Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 280852
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
352 AM EST SUN DEC 28 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.5 INCH LOW OVER QUEBEC WILL CONTINUE TO TRACK
EASTWARD THIS MORNING AS A 30.0 INCH TROUGH LINGERS 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 THIS AFTERNOON 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 30.2 INCHES WILL BUILD SOUTHEASTWARD ACROSS
SASKATCHEWAN AND SOUTHERN MANITOBA ON THURSDAY.

LSZ162-281700-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
352 AM EST SUN DEC 28 2014 /252 AM CST SUN DEC 28 2014/

.EARLY THIS MORNING...NORTHWEST WINDS 15 TO 25 KNOTS. A SLIGHT
CHANCE OF SNOW SHOWERS. WAVES 2 TO 4 FEET.
.TODAY...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.
.TONIGHT...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.
.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. A SLIGHT CHANCE
OF SNOW SHOWERS. WAVES BUILDING TO 2 TO 4 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY AFTER MIDNIGHT.
WAVES BUILDING TO 4 TO 7 FEET.
.WEDNESDAY...WEST WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
WAVES BUILDING TO 7 TO 10 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ263-281700-
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-
352 AM EST SUN DEC 28 2014

.EARLY THIS MORNING...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF
SNOW SHOWERS. WAVES 3 TO 6 FEET.
.TODAY...NORTHWEST WINDS 15 TO 25 KNOTS. FREEZING SPRAY IN THE
MORNING. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
5 FEET.
.TONIGHT...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.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS LIKELY IN
THE MORNING...THEN A CHANCE OF SNOW SHOWERS IN THE AFTERNOON.
WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 3 TO 5 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS LIKELY.
WAVES BUILDING TO 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 6 TO 9 FEET.
.WEDNESDAY...WEST GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 10 TO 14 FEET...THEN
SUBSIDING TO 8 TO 11 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS. FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.

$$

LSZ264-281700-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
352 AM EST SUN DEC 28 2014

.EARLY THIS MORNING...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF
SNOW SHOWERS. WAVES 3 TO 6 FEET.
.TODAY...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. A CHANCE
OF SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING
TO 3 TO 6 FEET.
.TONIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS IN THE EVENING...THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT.
FREEZING SPRAY AFTER MIDNIGHT. WAVES SUBSIDING TO 3 TO 5 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS. FREEZING SPRAY IN THE
MORNING. SNOW SHOWERS LIKELY. WAVES 3 TO 5 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS
LIKELY. FREEZING SPRAY AFTER MIDNIGHT. WAVES BUILDING TO 3 TO
6 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 25 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS LIKELY. WAVES 3 TO 6 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST
AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS.
WAVES BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...WEST GALES TO 40 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. SNOW SHOWERS LIKELY. WAVES BUILDING TO
10 TO 14 FEET...THEN SUBSIDING TO 8 TO 11 FEET.
.THURSDAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 15 TO
25 KNOTS. FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.

$$

LSZ265-281700-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
352 AM EST SUN DEC 28 2014

.EARLY THIS MORNING...WEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS
LIKELY. WAVES 2 TO 4 FEET.
.TODAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS LIKELY.
FREEZING SPRAY IN THE AFTERNOON. WAVES BUILDING TO 3 TO 6 FEET.
.TONIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS IN THE EVENING...THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT.
WAVES SUBSIDING 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 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. FREEZING SPRAY. SNOW SHOWERS LIKELY.
WAVES BUILDING TO 3 TO 6 FEET.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET.
.WEDNESDAY...WEST GALES TO 40 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. SNOW SHOWERS LIKELY. WAVES BUILDING TO
5 TO 9 FEET.
.THURSDAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 15 TO
25 KNOTS. FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 6 TO 9 FEET...THEN SUBSIDING TO 2 TO 4 FEET.

$$

LSZ266-281700-
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-
352 AM EST SUN DEC 28 2014

.EARLY THIS MORNING...WEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS
LIKELY. WAVES 4 TO 7 FEET.
.TODAY...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS LIKELY. WAVES BUILDING TO 5 TO 8 FEET.
.TONIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS LIKELY.
WAVES SUBSIDING TO 3 TO 6 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. FREEZING SPRAY.
SNOW SHOWERS LIKELY. WAVES 3 TO 6 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS. FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 4 TO 7 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS BACKING WEST
AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS LIKELY. WAVES
BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...WEST GALES TO 40 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. SNOW SHOWERS. WAVES BUILDING TO 10 TO
14 FEET.
.THURSDAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 15 TO
25 KNOTS. FREEZING SPRAY. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO
3 TO 5 FEET.

$$

LSZ267-281700-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
352 AM EST SUN DEC 28 2014

.EARLY THIS MORNING...WEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS
LIKELY. WAVES 4 TO 7 FEET.
.TODAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS. FREEZING
SPRAY IN THE AFTERNOON. WAVES BUILDING TO 5 TO 8 FEET.
.TONIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS LIKELY.
WAVES SUBSIDING TO 3 TO 6 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS. FREEZING SPRAY. SNOW
SHOWERS LIKELY. WAVES 3 TO 6 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS.
WAVES 3 TO 6 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 10 TO 14 FEET.
.THURSDAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 15 TO
25 KNOTS. FREEZING SPRAY. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO
3 TO 5 FEET.

$$

LSZ261-281700-
MAFOR 2810/
SUPERIOR WEST 11730 11740 11730 14720 11720. SLIGHT CHANCE OF SNOW
SHOWERS TODAY. CHANCE OF SNOW SHOWERS TONIGHT. WAVES 2 TO 5 FEET.

SUPERIOR NORTH CENTRAL 11730 11747 12740 12730 12737. FREEZING
SPRAY INTO THIS EVENING. CHANCE OF SNOW SHOWERS INTO THIS EVENING...THEN
SNOW SHOWERS LIKELY OVERNIGHT. WAVES 3 TO 7 FEET.

SUPERIOR SOUTH CENTRAL 11637 14747 13737. FREEZING SPRAY THIS
AFTERNOON AND THIS EVENING. SNOW SHOWERS LIKELY. WAVES 3 TO 7 FEET.

SUPERIOR EAST 14747 11747 13737. FREEZING SPRAY THIS AFTERNOON AND
TONIGHT. SNOW SHOWERS. WAVES 6 TO 9 FEET TODAY SUBSIDING TO 5 TO 7
FEET TONIGHT.

$$

VOSS





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