413  
AXUS43 KMQT 311329  
MISMQT  
 
OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO  
NATIONAL WEATHER SERVICE MARQUETTE MI  
929 AM EDT MON MAR 31 2025  
 
LSZ162-312130-  
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND  
PORTAGE MN BEYOND 5NM-  
929 AM EDT MON MAR 31 2025 /829 AM CDT MON MAR 31 2025/  
 
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY  
EVENING...  
   
REST OF TODAY  
NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO  
15 KNOTS IN THE AFTERNOON, THEN BACKING SOUTHWEST LATE. WAVES  
3 TO 5 FEET OCCASIONALLY TO 7 FEET SUBSIDING TO CALM TO 2 FEET.    
TONIGHT  
NORTH WINDS 5 TO 15 KNOTS VEERING EAST LATE. WAVES  
CALM TO 2 FEET.    
TUESDAY  
EAST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS  
LATE. A SLIGHT CHANCE OF SNOW BY MID AFTERNOON. WAVES BUILDING TO  
3 TO 5 FEET OCCASIONALLY TO 7 FEET.    
TUESDAY NIGHT  
EAST WINDS 15 TO 25 KNOTS INCREASING TO GALES TO  
35 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW THROUGH MIDNIGHT, THEN  
SNOW LIKELY AFTER MIDNIGHT. WAVES BUILDING TO 6 TO 9 FEET  
OCCASIONALLY TO 11 FEET.  
 
 
LSZ263-312130-  
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-  
929 AM EDT MON MAR 31 2025  
 
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY  
EVENING...  
   
REST OF TODAY  
NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO  
20 KNOTS IN THE AFTERNOON, THEN BECOMING SOUTHWEST 5 TO 15 KNOTS  
LATE. WAVES 3 TO 6 FEET OCCASIONALLY TO 8 FEET SUBSIDING TO CALM  
TO 2 FEET.    
TONIGHT  
WEST WINDS 5 TO 15 KNOTS VEERING NORTH AFTER MIDNIGHT,  
THEN VEERING NORTHEAST LATE. WAVES CALM TO 2 FEET.    
TUESDAY  
EAST WINDS 5 TO 15 KNOTS INCREASING TO 15 TO 25 KNOTS.  
WAVES BUILDING TO 3 TO 5 FEET OCCASIONALLY TO 7 FEET.    
TUESDAY NIGHT  
EAST WINDS 15 TO 25 KNOTS INCREASING TO GALES TO  
35 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES BUILDING TO 6 TO  
9 FEET OCCASIONALLY TO 11 FEET.    
WEDNESDAY  
EAST GALES TO 45 KNOTS. SNOW. RAIN BY MID AFTERNOON.  
WAVES BUILDING TO 15 TO 20 FEET OCCASIONALLY TO 25 FEET.  
 
 
LSZ264-312130-  
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU  
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-  
929 AM EDT MON MAR 31 2025  
 
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY  
EVENING...  
   
REST OF TODAY  
NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO  
20 KNOTS IN THE AFTERNOON, THEN BACKING NORTHWEST LATE. FREEZING  
SPRAY BY LATE MORNING. WAVES 4 TO 7 FEET OCCASIONALLY TO 9 FEET  
SUBSIDING TO 2 TO 4 FEET.    
TONIGHT  
NORTH WINDS 5 TO 15 KNOTS VEERING NORTHEAST AFTER  
MIDNIGHT, THEN BACKING NORTH LATE. WAVES SUBSIDING TO CALM TO  
2 FEET.    
TUESDAY  
NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST IN THE  
AFTERNOON, THEN BECOMING SOUTHEAST 10 TO 20 KNOTS LATE. WAVES  
BUILDING TO 1 TO 3 FEET.    
TUESDAY NIGHT  
SOUTHEAST WINDS 15 TO 25 KNOTS INCREASING TO  
GALES TO 35 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW AFTER  
MIDNIGHT. WAVES BUILDING TO 7 TO 10 FEET OCCASIONALLY TO 13 FEET.  
 
