642  
AXUS43 KMQT 110801  
MISMQT  
 
OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO  
NATIONAL WEATHER SERVICE MARQUETTE MI  
400 AM EDT FRI SEP 11 2026  
 
LSZ162-112000-  
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND  
PORTAGE MN BEYOND 5NM-  
400 AM EDT FRI SEP 11 2026 /300 AM CDT FRI SEP 11 2026/  
   
EARLY THIS MORNING  
SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES 1 TO  
3 FEET.    
TODAY  
SOUTHWEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO  
30 KNOTS IN THE AFTERNOON, THEN BECOMING SOUTH 15 TO 25 KNOTS  
LATE. WAVES BUILDING TO 2 TO 4 FEET, THEN SUBSIDING TO 1 TO  
3 FEET.    
TONIGHT  
SOUTH WINDS 15 TO 25 KNOTS VEERING SOUTHWEST LATE.  
SHOWERS THROUGH MIDNIGHT. A CHANCE OF THUNDERSTORMS. A CHANCE OF  
SHOWERS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET, THEN  
BUILDING TO 1 TO 3 FEET.    
SATURDAY  
WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO  
30 KNOTS IN THE AFTERNOON. WAVES 1 TO 3 FEET.    
SATURDAY NIGHT  
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO  
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.  
 
 
LSZ263-112000-  
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-  
400 AM EDT FRI SEP 11 2026  
   
EARLY THIS MORNING  
SOUTHWEST WINDS 20 TO 30 KNOTS. WAVES 2 TO  
4 FEET.    
TODAY  
SOUTHWEST WINDS 20 TO 30 KNOTS BACKING SOUTH LATE. WAVES  
BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET, THEN SUBSIDING TO  
1 TO 3 FEET.    
TONIGHT  
SOUTH WINDS 15 TO 25 KNOTS VEERING SOUTHWEST LATE. A  
CHANCE OF SHOWERS THROUGH MIDNIGHT. A CHANCE OF THUNDERSTORMS.  
SHOWERS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.    
SATURDAY  
WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO  
30 KNOTS IN THE AFTERNOON. WAVES BUILDING TO 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET.    
SATURDAY NIGHT  
NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO  
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.  
 
 
LSZ264-112000-  
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU  
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-  
400 AM EDT FRI SEP 11 2026  
   
EARLY THIS MORNING  
SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES 1 TO  
3 FEET BUILDING TO 2 TO 4 FEET.    
TODAY  
SOUTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO  
25 KNOTS IN THE AFTERNOON, THEN BECOMING SOUTH 10 TO 20 KNOTS  
LATE. WAVES BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET, THEN  
SUBSIDING TO 1 TO 3 FEET.    
TONIGHT  
SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO  
25 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS THROUGH MIDNIGHT. A  
CHANCE OF THUNDERSTORMS. SHOWERS AFTER MIDNIGHT. WAVES BUILDING  
TO 2 TO 4 FEET.    
SATURDAY  
WEST WINDS 15 TO 25 KNOTS INCREASING TO 30 KNOTS WITH  
A FEW GALE FORCE GUSTS TO 35 KNOTS POSSIBLE. A SLIGHT CHANCE OF  
SHOWERS THROUGH EARLY AFTERNOON. WAVES BUILDING TO 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET.    
SATURDAY NIGHT  
NORTHWEST WINDS 20 TO 30 KNOTS DIMINISHING TO  
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.  
 
 
LSZ265-112000-  
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI  
BEYOND 5NM FROM SHORE-  
400 AM EDT FRI SEP 11 2026  
   
EARLY THIS MORNING  
SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES CALM  
TO 2 FEET BUILDING TO 1 TO 3 FEET.    
TODAY  
SOUTHWEST WINDS 20 TO 30 KNOTS BECOMING SOUTH 15 TO  
25 KNOTS IN THE AFTERNOON, THEN INCREASING TO 20 TO 30 KNOTS  
LATE. WAVES BUILDING TO 2 TO 4 FEET.    
TONIGHT  
SOUTH WINDS 20 TO 30 KNOTS. A CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. WAVES SUBSIDING TO 1 TO 3 FEET.    
SATURDAY  
SOUTHWEST WINDS 20 TO 30 KNOTS BECOMING WEST TO  
30 KNOTS WITH A FEW GALE FORCE GUSTS TO 35 KNOTS POSSIBLE IN THE  
AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET.    
SATURDAY NIGHT  
WEST WINDS 20 TO 30 KNOTS VEERING NORTHWEST  
AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.  
 
 
LSZ266-112000-  
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-  
400 AM EDT FRI SEP 11 2026  
   
EARLY THIS MORNING  
SOUTH WINDS 15 TO 25 KNOTS. WAVES 1 TO  
3 FEET.    
TODAY  
SOUTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO 25 KNOTS  
IN THE AFTERNOON, THEN INCREASING TO 20 TO 30 KNOTS LATE. WAVES  
BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET.    
TONIGHT  
SOUTH WINDS 20 TO 30 KNOTS. A CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 4 TO 7 FEET  
OCCASIONALLY TO 9 FEET, THEN SUBSIDING TO 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET.    
SATURDAY  
SOUTHWEST WINDS 20 TO 30 KNOTS VEERING WEST IN THE  
AFTERNOON. A SLIGHT CHANCE OF THUNDERSTORMS THROUGH EARLY  
AFTERNOON. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO 3 TO  
5 FEET OCCASIONALLY TO 7 FEET.    
SATURDAY NIGHT  
WEST WINDS 20 TO 30 KNOTS VEERING NORTHWEST  
AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 6 FEET OCCASIONALLY TO  
8 FEET.  
 
 
LSZ267-112000-  
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF  
SHORE TO THE US/CANADIAN BORDER-  
400 AM EDT FRI SEP 11 2026  
   
EARLY THIS MORNING  
SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO  
2 FEET BUILDING TO 1 TO 3 FEET.    
TODAY  
SOUTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO 30 KNOTS  
LATE. WAVES BUILDING TO 2 TO 4 FEET.    
TONIGHT  
SOUTH WINDS 20 TO 30 KNOTS. A SLIGHT CHANCE OF SHOWERS  
AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET OCCASIONALLY TO  
7 FEET.    
SATURDAY  
SOUTH WINDS 20 TO 30 KNOTS VEERING WEST IN THE  
AFTERNOON. A SLIGHT CHANCE OF THUNDERSTORMS THROUGH EARLY  
AFTERNOON. A CHANCE OF SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET,  
THEN BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET.    
SATURDAY NIGHT  
WEST WINDS 20 TO 30 KNOTS VEERING NORTHWEST  
AFTER MIDNIGHT. WAVES BUILDING TO 3 TO 6 FEET OCCASIONALLY TO  
8 FEET.  
 
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