444  
SXUS43 KMQT 152101  
RECMQT  
 
MIZ001-160800-  
RECREATIONAL FORECAST FOR ISLE ROYALE NATIONAL PARK  
NATIONAL WEATHER SERVICE MARQUETTE MI  
500 PM EDT WED APR 15 2026  
 
ISLE ROYALE (SW AREAS)-  
INCLUDING GREENSTONE RIDGE SOUTH, LITTLE TODD HARBOR, MINONG RIDGE,  
AND WINDIGO-  
   
..FLOOD WATCH IN EFFECT THROUGH LATE THURSDAY NIGHT
 
 
...DENSE FOG ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EDT  
THURSDAY...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG EARLY IN THE EVENING, THEN  
AREAS OF DENSE FOG BY MIDNIGHT. LOWS AROUND 34. EAST WINDS UP TO  
5 MPH BECOMING SOUTHWEST LATE. WAVES CALM TO 1 FOOT.    
THURSDAY
 
PARTLY SUNNY. AREAS OF FOG THROUGH EARLY AFTERNOON.  
HIGHS 40 TO 45. SOUTHWEST WINDS UP TO 10 MPH BECOMING SOUTH LATE.  
WAVES CALM TO 1 FOOT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 34. EAST WINDS UP TO  
10 MPH. WAVES CALM TO 1 FOOT.    
FRIDAY
 
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS BY MID AFTERNOON. MOSTLY CLOUDY. HIGHS AROUND 46. EAST  
WINDS 5 TO 15 MPH. CHANCE OF PRECIPITATION 50 PERCENT. WAVES  
BUILDING TO 1 TO 2 FEET.    
FRIDAY NIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS  
THROUGH MIDNIGHT, THEN A CHANCE OF RAIN AND SNOW SHOWERS LATE.  
MOSTLY CLOUDY. LOWS AROUND 29. NORTHEAST WINDS 5 TO 15 MPH BECOMING  
NORTHWEST 10 TO 20 MPH LATE. CHANCE OF PRECIPITATION 80 PERCENT.  
WAVES BUILDING TO 3 TO 6 FEET.    
SATURDAY THROUGH SUNDAY
 
MOSTLY CLOUDY. HIGHS AROUND 34. LOWS  
AROUND 24.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 28.    
MONDAY
 
MOSTLY SUNNY THROUGH EARLY AFTERNOON THEN BECOMING PARTLY  
SUNNY. HIGHS AROUND 42.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 36.    
TUESDAY THROUGH WEDNESDAY
 
PARTLY CLOUDY. HIGHS AROUND 43. LOWS  
AROUND 33.  
 

 
 
ISLE ROYALE (NE AREAS)-  
INCLUDING GREENSTONE RIDGE NORTH, MALONE BAY, MOUNT SAGINAW,  
AND ROCK HARBOR-  
   
..FLOOD WATCH IN EFFECT THROUGH LATE THURSDAY NIGHT
 
 
...DENSE FOG ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EDT  
THURSDAY...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY DENSE FOG EARLY IN THE EVENING,  
THEN AREAS OF DENSE FOG BY MIDNIGHT. LOWS AROUND 34. EAST WINDS UP  
TO 5 MPH BECOMING SOUTHEAST BY MIDNIGHT, THEN BECOMING SOUTHWEST  
LATE. WAVES CALM TO 1 FOOT.    
THURSDAY
 
PARTLY SUNNY. PATCHY FOG. HIGHS 38 TO 43. SOUTHWEST  
WINDS UP TO 5 MPH BECOMING SOUTHEAST LATE. WAVES CALM TO 1 FOOT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG THROUGH MIDNIGHT. LOWS  
AROUND 34. EAST WINDS UP TO 10 MPH. WAVES BUILDING TO 1 TO 2 FEET.    
FRIDAY
 
A 40 PERCENT CHANCE OF RAIN SHOWERS BY MID AFTERNOON.  
MOSTLY CLOUDY. HIGHS 42 TO 47. EAST WINDS 5 TO 15 MPH. WAVES  
BUILDING TO 3 TO 5 FEET.    
FRIDAY NIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS  
THROUGH MIDNIGHT, THEN A CHANCE OF RAIN AND SNOW SHOWERS LATE.  
MOSTLY CLOUDY. LOWS AROUND 29. EAST WINDS 10 TO 20 MPH BECOMING  
NORTHWEST LATE. CHANCE OF PRECIPITATION 80 PERCENT. WAVES BUILDING  
TO 3 TO 6 FEET.    
SATURDAY THROUGH SUNDAY
 
MOSTLY CLOUDY. HIGHS AROUND 33. LOWS  
AROUND 24.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 29.    
MONDAY
 
SUNNY THROUGH EARLY AFTERNOON THEN BECOMING PARTLY SUNNY.  
HIGHS AROUND 41.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 36.    
TUESDAY THROUGH WEDNESDAY
 
PARTLY CLOUDY. HIGHS AROUND 41. LOWS  
AROUND 33.  
 

