Great Lakes Forecast
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000
FZUS63 KMQT 180258
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
958 PM EST MON NOV 17 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.4 INCH LOW PRESSURE CENTER OVER EASTERN ONTARIO WILL
MOVE EAST INTO FAR WESTERN QUEBEC TONIGHT WHILE DEEPENING TO 29.2
INCHES. BEHIND THE LOW...A 29.6 TROUGH WILL LINGER ACROSS LAKE
SUPERIOR THROUGH TUESDAY MORNING...BEFORE BRIEFLY BEING REPLACED BY A
29.8 INCH RIDGE TUESDAY AFTERNOON AND EVENING. ANOTHER TROUGH OF LOW
PRESSURE AVERAGING 29.7 INCHES OVER NORTHERN MANITOBA ON TUESDAY WILL
SLIDE ACROSS THE UPPER GREAT LAKES LATE TUESDAY NIGHT THROUGH
WEDNESDAY...BEFORE EXITING ACROSS THE ONTARIO AND QUEBEC BORDER AT
29.4 INCHES THURSDAY MORNING. 30.3 INCH HIGH PRESSURE OVER THE
NORTHERN PLAINS ON THURSDAY WILL DIVE ACROSS THE OHIO VALLEY LATE
FRIDAY...EXTENDING A 30.2 INCH RIDGE OVER THE UPPER GREAT LAKES ON
FRIDAY. A LOW PRESSURE SYSTEM AVERAGING 29.5 INCHES OVER MANITOBA ON
SATURDAY WILL SHIFT SLOWLY TO EAST ALLOWING THE RIDGE TO WEAKEN TO
29.9 INCHES ACROSS LAKE SUPERIOR.

LSZ162-181100-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
958 PM EST MON NOV 17 2014 /858 PM CST MON NOV 17 2014/

...GALE WARNING IN EFFECT UNTIL 1 AM EST /MIDNIGHT CST/ TUESDAY...

.REST OF TONIGHT...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO
20 TO 30 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. ISOLATED SNOW
SHOWERS. WAVES 6 TO 9 FEET BUILDING TO 7 TO 10 FEET...THEN
SUBSIDING TO 5 TO 8 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING WEST 15 TO
25 KNOTS IN THE AFTERNOON. FREEZING SPRAY IN THE MORNING.
ISOLATED SNOW SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE
OF SNOW SHOWERS. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING
TO 2 TO 4 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO
3 TO 6 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES 3 TO 5 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.FRIDAY...SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 3 TO
6 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
1 TO 3 FEET.

$$

LSZ263-181100-
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-
958 PM EST MON NOV 17 2014

...GALE WARNING IN EFFECT UNTIL 4 AM EST TUESDAY...

.REST OF TONIGHT...NORTHWEST GALES TO 40 KNOTS. FREEZING SPRAY.
SCATTERED SNOW SHOWERS. WAVES 8 TO 12 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING WEST 15 TO
25 KNOTS IN THE AFTERNOON. FREEZING SPRAY IN THE MORNING.
SCATTERED SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
3 TO 5 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 5 TO 9 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF
SNOW SHOWERS. WAVES 3 TO 5 FEET.
.FRIDAY...WEST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 15 TO
25 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET...THEN BUILDING TO 5 TO
8 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET.

$$

LSZ264-181100-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
958 PM EST MON NOV 17 2014

...GALE WARNING IN EFFECT UNTIL 9 AM EST TUESDAY...

.REST OF TONIGHT...NORTH GALES TO 45 KNOTS BECOMING NORTHWEST
GALES TO 40 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS
LATE IN THE EVENING. SCATTERED SNOW SHOWERS AFTER MIDNIGHT. WAVES
8 TO 11 FEET BUILDING TO 10 TO 14 FEET.
.TUESDAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 15 TO
25 KNOTS IN THE AFTERNOON. FREEZING SPRAY. SCATTERED SNOW
SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES 3 TO 6
FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS IN THE
MORNING...THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. WAVES
SUBSIDING TO 2 TO 4 FEET...THEN BUILDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS INCREASING TO
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES
BUILDING TO 7 TO 10 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 3 TO 6 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. WAVES
SUBSIDING TO 2 TO 4 FEET...THEN BUILDING TO 5 TO 8 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET.

$$

LSZ265-181100-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
958 PM EST MON NOV 17 2014

...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON...

.REST OF TONIGHT...NORTHWEST GALES TO 40 KNOTS. FREEZING SPRAY.
SNOW SHOWERS. WAVES 7 TO 10 FEET BUILDING TO 10 TO 14 FEET.
.TUESDAY...NORTHWEST GALES TO 35 KNOTS BECOMING WEST 20 TO
30 KNOTS IN THE AFTERNOON. FREEZING SPRAY. NUMEROUS SNOW SHOWERS
IN THE MORNING. SCATTERED SNOW SHOWERS IN THE AFTERNOON. WAVES
SUBSIDING TO 4 TO 7 FEET.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING SOUTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS VEERING WEST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 1 TO
3 FEET...THEN BUILDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING NORTHWEST
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES
BUILDING TO 6 TO 9 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS LIKELY.
WAVES SUBSIDING TO 4 TO 7 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS
LIKELY. WAVES SUBSIDING TO 3 TO 6 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. WAVES
SUBSIDING TO 2 TO 4 FEET...THEN BUILDING TO 3 TO 5 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET.

$$

LSZ266-181100-
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-
958 PM EST MON NOV 17 2014

...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON...

