Marine Weather Forecast from Environment Canada

Winds Issued 10:30 AM EST 05 February 2012		Today Tonight and Monday Wind northwest 15 knots backing to west 15 this afternoon then increasing to southwest 25 early this evening. Wind veering to northwest 20 before Monday morning then to north 25 near noon Monday.		Extended Forecast Issued 03:00 AM EST 05 February 2012 Tuesday Wind north 25 knots diminishing to northwest 15 in the afternoon then increasing to west 25 late in the day. Wednesday Wind west 25 knots. Thursday Wind west 25 knots veering to north 25 late in the day.
Waves Issued 10:30 AM EST 05 February 2012		Today Tonight and Monday Waves one metre building to 2 this afternoon and to 3 early this evening. Waves subsiding to 2 early Monday morning then building to 3 Monday afternoon.

Weather & Visibility Issued 10:30 AM EST 05 February 2012	Today Tonight and Monday Chance of flurries Monday.
Freezing Spray Issued 10:30 AM EST 05 February 2012	Today Tonight and Monday Freezing spray warning in effect. Freezing spray beginning Monday evening.

 

Lake Superior Mafor Forecast and Weather Conditions
From NOAA National Weather Service Weather Forecast Office

000
FZUS63 KMQT 051508
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1008 AM EST SUN FEB 5 2012

.SYNOPSIS...EXPECT A 30.3 INCH RIDGE OF HIGH PRESSURE OVER LAKE
SUPERIOR TO DRIFT SOUTH INTO THE OHIO VALLEY TONIGHT WHILE A 29.4
INCH LOW PRESSURE SYSTEM MOVES SOUTHEAST ACROSS HUDSON BAY INTO
QUEBEC. THIS LOW WILL MOVE INTO THE CANADIAN MARITIMES ON MONDAY
WHILE DRAGGING A COLD FRONT ACROSS LAKE SUPERIOR. IN THE WAKE OF THIS
FRONTAL PASSAGE...LOOK FOR A 30.7 INCH HIGH PRESSURE RIDGE TO BUILD
INTO THE NORTHERN PLAINS ON TUESDAY AND THEN INTO THE OHIO VALLEY ON
WEDNESDAY WHILE WEAKENING TO 30.4 INCHES. ANOTHER 29.9 INCH LOW
PRESSURE SYSTEM WILL TRACK INTO THE UPPER LAKES ON THURSDAY.

LSZ162-052315-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1008 AM EST SUN FEB 5 2012 /908 AM CST SUN FEB 5 2012/

.REST OF TODAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING 15 TO 25
KNOTS IN THE AFTERNOON. WAVES CALM TO 2 FEET BUILDING TO 4 TO 7 FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH IN THE
AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.MONDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FEET.
.TUESDAY...NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES BUILDING TO 1 TO
3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES BUILDING TO 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS. WAVES 3 TO 5 FEET.

$$

LSZ263-052315-
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-
1008 AM EST SUN FEB 5 2012

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

$$

LSZ264-052315-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1008 AM EST SUN FEB 5 2012

.REST OF TODAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 7 TO
10 FEET.
.TONIGHT...WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 4 TO 7 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH 20 TO
30 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
AFTERNOON. WAVES 4 TO 7 FEET.
.MONDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. GALE FORCE GUSTS TO
35 KNOTS IN THE EVENING. HEAVY FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 6 TO 9 FEET...THEN SUBSIDING TO 4 TO
7 FEET.
.TUESDAY...NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 2 TO
4 FEET.
.TUESDAY NIGHT...WEST WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO
1 TO 3 FEET...THEN BUILDING TO 3 TO 5 FEET.
.WEDNESDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. WAVES BUILDING TO 4 TO 7 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS VEERING NORTH. A
CHANCE OF SNOW SHOWERS. HEAVY FREEZING SPRAY. WAVES BUILDING TO
4 TO 8 FEET.

$$

LSZ265-052315-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1008 AM EST SUN FEB 5 2012

.REST OF TODAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 4 TO 7
FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO 3 TO
5 FEET.
.MONDAY...NORTHWEST WINDS 20 TO 30 KNOTS VEERING NORTH IN THE
AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE AFTERNOON.
WAVES BUILDING TO 4 TO 7 FEET.
.MONDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 5 TO 9 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS IN THE AFTERNOON. FREEZING SPRAY IN THE MORNING. SNOW
SHOWERS LIKELY IN THE MORNING. WAVES SUBSIDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO 2 TO
4 FEET.
.WEDNESDAY...WEST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 15 TO
25 KNOTS. WAVES 2 TO 4 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS. FREEZING SPRAY. WAVES
BUILDING TO 4 TO 7 FEET.

$$

LSZ266-052315-
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-
1008 AM EST SUN FEB 5 2012

.REST OF TODAY...WEST WINDS 15 TO 25 KNOTS. WAVES 1 TO 3 FEET
BUILDING TO 8 TO 11 FEET.
.TONIGHT...WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 5 TO 8 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING NORTH 20 TO
30 KNOTS IN THE AFTERNOON. A FEW GALE FORCE GUSTS TO 35 KNOTS
POSSIBLE LATE IN THE DAY. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
AFTERNOON. WAVES SUBSIDING TO 4 TO 7 FEET.
.MONDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS
TO 35 KNOTS IN THE EVENING. FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 6 TO 10 FEET.
.TUESDAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. FREEZING SPRAY IN THE MORNING. A CHANCE OF SNOW
SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
2 TO 4 FEET...THEN BUILDING TO 4 TO 7 FEET.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES 4 TO 7 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS. FREEZING SPRAY. WAVES
BUILDING TO 5 TO 8 FEET.

$$

LSZ267-052315-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1008 AM EST SUN FEB 5 2012

.REST OF TODAY...WEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 5 TO
8 FEET.
.TONIGHT...WEST WINDS 15 TO 25 KNOTS. WAVES BUILDING TO 7 TO
10 FEET...THEN SUBSIDING TO 5 TO 8 FEET.
.MONDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS IN THE
AFTERNOON. WAVES SUBSIDING TO 4 TO 7 FEET.
.MONDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS
TO 35 KNOTS IN THE EVENING. FREEZING SPRAY. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 5 TO 9 FEET.
.TUESDAY...NORTH 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.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KNOTS BACKING WEST
AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES BUILDING TO 4 TO 7 FEET.
.THURSDAY...WEST WINDS 15 TO 25 KNOTS VEERING NORTHWEST. A CHANCE
OF SNOW SHOWERS. FREEZING SPRAY. WAVES BUILDING TO 5 TO 8 FEET.

$$
LSZ261-052315-
MAFOR 0516/

SUPERIOR WEST 11630 11530 11540 11640 13630 11730. WAVES 1 TO 3 FEET
BUILDING TO 3 TO 7 FEET THIS AFTERNOON INTO MONDAY MORNING.

SUPERIOR NORTH CENTRAL 14640 11640 11630 11640 11740. WAVES 2 TO 4
FEET BUILDING TO 5 TO 10 FEET THIS AFTERNOON INTO MONDAY MORNING.

SUPERIOR SOUTH CENTRAL 11630 13640 12630 11640 11740. WAVES 2 TO
6 FEET.

SUPERIOR EAST 11630 12640 13630 11640 11740. WAVES 2 TO 3 FEET
BUILDING TO 5 TO 8 FEET THIS AFTERNOON. WAVES 6 TO 11 FEET TONIGHT
AND MONDAY MORNING.

$$

MCB

 

Hourly Water Level Data

Daily Water Surface Temperature Data