 
 
ISLE ROYALE (NW AREAS)-  
INCLUDING AMYGDALOID ISLAND, LOOKOUT LOUISE, AND MINONG MINE-  
   
..FLOOD WATCH IN EFFECT THROUGH LATE THURSDAY NIGHT
 
 
...DENSE FOG ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EDT  
THURSDAY...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY DENSE FOG THROUGH MIDNIGHT. AREAS  
OF DENSE FOG LATE. LOWS AROUND 33. EAST WINDS UP TO 5 MPH BECOMING  
SOUTHEAST BY MIDNIGHT, THEN BECOMING SOUTHWEST LATE. WAVES CALM TO  
1 FOOT.    
THURSDAY
 
PARTLY SUNNY. PATCHY FOG THROUGH EARLY AFTERNOON. HIGHS  
38 TO 43. SOUTHWEST WINDS UP TO 5 MPH BECOMING SOUTHEAST LATE. WAVES  
CALM TO 1 FOOT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG THROUGH MIDNIGHT. LOWS  
AROUND 33. EAST WINDS UP TO 10 MPH. WAVES BUILDING TO 1 TO 2 FEET.    
FRIDAY
 
A 40 PERCENT CHANCE OF RAIN SHOWERS BY MID AFTERNOON.  
MOSTLY CLOUDY. HIGHS AROUND 44. EAST WINDS 5 TO 15 MPH. WAVES  
BUILDING TO 2 TO 4 FEET.    
FRIDAY NIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS  
THROUGH MIDNIGHT, THEN A CHANCE OF RAIN AND SNOW SHOWERS LATE.  
MOSTLY CLOUDY. LOWS AROUND 28. EAST WINDS 10 TO 20 MPH BECOMING  
NORTHWEST LATE. CHANCE OF PRECIPITATION 80 PERCENT. WAVES BUILDING  
TO 3 TO 6 FEET.    
SATURDAY THROUGH SUNDAY
 
BREEZY. MOSTLY CLOUDY. HIGHS AROUND 33.  
LOWS AROUND 23.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 28.    
MONDAY
 
MOSTLY SUNNY THROUGH EARLY AFTERNOON THEN BECOMING PARTLY  
SUNNY. HIGHS AROUND 41.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 35.    
TUESDAY THROUGH WEDNESDAY
 
PARTLY CLOUDY. HIGHS AROUND 42. LOWS  
AROUND 32.  
 

 
 
ISLE ROYALE (SE AREAS)-  
INCLUDING FELDTMAN RIDGE, RAINBOW COVE, AND SISKIWIT BAY-  
   
..FLOOD WATCH IN EFFECT THROUGH LATE THURSDAY NIGHT
 
 
...DENSE FOG ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EDT  
THURSDAY...  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY DENSE FOG EARLY IN THE EVENING,  
THEN AREAS OF DENSE FOG BY MIDNIGHT. LOWS AROUND 34. EAST WINDS UP  
TO 5 MPH BECOMING WEST LATE, THEN BECOMING SOUTHWEST LATE. WAVES  
CALM TO 1 FOOT.    
THURSDAY
 
PARTLY SUNNY. AREAS OF FOG THROUGH EARLY AFTERNOON.  
HIGHS AROUND 40 AT THE SHORE AND 42 TO 47 INLAND. SOUTH WINDS UP TO  
5 MPH BECOMING SOUTHEAST LATE. WAVES CALM TO 1 FOOT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG THROUGH MIDNIGHT. LOWS  
AROUND 35. EAST WINDS UP TO 10 MPH. WAVES BUILDING TO 1 TO 2 FEET.    
FRIDAY
 
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS BY MID AFTERNOON. MOSTLY CLOUDY. HIGHS AROUND 46. EAST  
WINDS 5 TO 15 MPH. CHANCE OF PRECIPITATION 50 PERCENT. WAVES  
BUILDING TO 2 TO 3 FEET.    
FRIDAY NIGHT
 
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS  
THROUGH MIDNIGHT, THEN A CHANCE OF RAIN AND SNOW SHOWERS LATE.  
MOSTLY CLOUDY. LOWS AROUND 29. NORTHEAST WINDS 5 TO 15 MPH BECOMING  
NORTHWEST 10 TO 20 MPH LATE. CHANCE OF PRECIPITATION 80 PERCENT.  
WAVES BUILDING TO 2 TO 4 FEET.    
SATURDAY THROUGH SUNDAY
 
MOSTLY CLOUDY. HIGHS AROUND 34. LOWS  
AROUND 24.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS 27 TO 32.    
MONDAY
 
MOSTLY SUNNY THROUGH EARLY AFTERNOON THEN BECOMING PARTLY  
SUNNY. HIGHS AROUND 42.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 37.    
TUESDAY THROUGH WEDNESDAY
 
PARTLY CLOUDY. HIGHS AROUND 43. LOWS  
AROUND 34.  
 

 
 

 
 
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