Marine Weather Forecast from Environment Canada

Winds


Issued 06:30 PM EDT 31 March 2023

Tonight and Saturday. Gale warning in effect. Wind northeast 20 knots increasing to northeast 30 near midnight and to northeast 35 late overnight. Wind increasing to northeast 40 early Saturday morning then backing to north 35 near noon Saturday. Wind diminishing to north 30 Saturday afternoon and to north 20 Saturday evening.

Extended Forecast


Issued 06:30 PM EDT 31 March 2023
Sunday Wind south 15 knots increasing to south 25 in the afternoon.
Monday Wind west 25 knots diminishing to northwest 15.
Tuesday Wind northeast 25 knots veering to east 30 late in the day.

Waves


Issued 06:30 PM EDT 31 March 2023

Tonight and Saturday. Waves 1 to 1.5 metres building to 2 near midnight and to 2 to 3 late overnight. Waves subsiding to 2 Saturday afternoon and to 1 to 1.5 Saturday evening.

Weather & Visibility


Issued 06:30 PM EDT 31 March 2023

Tonight and Saturday.Periods of snow overnight and Saturday morning. Visibility 1 mile or less in snow.

Freezing Spray


Issued 06:30 PM EDT 31 March 2023

Tonight and Saturday. Freezing spray warning in effect. Freezing spray beginning overnight and ending Saturday evening.

Ice Forecast*


Issued 12:00 PM EDT 31 March 2023

Today Tonight and Saturday Open water.

*Ice Forecast and Warnings also apply to U.S. waters

 

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



  
599  
FZUS63 KMQT 312005  
GLFLS  
 
OPEN LAKE FORECAST FOR LAKE SUPERIOR  
NATIONAL WEATHER SERVICE MARQUETTE MI  
405 PM EDT FRI MAR 31 2023  
 
FOR WATERS BEYOND 5 NAUTICAL MILES OF SHORE ON LAKE SUPERIOR.  
 
WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE  
HIGHEST 1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE  
AVERAGE OF THE HIGHEST 1/10 OF THE WAVE SPECTRUM.  
   
SYNOPSIS
 
A 29.3 INCH LOW OVER IOWA WILL MOVE NORTHEAST, DEEPENING  
TO 29.2 INCHES OVER LAKE MICHIGAN TONIGHT. THE LOW WILL CONTINUE  
NORTHEAST THROUGH LAKE HURON AND SOUTHERN ONTARIO, REACHING QUEBEC  
BY SATURDAY AFTERNOON. THIS WILL YIELD A TIGHT PRESSURE GRADIENT  
OVER LAKE SUPERIOR FRIDAY NIGHT INTO SATURDAY BEFORE A BRIEF RIDGE  
OVER THE DAKOTAS AT 30.1 INCHES BUILDS IN SATURDAY EVENING. A 29.4  
INCH ALBERTA CLIPPER LOW FORMS SATURDAY EVENING, TRACKING EAST ON  
SUNDAY ALONG THE INTERNATIONAL BORDER. THIS LOW WILL TRACK EAST OVER  
LAKE SUPERIOR MONDAY MORNING AT 29.5 INCHES, CONTINUING INTO QUEBEC  
AS ANOTHER COLORADO LOW BEGINS TO DEVELOP MONDAY EVENING. ON TUESDAY  
A 30.5 INCH HIGH WILL BUILD OVER NORTHERN ONTARIO WHILE THIS  
COLORADO LOW APPROACHES THE MIDWEST. ON WEDNESDAY THIS LOW LOOKS  
TO TRACK OVER LAKE SUPERIOR WITH HIGH PRESSURE BUILDING IN BEHIND  
IT.  
 
 
LSZ162-010415-  
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND  
PORTAGE MN BEYOND 5NM-  
405 PM EDT FRI MAR 31 2023 /305 PM CDT FRI MAR 31 2023/  
   
..GALE WARNING IN EFFECT THROUGH SATURDAY AFTERNOON
 
 
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 2 AM EDT /1 AM  
CDT/ SATURDAY THROUGH SATURDAY AFTERNOON...  
   
