442  
AXUS43 KMQT 070801  
MISMQT  
 
OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO  
NATIONAL WEATHER SERVICE MARQUETTE MI  
401 AM EDT SUN SEP 7 2025  
 
LSZ162-072000-  
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND  
PORTAGE MN BEYOND 5NM-  
401 AM EDT SUN SEP 7 2025 /301 AM CDT SUN SEP 7 2025/  
   
EARLY THIS MORNING
 
NORTHWEST WINDS 10 TO 20 KNOTS. WAVES 1 TO  
3 FEET.    
TODAY
 
NORTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO  
20 KNOTS IN THE AFTERNOON, THEN BACKING SOUTHWEST LATE. WAVES  
SUBSIDING TO CALM TO 2 FEET, THEN BUILDING TO 1 TO 3 FEET.    
TONIGHT
 
SOUTHWEST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO CALM  
TO 2 FEET.    
MONDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO  
15 KNOTS IN THE AFTERNOON, THEN BACKING SOUTHEAST LATE. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS BY MID AFTERNOON. WAVES  
BUILDING TO 1 TO 3 FEET, THEN SUBSIDING TO CALM TO 2 FEET.    
MONDAY NIGHT
 
SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST AFTER  
MIDNIGHT. SHOWERS LIKELY THROUGH MIDNIGHT. A CHANCE OF  
THUNDERSTORMS. A CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES CALM TO  
2 FEET.  

 
 
LSZ263-072000-  
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-  
401 AM EDT SUN SEP 7 2025  
   
EARLY THIS MORNING
 
NORTH WINDS 10 TO 20 KNOTS. WAVES 2 TO  
4 FEET.    
TODAY
 
NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST IN THE  
AFTERNOON, THEN INCREASING TO 10 TO 20 KNOTS LATE. WAVES  
SUBSIDING TO CALM TO 2 FEET, THEN BUILDING TO 1 TO 3 FEET.    
TONIGHT
 
WEST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO  
15 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET, THEN  
SUBSIDING TO 1 TO 3 FEET.    
MONDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO  
15 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS BY MID AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET,  
THEN SUBSIDING TO CALM TO 2 FEET.    
MONDAY NIGHT
 
SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHWEST  
10 TO 20 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS. WAVES BUILDING TO 1 TO 3 FEET.  

 
 
LSZ264-072000-  
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU  
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-  
401 AM EDT SUN SEP 7 2025  
   
EARLY THIS MORNING
 
NORTH WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE  
OF SHOWERS. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET  
OCCASIONALLY TO 7 FEET.    
TODAY
 
NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO  
15 KNOTS IN THE AFTERNOON, THEN INCREASING TO 10 TO 20 KNOTS  
LATE. WAVES SUBSIDING TO 1 TO 3 FEET.    
TONIGHT
 
WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS  
AFTER MIDNIGHT, THEN BACKING SOUTHWEST LATE. WAVES BUILDING TO  
2 TO 4 FEET, THEN SUBSIDING TO 1 TO 3 FEET.    
MONDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO  
15 KNOTS IN THE AFTERNOON, THEN BACKING SOUTH LATE. WAVES  
BUILDING TO 2 TO 4 FEET, THEN SUBSIDING TO 1 TO 3 FEET.    
MONDAY NIGHT
 
SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO  
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS THROUGH MIDNIGHT. A  
SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS LIKELY AFTER MIDNIGHT.  
WAVES BUILDING TO 2 TO 4 FEET, THEN SUBSIDING TO 1 TO 3 FEET.  

 
 
LSZ265-072000-  
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI  
BEYOND 5NM FROM SHORE-  
401 AM EDT SUN SEP 7 2025  
   
EARLY THIS MORNING
 
NORTHWEST WINDS 15 TO 25 KNOTS. A SLIGHT  
CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.    
TODAY
 
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO  
20 KNOTS IN THE AFTERNOON, THEN BACKING WEST LATE. WAVES BUILDING  
TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET, THEN SUBSIDING TO 1 TO  
3 FEET.    
TONIGHT
 
WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST AFTER  
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.    
MONDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS BACKING SOUTHEAST LATE.  
WAVES CALM TO 2 FEET.    
MONDAY NIGHT
 
SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO  
25 KNOTS AFTER MIDNIGHT. SHOWERS AND A CHANCE OF THUNDERSTORMS.  
WAVES BUILDING TO 1 TO 3 FEET.  

 
 
LSZ266-072000-  
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-  
401 AM EDT SUN SEP 7 2025  
   
EARLY THIS MORNING
 
NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF  
SHOWERS. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET OCCASIONALLY  
TO 7 FEET.    
TODAY
 
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO  
20 KNOTS LATE. A SLIGHT CHANCE OF SHOWERS THROUGH EARLY  
AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.    
TONIGHT
 
WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST AFTER  
MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.    
MONDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS BACKING SOUTH IN THE  
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.    
MONDAY NIGHT
 
SOUTH WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS  
THROUGH MIDNIGHT. A CHANCE OF THUNDERSTORMS. SHOWERS AFTER  
MIDNIGHT. WAVES BUILDING TO 3 TO 6 FEET OCCASIONALLY TO 8 FEET.  

 
 
LSZ267-072000-  
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF  
SHORE TO THE US/CANADIAN BORDER-  
401 AM EDT SUN SEP 7 2025  
   
EARLY THIS MORNING
 
NORTHWEST WINDS 10 TO 20 KNOTS. A CHANCE OF  
SHOWERS. WAVES 2 TO 4 FEET.    
TODAY
 
NORTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO  
20 KNOTS IN THE AFTERNOON, THEN INCREASING TO 15 TO 25 KNOTS  
LATE. A SLIGHT CHANCE OF SHOWERS THROUGH EARLY AFTERNOON. WAVES  
BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET, THEN SUBSIDING TO  
2 TO 4 FEET.    
TONIGHT
 
WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST LATE.  
WAVES SUBSIDING TO 1 TO 3 FEET.    
MONDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS BACKING SOUTH LATE.  
WAVES SUBSIDING TO CALM TO 2 FEET.    
MONDAY NIGHT
 
SOUTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO  
30 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS THROUGH MIDNIGHT,  
THEN SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. WAVES BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET.  

 
 
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