Great Lakes Forecast
Issued by NWS

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919
FZUS63 KMQT 012105
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
405 PM EST MON FEB 1 2016

.SYNOPSIS...A LOW PRESSURE TROUGH OF 29.9 INCHES OVER THE UPPER
GREAT LAKES WILL DISSIPATE THIS EVENING AS HIGH PRESSURE OF 30.2
INCHES BUILDS OVER NORTHERN ONTARIO. THE HIGH WILL THEN BUILD TO
30.4 INCHES AS IT MOVES TO SOUTHERN QUEBEC LATE TONIGHT INTO EARLY
TUESDAY MORNING. MEANWHILE...LOW PRESSURE OF 29.4 INCHES ORGANIZING
OVER THE PANHANDLE OF OKLAHOMA TONIGHT WILL TRACK NORTHEAST AND
CROSS FAR NORTHERN LOWER MICHIGAN WEDNESDAY MORNING...REACHING
SOUTHERN QUEBEC LATE WEDNESDAY AFTERNOON. IN ITS WAKE...A 30.3 INCH
HIGH PRESSURE RIDGE OVER THE NORTHERN PLAINS WEDNESDAY MORNING WILL
SHIFT EAST...REACHING THE UPPER GREAT LAKES EARLY THURSDAY. AS THE
HIGH PRESSURE RIDGE SHIFTS TO THE EAST COAST ON FRIDAY MORNING...A
30.1 INCH LOW PRESSURE TROUGH OVER SOUTHERN MANITOBA WILL MOVE EAST
TO THE UPPER GREAT LAKES. A 29.9 INCH LOW WILL DEVELOP ALONG THE
TROUGH JUST NORTH OF LAKE SUPERIOR AND DEEPEN TO 29.7 INCHES TO THE
SOUTH OF JAMES BAY BY SATURDAY MORNING. A 30.1 INCH RIDGE MOVES
ACROSS LAKE SUPERIOR ON SATURDAY AFTERNOON.

LSZ162-020515-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
405 PM EST MON FEB 1 2016 /305 PM CST MON FEB 1 2016/

.LATE THIS AFTERNOON...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER MIDNIGHT.
WAVES CALM TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW IN THE AFTERNOON.
WAVES BUILDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS...BECOMING NORTH 20 TO 30 KNOTS AFTER MIDNIGHT. A
CHANCE OF SNOW. FREEZING SPRAY. WAVES BUILDING TO 4 TO 7 FEET...THEN
SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW. WAVES SUBSIDING TO
2 TO 4 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
IN THE AFTERNOON. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 5 TO 15 KNOTS VEERING EAST. WAVES
CALM TO 2 FEET.

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

$$

LSZ263-020515-
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-
405 PM EST MON FEB 1 2016

...GALE WARNING IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...

.LATE THIS AFTERNOON...WEST WINDS LESS THAN 10 KNOTS. ISOLATED
SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER MIDNIGHT.
ISOLATED SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW IN THE AFTERNOON.
WAVES BUILDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...NORTHEAST GALES TO 35 KNOTS BACKING NORTH AFTER
MIDNIGHT. SNOW LIKELY IN THE EVENING...THEN A CHANCE OF SNOW
AFTER MIDNIGHT. FREEZING SPRAY AFTER MIDNIGHT. WAVES BUILDING TO
5 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. FREEZING SPRAY. A CHANCE
OF SNOW. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS. SCATTERED SNOW SHOWERS.
WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. SCATTERED SNOW
SHOWERS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. SCATTERED
SNOW SHOWERS. WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO
CALM TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING EAST.
SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.

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

$$

LSZ264-020515-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
405 PM EST MON FEB 1 2016

...GALE WARNING IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...

.LATE THIS AFTERNOON...NORTHWEST WINDS LESS THAN 10 KNOTS.
ISOLATED SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...NORTHWEST WINDS LESS THAN 10 KNOTS INCREASING TO 5 TO
15 KNOTS AFTER MIDNIGHT. ISOLATED SNOW SHOWERS. WAVES CALM TO
2 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW IN THE AFTERNOON.
WAVES BUILDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 20 TO 30 KNOTS INCREASING TO
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW LIKELY. FREEZING SPRAY
AFTER MIDNIGHT. WAVES BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTH GALES TO 35 KNOTS. FREEZING SPRAY. A CHANCE OF
SNOW. WAVES BUILDING TO 6 TO 9 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST IN THE
AFTERNOON. SCATTERED SNOW SHOWERS. WAVES CALM TO 2 FEET.
.THURSDAY NIGHT...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES CALM TO 2 FEET.
.FRIDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS.
SCATTERED SNOW SHOWERS. WAVES BUILDING TO 2 TO 4 FEET.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTHEAST.
SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ265-020515-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
405 PM EST MON FEB 1 2016