LATE THIS AFTERNOON
 
NORTHEAST GALES TO 40 KNOTS. A CHANCE OF  
SNOW. WAVES 7 TO 11 FEET OCCASIONALLY TO 13 FEET.    
TONIGHT
 
NORTHEAST GALES TO 45 KNOTS WITH A FEW STORM FORCE  
GUSTS TO 50 KNOTS POSSIBLE. A SLIGHT CHANCE OF SNOW THROUGH  
MIDNIGHT. HEAVY FREEZING SPRAY LATE. WAVES BUILDING TO 12 TO 17  
FEET OCCASIONALLY TO 21 FEET.   
SATURDAY
 
NORTH GALES TO 35 KNOTS BECOMING NORTHEAST 20 TO  
30 KNOTS IN THE AFTERNOON, THEN BECOMING SOUTH 5 TO 15 KNOTS  
LATE. HEAVY FREEZING SPRAY EARLY. WAVES SUBSIDING TO 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET.    
SATURDAY NIGHT
 
SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 15 TO  
25 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET, THEN BUILDING TO 2 TO  
4 FEET.    
SUNDAY
 
SOUTH WINDS 15 TO 25 KNOTS. SNOW SHOWERS LIKELY. A  
CHANCE OF RAIN SHOWERS BY MID AFTERNOON. WAVES 2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST  
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET,  
THEN BUILDING TO 2 TO 4 FEET.    
MONDAY
 
WEST WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO 1 TO  
3 FEET.    
MONDAY NIGHT
 
EAST WINDS 15 TO 25 KNOTS BECOMING NORTHEAST  
20 TO 30 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET  
OCCASIONALLY TO 7 FEET.    
TUESDAY
 
NORTHEAST GALES TO 35 KNOTS INCREASING TO 45 KNOTS.  
SNOW SHOWERS. WAVES BUILDING TO 11 TO 15 FEET OCCASIONALLY TO 19  
FEET.   
WEDNESDAY
 
NORTHEAST GALES TO 45 KNOTS BECOMING NORTHWEST GALES  
TO 35 KNOTS. SNOW SHOWERS. WAVES BUILDING TO 12 TO 17 FEET  
OCCASIONALLY TO 21 FEET, THEN SUBSIDING TO 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET.  
 

 
 
LSZ263-010415-  
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 EDT FRI MAR 31 2023  
   
..GALE WARNING IN EFFECT THROUGH SATURDAY AFTERNOON
 
 
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 2 AM EDT SATURDAY  
THROUGH SATURDAY AFTERNOON...  
   
LATE THIS AFTERNOON
 
NORTHEAST GALES TO 40 KNOTS. A SLIGHT  
CHANCE OF RAIN AND SNOW. WAVES 6 TO 9 FEET OCCASIONALLY TO  
11 FEET BUILDING TO 7 TO 10 FEET OCCASIONALLY TO 13 FEET.    
TONIGHT
 
NORTHEAST GALES TO 45 KNOTS WITH A FEW STORM FORCE  
GUSTS TO 50 KNOTS POSSIBLE. A SLIGHT CHANCE OF SNOW THROUGH  
MIDNIGHT. HEAVY FREEZING SPRAY AFTER MIDNIGHT. WAVES BUILDING TO  
12 TO 17 FEET OCCASIONALLY TO 21 FEET.   
SATURDAY
 
NORTH GALES TO 40 KNOTS BECOMING NORTHEAST GALES TO  
35 KNOTS IN THE AFTERNOON, THEN BECOMING NORTH 5 TO 15 KNOTS  
LATE. HEAVY FREEZING SPRAY EARLY. WAVES SUBSIDING TO 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET.    
SATURDAY NIGHT
 
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH  
10 TO 20 KNOTS AFTER MIDNIGHT, THEN INCREASING TO 15 TO 25 KNOTS  
LATE. WAVES SUBSIDING TO 1 TO 3 FEET, THEN BUILDING TO 3 TO  
5 FEET OCCASIONALLY TO 7 FEET.    
SUNDAY
 
SOUTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW SHOWERS,  
POSSIBLY MIXED WITH RAIN THROUGH EARLY AFTERNOON, THEN RAIN  
SHOWERS, POSSIBLY MIXED WITH SNOW BY MID AFTERNOON. WAVES  
BUILDING TO 3 TO 6 FEET OCCASIONALLY TO 8 FEET, THEN SUBSIDING TO  
2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 15 TO 25 KNOTS VEERING WEST AFTER  
MIDNIGHT. WAVES BUILDING TO 3 TO 6 FEET OCCASIONALLY TO 8 FEET.    
MONDAY
 
WEST WINDS 15 TO 25 KNOTS VEERING NORTH BY MID  
AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.    
MONDAY NIGHT
 
NORTHEAST WINDS 15 TO 25 KNOTS. WAVES SUBSIDING  
TO 1 TO 3 FEET, THEN BUILDING TO 3 TO 5 FEET OCCASIONALLY TO  
7 FEET.    
TUESDAY
 
NORTHEAST GALES TO 35 KNOTS BECOMING EAST GALES TO  
45 KNOTS. SNOW SHOWERS. WAVES BUILDING TO 11 TO 15 FEET  
OCCASIONALLY TO 19 FEET.    
WEDNESDAY
 
EAST GALES TO 45 KNOTS BECOMING WEST GALES TO  
35 KNOTS. SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET.  
 

 
 
LSZ264-010415-  
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU  
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-  
405 PM EDT FRI MAR 31 2023  
   
..GALE WARNING IN EFFECT THROUGH SATURDAY AFTERNOON
 
 
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 2 AM EDT SATURDAY  
THROUGH SATURDAY AFTERNOON...  
   
LATE THIS AFTERNOON
 
NORTHEAST WINDS 20 TO 30 KNOTS WITH A FEW  
GALE FORCE GUSTS TO 35 KNOTS POSSIBLE. WAVES 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET BUILDING TO 4 TO 7 FEET OCCASIONALLY TO 9  
FEET.    
TONIGHT
 
NORTHEAST GALES TO 45 KNOTS WITH A FEW STORM FORCE  
GUSTS TO 50 KNOTS POSSIBLE. HEAVY FREEZING SPRAY AFTER MIDNIGHT.  
WAVES BUILDING TO 12 TO 17 FEET OCCASIONALLY TO 21 FEET.    
SATURDAY
 
NORTH GALES TO 45 KNOTS DIMINISHING TO 10 TO 20 KNOTS  
LATE. HEAVY FREEZING SPRAY. WAVES SUBSIDING TO 3 TO 5 FEET  
OCCASIONALLY TO 7 FEET.    
SATURDAY NIGHT
 
WEST WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST  
10 TO 20 KNOTS AFTER MIDNIGHT, THEN BECOMING SOUTH 15 TO 25 KNOTS  
LATE. WAVES SUBSIDING TO CALM TO 2 FEET, THEN BUILDING TO 3 TO  
5 FEET OCCASIONALLY TO 7 FEET.    
SUNDAY
 
SOUTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO 30 KNOTS  
BY MID AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS THROUGH EARLY  
AFTERNOON, THEN SNOW SHOWERS, POSSIBLY MIXED WITH RAIN BY MID  
AFTERNOON. WAVES BUILDING TO 5 TO 8 FEET OCCASIONALLY TO 10 FEET.   
SUNDAY NIGHT
 
SOUTH WINDS 15 TO 25 KNOTS VEERING WEST AFTER  
MIDNIGHT. A CHANCE OF RAIN SHOWERS, POSSIBLY MIXED WITH SNOW.  
WAVES SUBSIDING TO 3 TO 6 FEET OCCASIONALLY TO 8 FEET.    
MONDAY
 
WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO  
20 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.    
MONDAY NIGHT
 
NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING  
TO 1 TO 3 FEET, THEN BUILDING TO 3 TO 5 FEET OCCASIONALLY TO  
7 FEET.    
TUESDAY
 
NORTHEAST WINDS 20 TO 30 KNOTS BECOMING EAST GALES TO  
40 KNOTS. SNOW SHOWERS. WAVES BUILDING TO 10 TO 14 FEET  
OCCASIONALLY TO 18 FEET.    
WEDNESDAY
 
EAST GALES TO 45 KNOTS BECOMING WEST GALES TO  
35 KNOTS. SNOW SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET  
OCCASIONALLY TO 9 FEET.  
 