.REST OF TONIGHT...NORTH GALES TO 40 KNOTS BACKING NORTHWEST
AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS. WAVES 8 TO 11 FEET
BUILDING TO 10 TO 14 FEET.
.TUESDAY...NORTHWEST GALES TO 40 KNOTS DIMINISHING TO 20 TO
30 KNOTS IN THE AFTERNOON. FREEZING SPRAY. SNOW SHOWERS. WAVES
BUILDING TO 11 TO 15 FEET...THEN SUBSIDING TO 7 TO 10 FEET.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING SOUTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES
SUBSIDING TO 4 TO 7 FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING NORTHWEST
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES BUILDING TO
7 TO 10 FEET.
.THURSDAY...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO 20 TO
30 KNOTS IN THE AFTERNOON. SNOW SHOWERS. WAVES SUBSIDING TO 6 TO
9 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS.
WAVES SUBSIDING TO 4 TO 7 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. A CHANCE
OF SNOW SHOWERS. WAVES TO 3 TO 7 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. WAVES BUILDING TO 5 TO 8 FEET...THEN SUBSIDING TO 3 TO
5 FEET.

$$

LSZ267-181100-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
958 PM EST MON NOV 17 2014

...GALE WARNING IN EFFECT FROM 1 AM EST TUESDAY THROUGH TUESDAY
AFTERNOON...

.REST OF TONIGHT...NORTHWEST WINDS 20 TO 30 KNOTS INCREASING TO
GALES TO 35 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. FREEZING SPRAY
AFTER MIDNIGHT. WAVES 4 TO 7 FEET BUILDING TO 9 TO 12 FEET.
.TUESDAY...NORTHWEST GALES TO 35 KNOTS. FREEZING SPRAY IN THE
MORNING. SNOW SHOWERS. WAVES BUILDING TO 10 TO 14 FEET...THEN
SUBSIDING TO 7 TO 10 FEET.
.TUESDAY NIGHT...WEST WINDS 20 TO 30 KNOTS BECOMING SOUTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. SNOW SHOWERS. WAVES SUBSIDING TO
4 TO 7 FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST
20 TO 30 KNOTS AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES
BUILDING TO 7 TO 10 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS. WAVES
SUBSIDING TO 6 TO 9 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS.
WAVES SUBSIDING TO 3 TO 6 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BACKING SOUTHWEST. SNOW
SHOWERS LIKELY. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO
3 TO 6 FEET.
.SATURDAY...SOUTHWEST WINDS 20 TO 30 KNOTS BECOMING SOUTH 15 TO
25 KNOTS. WAVES BUILDING TO 5 TO 8 FEET...THEN SUBSIDING TO 2 TO
4 FEET.

$$
LSZ261-181100-
MAFOR 1804/
SUPERIOR WEST...GALE WARNING IN EFFECT...12750 12740 11730 13630.
FREEZING SPRAY THROUGH TUESDAY MORNING. ISOLATED SNOW SHOWERS OVERNIGHT
AND TUESDAY MORNING. CHANCE OF SNOW SHOWERS TUESDAY EVENING. WAVES 7
TO 10 FEET OVERNIGHT. WAVES 5 TO 8 FEET SUBSIDING TO 3 TO 5 FEET
TUESDAY AND TUESDAY EVENING.

SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...12767 12750 11740
11730 12630. FREEZING SPRAY THROUGH TUESDAY MORNING. SCATTERED SNOW
SHOWERS TUESDAY. CHANCE OF SNOW SHOWERS TUESDAY EVENING. WAVES 9 TO
12 FEET OVERNIGHT SUBSIDING TO 3 TO 7 FEET TUESDAY AND TUESDAY
EVENING.

SUPERIOR SOUTH CENTRAL...GALE WARNING IN EFFECT...13767 11757 11747
11740 11647 11640. FREEZING SPRAY THROUGH TUESDAY MORNING. SCATTERED
SNOW SHOWERS TUESDAY AFTERNOON. CHANCE OF SNOW SHOWERS TUESDAY
EVENING. WAVES 10 TO 14 FEET OVERNIGHT SUBSIDING TO 5 TO 9 FEET
TUESDAY AND TUESDAY EVENING.

SUPERIOR EAST...GALE WARNING IN EFFECT...12847 11747 12757 12747
11647. FREEZING SPRAY THROUGH TUESDAY MORNING. WAVES 10 TO 14 FEET
OVERNIGHT AND TUESDAY. WAVES SUBSIDING TO 7 TO 10 FEET TUESDAY
EVENING.

$$

JS





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