.LATE THIS AFTERNOON...NORTHWEST WINDS LESS THAN 10 KNOTS.
ISOLATED SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...WEST WINDS LESS THAN 10 KNOTS INCREASING TO 5 TO
15 KNOTS AFTER MIDNIGHT. ISOLATED SNOW SHOWERS IN THE EVENING.
WAVES CALM TO 2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
IN THE AFTERNOON. SNOW LIKELY IN THE AFTERNOON. WAVES BUILDING TO
1 TO 3 FEET.
.TUESDAY NIGHT...EAST WINDS 20 TO 30 KNOTS BACKING NORTHEAST AFTER
MIDNIGHT. A FEW GALE FORCE GUSTS TO 35 KNOTS. SNOW. WAVES BUILDING
TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO 35
KNOTS IN THE MORNING. FREEZING SPRAY. SNOW LIKELY. WAVES BUILDING TO
6 TO 9 FEET...THEN SUBSIDING TO 4 TO 7 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. FREEZING SPRAY IN THE EVENING.
NUMEROUS SNOW SHOWERS IN THE EVENING...THEN SCATTERED SNOW
SHOWERS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...WEST WINDS 10 TO 20 KNOTS. SCATTERED SNOW SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. SCATTERED SNOW
SHOWERS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. SCATTERED
SNOW SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH.
SCATTERED SNOW SHOWERS. WAVES BUILDING TO 2 TO 4 FEET...THEN
SUBSIDING TO 1 TO 3 FEET.

$$

LSZ266-020515-
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-
405 PM EST MON FEB 1 2016

.LATE THIS AFTERNOON...NORTHWEST WINDS 5 TO 15 KNOTS. ISOLATED
SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS AFTER MIDNIGHT. ISOLATED SNOW SHOWERS. WAVES CALM TO
2 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO 25 KNOTS
IN THE AFTERNOON. A CHANCE OF SNOW IN THE AFTERNOON. WAVES
BUILDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...EAST WINDS 20 TO 30 KNOTS BECOMING NORTHEAST
WITH A FEW GALE FORCE GUSTS TO 35 KNOTS AFTER MIDNIGHT. SNOW. WAVES
BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO
35 KNOTS. FREEZING SPRAY. SNOW LIKELY IN THE MORNING. A CHANCE OF
SNOW IN THE AFTERNOON. WAVES BUILDING TO 7 TO 10 FEET...THEN
SUBSIDING TO 5 TO 8 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. FREEZING SPRAY IN THE EVENING.
NUMEROUS SNOW SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST IN THE
AFTERNOON. SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.THURSDAY NIGHT...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT. SCATTERED SNOW SHOWERS. WAVES CALM TO
2 FEET.
.FRIDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS.
SCATTERED SNOW SHOWERS. WAVES BUILDING TO 1 TO 3 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH 10 TO
20 KNOTS. SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.

$$

LSZ267-020515-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
405 PM EST MON FEB 1 2016

.LATE THIS AFTERNOON...NORTHWEST WINDS 10 TO 20 KNOTS. ISOLATED
SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TONIGHT...WEST WINDS 5 TO 15 KNOTS. ISOLATED SNOW SHOWERS. WAVES
CALM TO 2 FEET.
.TUESDAY...SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 15 TO
25 KNOTS IN THE AFTERNOON. SNOW LIKELY IN THE AFTERNOON. WAVES
BUILDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...EAST WINDS 20 TO 30 KNOTS WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS...BECOMING NORTHEAST 20 TO 30 KNOTS AFTER
MIDNIGHT. SNOW. WAVES BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTHEAST WINDS 20 TO 30 KNOTS BECOMING NORTH 15 TO
25 KNOTS IN THE AFTERNOON. SNOW LIKELY IN THE MORNING...THEN A
CHANCE OF SNOW IN THE AFTERNOON. FREEZING SPRAY IN THE AFTERNOON.
WAVES SUBSIDING TO 4 TO 8 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. FREEZING SPRAY IN THE EVENING.
NUMEROUS SNOW SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST IN THE
AFTERNOON. SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.
.THURSDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. NUMEROUS SNOW
SHOWERS. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. SCATTERED SNOW SHOWERS...THEN NUMEROUS SNOW SHOWERS.
WAVES BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH 10 TO
20 KNOTS. NUMEROUS SNOW SHOWERS...THEN SCATTERED SNOW SHOWERS.
WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO 1 TO 3 FEET.

$$

LSZ261-020515-
MAFOR 0122/
SUPERIOR WEST 12600 12700 11810 12110 11130. WAVES 1 TO 4 FEET.

SUPERIOR NORTH CENTRAL 12700 11600 12700 12100 11210. WAVES 1
FOOT OR LESS.

SUPERIOR SOUTH CENTRAL 11700 13600 11700 12300 11220. WAVES 2
FEET OR LESS.

SUPERIOR EAST 11710 11610 11710 11700 12300 11310 11320. WAVES CALM
TO 3 FEET TUESDAY.

$$

PETRO



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