 
 
LSZ265-010415-  
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI  
BEYOND 5NM FROM SHORE-  
405 PM EDT FRI MAR 31 2023  
 
...GALE WARNING IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH  
SATURDAY AFTERNOON...  
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 2 AM EDT SATURDAY  
THROUGH SATURDAY AFTERNOON...  
   
LATE THIS AFTERNOON
 
NORTHEAST WINDS 20 TO 30 KNOTS. A SLIGHT  
CHANCE OF RAIN AND SNOW. WAVES 4 TO 7 FEET OCCASIONALLY TO  
9 FEET.    
TONIGHT
 
NORTHEAST GALES TO 45 KNOTS. A SLIGHT CHANCE OF RAIN  
THROUGH MIDNIGHT. A CHANCE OF SNOW. FREEZING SPRAY AFTER  
MIDNIGHT. WAVES BUILDING TO 12 TO 17 FEET OCCASIONALLY TO 21 FEET.   
SATURDAY
 
NORTH GALES TO 45 KNOTS DIMINISHING TO 20 TO 30 KNOTS  
LATE. A SLIGHT CHANCE OF SNOW THROUGH EARLY AFTERNOON. HEAVY FREEZING  
SPRAY EARLY. WAVES BUILDING TO 15 TO 20 FEET OCCASIONALLY TO 25  
FEET, THEN SUBSIDING TO 6 TO 9 FEET OCCASIONALLY TO 11 FEET.    
SATURDAY NIGHT
 
NORTHWEST WINDS 10 TO 20 KNOTS BACKING SOUTH  
AFTER MIDNIGHT, THEN INCREASING TO 15 TO 25 KNOTS LATE. WAVES  
SUBSIDING TO CALM TO 2 FEET, THEN BUILDING TO 1 TO 3 FEET.    
SUNDAY
 
SOUTH WINDS 20 TO 30 KNOTS. A SLIGHT CHANCE OF SNOW  
SHOWERS THROUGH EARLY AFTERNOON, THEN RAIN SHOWERS, POSSIBLY  
MIXED WITH SNOW BY MID AFTERNOON. WAVES BUILDING TO 4 TO 7 FEET  
OCCASIONALLY TO 9 FEET, THEN SUBSIDING TO 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET.    
SUNDAY NIGHT
 
SOUTH WINDS 15 TO 25 KNOTS VEERING WEST AFTER  
MIDNIGHT. A CHANCE OF RAIN SHOWERS THROUGH MIDNIGHT. WAVES  
SUBSIDING TO 2 TO 4 FEET.    
MONDAY
 
WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO  
20 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.    
MONDAY NIGHT
 
NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHEAST  
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.    
TUESDAY
 
EAST WINDS 20 TO 30 KNOTS INCREASING TO GALES TO  
35 KNOTS. A CHANCE OF SNOW SHOWERS, THEN SNOW SHOWERS. WAVES  
BUILDING TO 9 TO 12 FEET OCCASIONALLY TO 15 FEET.    
WEDNESDAY
 
EAST GALES TO 40 KNOTS BECOMING WEST GALES TO  
35 KNOTS. RAIN SHOWERS, POSSIBLY MIXED WITH SNOW, THEN A CHANCE  
OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET OCCASIONALLY TO  
8 FEET.  
 

 
 
LSZ266-010415-  
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 EDT FRI MAR 31 2023  
 
...GALE WARNING IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH  
SATURDAY AFTERNOON...  
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 2 AM EDT SATURDAY  
THROUGH SATURDAY AFTERNOON...  
   