 
LSZ265-312130-  
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI  
BEYOND 5NM FROM SHORE-  
929 AM EDT MON MAR 31 2025  
 
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY  
EVENING...  
   
REST OF TODAY  
NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO  
25 KNOTS IN THE AFTERNOON, THEN BACKING NORTHWEST LATE. FREEZING  
SPRAY BY LATE MORNING. WAVES 6 TO 9 FEET OCCASIONALLY TO 11 FEET  
SUBSIDING TO 3 TO 6 FEET OCCASIONALLY TO 8 FEET.    
TONIGHT  
NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO  
15 KNOTS AFTER MIDNIGHT, THEN BACKING WEST LATE. WAVES SUBSIDING  
TO CALM TO 2 FEET.    
TUESDAY  
SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST IN THE  
AFTERNOON, THEN INCREASING TO 15 TO 25 KNOTS LATE. WAVES BUILDING  
TO 1 TO 3 FEET.    
TUESDAY NIGHT  
SOUTHEAST WINDS 20 TO 30 KNOTS. A SLIGHT CHANCE  
OF SNOW AFTER MIDNIGHT. WAVES BUILDING TO 6 TO 9 FEET  
OCCASIONALLY TO 11 FEET.  
 
 
LSZ266-312130-  
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-  
929 AM EDT MON MAR 31 2025  
 
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY  
EVENING...  
   
REST OF TODAY  
NORTH WINDS 20 TO 30 KNOTS BACKING NORTHWEST  
LATE. FREEZING SPRAY BY LATE MORNING. WAVES 6 TO 9 FEET  
OCCASIONALLY TO 11 FEET SUBSIDING TO 4 TO 7 FEET OCCASIONALLY TO  
9 FEET.    
TONIGHT  
NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO  
20 KNOTS AFTER MIDNIGHT, THEN BECOMING WEST 5 TO 15 KNOTS LATE.  
WAVES SUBSIDING TO 1 TO 3 FEET.    
TUESDAY  
SOUTH WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO  
20 KNOTS IN THE AFTERNOON, THEN INCREASING TO 15 TO 25 KNOTS  
LATE. WAVES SUBSIDING TO CALM TO 2 FEET, THEN BUILDING TO 1 TO  
3 FEET.    
TUESDAY NIGHT  
SOUTHEAST WINDS 15 TO 25 KNOTS INCREASING TO  
GALES TO 35 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW AFTER  
MIDNIGHT. WAVES BUILDING TO 7 TO 10 FEET OCCASIONALLY TO 13 FEET.  
 
 
LSZ267-312130-  
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF  
SHORE TO THE US/CANADIAN BORDER-  
929 AM EDT MON MAR 31 2025  
 
...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY  
EVENING...  
   
REST OF TODAY  
NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO  
25 KNOTS IN THE AFTERNOON, THEN BECOMING NORTHWEST 20 TO 30 KNOTS  
LATE. FREEZING SPRAY BY LATE MORNING. WAVES 4 TO 7 FEET  
OCCASIONALLY TO 9 FEET SUBSIDING TO 3 TO 5 FEET OCCASIONALLY TO  
7 FEET, THEN BUILDING TO 3 TO 6 FEET OCCASIONALLY TO 8 FEET.    
TONIGHT  
NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO  
20 KNOTS AFTER MIDNIGHT, THEN BECOMING NORTHEAST 5 TO 15 KNOTS  
LATE. WAVES BUILDING TO 4 TO 7 FEET OCCASIONALLY TO 9 FEET, THEN  
SUBSIDING TO 1 TO 3 FEET.    
TUESDAY  
SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO  
CALM TO 2 FEET.    
TUESDAY NIGHT  
SOUTHEAST WINDS 15 TO 25 KNOTS INCREASING TO  
GALES TO 35 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 6 TO 9 FEET  
OCCASIONALLY TO 11 FEET.  
 
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