609  
AXUS43 KMQT 182211  
MISMQT  
 
OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO  
NATIONAL WEATHER SERVICE MARQUETTE MI  
611 PM EDT SAT MAY 18 2024  
 
LSZ162-190615-  
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND  
PORTAGE MN BEYOND 5NM-  
611 PM EDT SAT MAY 18 2024 /511 PM CDT SAT MAY 18 2024/  
   
LATE THIS AFTERNOON
 
NORTH WINDS 10 TO 20 KNOTS. SCATTERED  
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FEET.    
TONIGHT
 
WEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO  
20 KNOTS LATE. WAVES BUILDING TO 2 TO 4 FEET.    
SUNDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO 1 TO  
3 FEET, THEN BUILDING TO 2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTH  
5 TO 15 KNOTS AFTER MIDNIGHT, THEN BECOMING EAST 10 TO 20 KNOTS  
LATE. A CHANCE OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.    
MONDAY
 
NORTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN  
SHOWERS. WAVES CALM TO 2 FEET.  

 
 
LSZ263-190615-  
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-  
611 PM EDT SAT MAY 18 2024  
 
...SEVERE THUNDERSTORM WATCH 257 IN EFFECT UNTIL 11 PM EDT THIS  
EVENING...  
   
LATE THIS AFTERNOON
 
WEST WINDS 10 TO 20 KNOTS. NUMEROUS RAIN  
SHOWERS AND SCATTERED THUNDERSTORMS. SOME THUNDERSTORMS MAY BE  
SEVERE WITH WIND GUSTS OVER 35 KNOTS AND LARGE HAIL. WAVES 2 TO  
4 FEET.    
TONIGHT
 
SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST AFTER  
MIDNIGHT, THEN BACKING SOUTHWEST LATE. A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS THROUGH MIDNIGHT. WAVES 2 TO 4 FEET.    
SUNDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO  
25 KNOTS IN THE AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET  
OCCASIONALLY TO 7 FEET, THEN SUBSIDING TO 2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTH  
5 TO 15 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.    
MONDAY
 
EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST BY MID  
AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.  

 
 
LSZ264-190615-  
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU  
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-  
611 PM EDT SAT MAY 18 2024  
   
LATE THIS AFTERNOON
 
SOUTHEAST WINDS 15 TO 25 KNOTS. SCATTERED  
SHOWERS AND THUNDERSTORMS. WAVES 3 TO 6 FEET OCCASIONALLY TO  
8 FEET.    
TONIGHT
 
SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST AFTER  
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH MIDNIGHT.  
WAVES SUBSIDING TO 2 TO 4 FEET, THEN BUILDING TO 3 TO 5 FEET  
OCCASIONALLY TO 7 FEET.    
SUNDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO  
25 KNOTS IN THE AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET  
OCCASIONALLY TO 7 FEET, THEN SUBSIDING TO 2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING SOUTH  
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.    
MONDAY
 
SOUTHEAST WINDS 5 TO 15 KNOTS BACKING EAST BY MID  
AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES CALM TO 2 FEET.  

 
 
LSZ265-190615-  
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI  
BEYOND 5NM FROM SHORE-  
611 PM EDT SAT MAY 18 2024  
   
LATE THIS AFTERNOON
 
SOUTHEAST WINDS 15 TO 25 KNOTS. SCATTERED  
SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FEET.    
TONIGHT
 
SOUTH WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO  
25 KNOTS AFTER MIDNIGHT, THEN DIMINISHING TO 10 TO 20 KNOTS LATE.  
SHOWERS WITH THUNDERSTORMS LIKELY THROUGH MIDNIGHT. WAVES  
SUBSIDING TO 1 TO 3 FEET.    
SUNDAY
 
SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM  
TO 2 FEET.    
SUNDAY NIGHT
 
SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO  
15 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. WAVES CALM TO 2 FEET.    
MONDAY
 
SOUTHEAST WINDS 10 TO 20 KNOTS. RAIN SHOWERS LIKELY  
THROUGH EARLY AFTERNOON, THEN A CHANCE OF RAIN SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO  
2 FEET.  

 
 
LSZ266-190615-  
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-  
611 PM EDT SAT MAY 18 2024  
   
LATE THIS AFTERNOON
 
SOUTHEAST WINDS 20 TO 30 KNOTS. SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS. WAVES 3 TO 6 FEET  
OCCASIONALLY TO 8 FEET.    
TONIGHT
 
SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO  
20 KNOTS AFTER MIDNIGHT, THEN VEERING WEST LATE. A CHANCE OF  
SHOWERS AND THUNDERSTORMS THROUGH MIDNIGHT. WAVES SUBSIDING TO  
2 TO 4 FEET, THEN BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET.   
SUNDAY
 
WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST IN THE  
AFTERNOON. WAVES 3 TO 5 FEET OCCASIONALLY TO 7 FEET, THEN  
SUBSIDING TO 2 TO 4 FEET.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH  
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.   
MONDAY
 
SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN  
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS BY MID AFTERNOON. WAVES  
CALM TO 2 FEET.  

 
 
LSZ267-190615-  
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF  
SHORE TO THE US/CANADIAN BORDER-  
611 PM EDT SAT MAY 18 2024  
   
LATE THIS AFTERNOON
 
SOUTH WINDS 15 TO 25 KNOTS. WAVES 1 TO  
3 FEET BUILDING TO 2 TO 4 FEET.    
TONIGHT
 
SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO  
20 KNOTS LATE. SHOWERS LIKELY THROUGH MIDNIGHT. A CHANCE OF  
THUNDERSTORMS. A CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES  
SUBSIDING TO 1 TO 3 FEET.    
SUNDAY
 
WEST WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO  
15 KNOTS IN THE AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.    
SUNDAY NIGHT
 
SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO  
20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.    
MONDAY
 
SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS  
THROUGH EARLY AFTERNOON, THEN SHOWERS LIKELY AND A SLIGHT CHANCE  
OF THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO 2 FEET.  

 
 
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