FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS. SCATTERED SNOW SHOWERS.
FREEZING SPRAY AFTER MIDNIGHT. WAVES BUILDING TO 4 TO 7 FEET.
.SUNDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 5 TO 8 FEET...THEN SUBSIDING TO 3 TO
6 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS IN THE EVENING...THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT.
WAVES 3 TO 5 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS LIKELY.
WAVES 3 TO 5 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS
LIKELY. WAVES 3 TO 6 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS LIKELY. WAVES 3 TO 6 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING WEST
GALES TO 35 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE
OF SNOW SHOWERS. WAVES BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...WEST GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. SNOW SHOWERS LIKELY. WAVES BUILDING TO
9 TO 12 FEET...THEN SUBSIDING TO 7 TO 10 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.

$$

LSZ265-280500-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
400 PM EST SAT DEC 27 2014

.LATE THIS AFTERNOON...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF
SNOW. WAVES 3 TO 6 FEET.
.TONIGHT...WEST WINDS 20 TO 30 KNOTS. SCATTERED SNOW SHOWERS. WAVES
3 TO 6 FEET.
.SUNDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. FREEZING SPRAY IN
THE AFTERNOON. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO
3 TO 6 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS IN THE EVENING...THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT.
WAVES SUBSIDING TO 2 TO 4 FEET...THEN BUILDING TO 3 TO 5 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS LIKELY.
WAVES 3 TO 5 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS
LIKELY. WAVES 3 TO 5 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS LIKELY. WAVES 3 TO 6 FEET.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
35 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...WEST GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO
4 TO 8 FEET.
.THURSDAY...WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS. FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.

$$

LSZ266-280500-
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-
400 PM EST SAT DEC 27 2014

.LATE THIS AFTERNOON...NORTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF
SNOW. WAVES 3 TO 6 FEET.
.TONIGHT...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST AFTER
MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET.
.SUNDAY...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS LIKELY. WAVES BUILDING TO 5 TO 9 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. FREEZING SPRAY IN THE EVENING.
SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO 5 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS. FREEZING SPRAY. SNOW
SHOWERS LIKELY. WAVES 3 TO 6 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO
20 TO 30 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES 3 TO 6 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 5 TO 8 FEET.
.TUESDAY NIGHT...NORTHWEST GALES TO 35 KNOTS BACKING WEST AFTER
MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS LIKELY. WAVES
BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...WEST GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. SNOW SHOWERS. WAVES BUILDING TO 8 TO
12 FEET.
.THURSDAY...WEST GALES TO 35 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS. FREEZING SPRAY. SNOW SHOWERS LIKELY. WAVES BUILDING TO
10 TO 14 FEET...THEN SUBSIDING TO 3 TO 6 FEET.

$$

LSZ267-280500-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
400 PM EST SAT DEC 27 2014

.LATE THIS AFTERNOON...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW
LIKELY. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET.
.TONIGHT...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST AFTER
MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET.
.SUNDAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS. FREEZING
SPRAY IN THE AFTERNOON. WAVES BUILDING TO 6 TO 9 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. FREEZING SPRAY IN THE EVENING.
SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO 5 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS. SNOW SHOWERS LIKELY.
WAVES 3 TO 6 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS VEERING NORTH
AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES 3 TO 5 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 4 TO 7 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST
AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS LIKELY. WAVES
BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...WEST GALES TO 35 KNOTS. FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 9 TO 12 FEET.
.THURSDAY...WEST WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS. FREEZING SPRAY. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO
3 TO 6 FEET.

$$

LSZ261-280500-
MAFOR 2722/
SUPERIOR WEST 12630 12640 13730 11720. ISOLATED SNOW SHOWERS
OVERNIGHT AND SUNDAY. WAVES 2 TO 6 FEET.

SUPERIOR NORTH CENTRAL 12730 11630 12730 11737 12730. SCATTERED SNOW
SHOWERS AND FREEZING SPRAY OVERNIGHT AND SUNDAY. WAVES 2 TO 4 FEET
BUILDING TO 4 TO 6 FEET TONIGHT. WAVES 5 TO 8 FEET SUNDAY.

SUPERIOR SOUTH CENTRAL 11730 13640 11637 13747. ISOLATED SNOW SHOWERS
LATE THIS AFTERNOON AND THIS EVENING. FREEZING SPRAY SUNDAY. WAVES 4
TO 8 FEET.

SUPERIOR EAST 10747 13740 11630 11737 13747. CHANCE OF SNOW SHOWERS
THIS EVENING. FREEZING SPRAY SUNDAY AFTERNOON. WAVES 2 TO 4 FEET
BUILDING TO 5 TO 8 FEET TONIGHT. WAVES 7 TO 10 FEET SUNDAY.

$$

KLUBER





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