LATE THIS AFTERNOON
 
NORTHEAST WINDS 20 TO 30 KNOTS. A SLIGHT  
CHANCE OF RAIN AND SLEET. WAVES 4 TO 7 FEET OCCASIONALLY TO  
9 FEET.    
TONIGHT
 
NORTHEAST GALES TO 35 KNOTS INCREASING TO GALES TO 45  
KNOTS WITH A FEW STORM FORCE GUSTS TO 50 KNOTS POSSIBLE LATE. A  
SLIGHT CHANCE OF RAIN THROUGH MIDNIGHT. A CHANCE OF SNOW. HEAVY FREEZING  
SPRAY LATE. WAVES BUILDING TO 15 TO 20 FEET OCCASIONALLY TO 25  
FEET.   
SATURDAY
 
NORTH GALES TO 45 KNOTS DIMINISHING TO 20 TO 30 KNOTS  
LATE. A CHANCE OF SNOW THROUGH EARLY AFTERNOON. FREEZING SPRAY.  
WAVES SUBSIDING TO 7 TO 10 FEET OCCASIONALLY TO 13 FEET.    
SATURDAY NIGHT
 
NORTHWEST WINDS 15 TO 25 KNOTS BECOMING  
SOUTHWEST 10 TO 20 KNOTS AFTER MIDNIGHT, THEN BECOMING SOUTH  
15 TO 25 KNOTS LATE. WAVES SUBSIDING TO 1 TO 3 FEET, THEN  
BUILDING TO 2 TO 4 FEET.    
SUNDAY
 
SOUTH WINDS 20 TO 30 KNOTS. SNOW SHOWERS, POSSIBLY  
MIXED WITH RAIN BY MID AFTERNOON. WAVES BUILDING TO 6 TO 9 FEET  
OCCASIONALLY TO 11 FEET.    
SUNDAY NIGHT
 
SOUTH WINDS 20 TO 30 KNOTS BECOMING WEST 15 TO  
25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS THROUGH  
MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO 3 TO  
6 FEET OCCASIONALLY TO 8 FEET.    
MONDAY
 
WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO  
20 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.    
MONDAY NIGHT
 
NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHEAST  
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET  
OCCASIONALLY TO 7 FEET.    
TUESDAY
 
EAST WINDS 15 TO 25 KNOTS INCREASING TO GALES TO  
40 KNOTS. A CHANCE OF SNOW SHOWERS. SNOW SHOWERS. WAVES BUILDING  
TO 9 TO 12 FEET OCCASIONALLY TO 15 FEET.    
WEDNESDAY
 
EAST GALES TO 40 KNOTS VEERING WEST. RAIN SHOWERS,  
POSSIBLY MIXED WITH SNOW, THEN A CHANCE OF SNOW SHOWERS. WAVES  
SUBSIDING TO 5 TO 8 FEET OCCASIONALLY TO 10 FEET.  
 

 
 
LSZ267-010415-  
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF  
SHORE TO THE US/CANADIAN BORDER-  
405 PM EDT FRI MAR 31 2023  
 
...GALE WARNING IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH  
SATURDAY AFTERNOON...  
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 2 AM EDT SATURDAY  
THROUGH SATURDAY AFTERNOON...  
   
LATE THIS AFTERNOON
 
NORTHEAST WINDS 15 TO 25 KNOTS. A SLIGHT  
CHANCE OF RAIN. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET  
OCCASIONALLY TO 7 FEET.    
TONIGHT
 
NORTHEAST GALES TO 35 KNOTS INCREASING TO GALES TO 45 KNOTS.  
A CHANCE OF RAIN THROUGH MIDNIGHT. HEAVY FREEZING SPRAY LATE. A  
CHANCE OF SNOW. WAVES BUILDING TO 12 TO 17 FEET OCCASIONALLY TO 21  
FEET.   
SATURDAY
 
NORTHEAST GALES TO 45 KNOTS BECOMING NORTH GALES TO  
40 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW THROUGH EARLY  
AFTERNOON. HEAVY FREEZING SPRAY. WAVES SUBSIDING TO 5 TO 8 FEET  
OCCASIONALLY TO 10 FEET.    
SATURDAY NIGHT
 
NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO  
20 KNOTS AFTER MIDNIGHT, THEN VEERING SOUTH LATE. WAVES SUBSIDING  
TO CALM TO 2 FEET, THEN BUILDING TO 1 TO 3 FEET.    
SUNDAY
 
SOUTH WINDS 20 TO 30 KNOTS. SNOW SHOWERS LIKELY BY MID  
AFTERNOON. WAVES BUILDING TO 4 TO 7 FEET OCCASIONALLY TO 9 FEET.    
SUNDAY NIGHT
 
SOUTH WINDS 20 TO 30 KNOTS VEERING SOUTHWEST  
AFTER MIDNIGHT. RAIN SHOWERS, POSSIBLY MIXED WITH SNOW THROUGH  
MIDNIGHT, THEN A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES  
BUILDING TO 5 TO 8 FEET OCCASIONALLY TO 10 FEET, THEN SUBSIDING  
TO 3 TO 6 FEET OCCASIONALLY TO 8 FEET.    
MONDAY
 
WEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO 25 KNOTS  
BY MID AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.    
MONDAY NIGHT
 
NORTH WINDS 15 TO 25 KNOTS VEERING NORTHEAST  
AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET, THEN BUILDING TO  
2 TO 4 FEET.    
TUESDAY
 
EAST WINDS 15 TO 25 KNOTS INCREASING TO GALES TO  
35 KNOTS. A CHANCE OF SNOW SHOWERS, THEN RAIN AND SNOW SHOWERS.  
WAVES BUILDING TO 6 TO 9 FEET OCCASIONALLY TO 11 FEET.    
WEDNESDAY
 
SOUTHEAST GALES TO 45 KNOTS BECOMING SOUTHWEST GALES  
TO 40 KNOTS. RAIN SHOWERS LIKELY, THEN A CHANCE OF SNOW SHOWERS.  
WAVES SUBSIDING TO 4 TO 8 FEET OCCASIONALLY TO 10 FEET.  
 

 
 
LSZ261-010415-  
MAFOR 3121/  
SUPERIOR WEST...GALE AND HEAVY FREEZING SPRAY WARNINGS IN  
EFFECT...11150 11160 12170 11161 11851 11151 11130. WAVES 6 TO 10  
FEET BUILDING TO 12 TO 16 FEET TONIGHT, THEN SUBSIDING TO 5 TO 8  
FEET SATURDAY.  
 
SUPERIOR NORTH CENTRAL...GALE AND HEAVY FREEZING SPRAY WARNINGS  
IN EFFECT...11140 11150 11160 11171 11172 11162 11852 11840. WAVES  
4 TO 7 FEET BUILDING TO 12 TO 17 FEET TONIGHT, THEN SUBSIDING TO  
7 TO 10 FEET SATURDAY.  
 
SUPERIOR SOUTH CENTRAL...GALE AND HEAVY FREEZING SPRAY WARNINGS  
IN EFFECT...11140 11150 12160 11161 11861 12851. A CHANCE OF SNOW  
TONIGHT. WAVES 5 TO 7 FEET BUILDING TO 12 TO 17 FEET TONIGHT, THEN  
SUBSIDING TO 10 TO 13 FEET SATURDAY.  
 
SUPERIOR EAST...GALE AND HEAVY FREEZING SPRAY WARNINGS IN  
EFFECT...11140 11150 12160 11161 11160 11862 11851. A CHANCE OF  
SNOW OVERNIGHT AND SATURDAY MORNING. WAVES 3 TO 6 FEET BUILDING TO  
10 TO 16 FEET TONIGHT, THEN SUBSIDING TO 8 TO 11 FEET SATURDAY.  
 

 
 
JABLONSKI  
 
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT  
WEATHER.GOV/MQT/GLFTABLE  
 
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:  
WEATHER.GOV/GREATLAKES  
 




Random Weather Facts

Canadian Facts and Trivia - THE PEOPLE AND THE HISTORY
Long before Columbus, long before Cartier, the first Europeans known to have encountered Canada, and North America, were Viking explorers who reached Newfoundland around 1000 CE, and likely also Labrador and Baffin Island.

They established a short-lived settlement at L’Anse aux Meadows at the top of Newfoundland’s Great Northern Peninsula, which is now a World Heritage Site. A second potential viking site was discovered at Point Rosee in southeastern Newfoundland in 2016.