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Isle Royale National Park, MI Weather Forecast
Wx Discussion - Wx Hazards - Wx Aviation
NWS Forecast for 6 Miles E Isle Royale National Park MI
National Weather Service Forecast for: 6 Miles E Isle Royale National Park MI
Issued by: National Weather Service Marquette, MI
Updated: 2:23 am EDT Apr 26, 2026
 
Overnight

Overnight: A 20 percent chance of showers. Areas of fog. Otherwise, cloudy, with a low around 35. East wind around 5 mph.
Slight Chance
Showers and
Areas Fog
 Sunday

Sunday: A 30 percent chance of showers, mainly before 1pm. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 39. Northeast wind 5 to 10 mph.
Chance
Showers and
Areas Fog
 Sunday
Night
Sunday Night: Mostly cloudy, with a low around 35. Northeast wind around 10 mph.
Mostly Cloudy

 Monday

Monday: Showers likely after 2pm. Mostly cloudy, with a high near 43. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Mostly Cloudy
then Showers
Likely and
Breezy
 Monday
Night
Monday Night: Showers. Low around 38. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Showers and
Breezy

 Tuesday

Tuesday: A 40 percent chance of showers before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 44.
Chance
Showers

 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 34.
Partly Cloudy

 Wednesday

Wednesday: Mostly sunny, with a high near 40.
Mostly Sunny

 Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 33.
Mostly Cloudy
Lo 35 °F Hi 39 °F Lo 35 °F Hi 43 °F Lo 38 °F Hi 44 °F Lo 34 °F Hi 40 °F Lo 33 °F

Hazardous Weather Outlook
 

Overnight
 
 A 20 percent chance of showers. Areas of fog. Otherwise, cloudy, with a low around 35. East wind around 5 mph.
Sunday
 
 A 30 percent chance of showers, mainly before 1pm. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 39. Northeast wind 5 to 10 mph.
Sunday Night
 
 Mostly cloudy, with a low around 35. Northeast wind around 10 mph.
Monday
 
 Showers likely after 2pm. Mostly cloudy, with a high near 43. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
 
 Showers. Low around 38. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Tuesday
 
 A 40 percent chance of showers before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 44.
Tuesday Night
 
 Partly cloudy, with a low around 34.
Wednesday
 
 Mostly sunny, with a high near 40.
Wednesday Night
 
 Mostly cloudy, with a low around 33.
Thursday
 
 Mostly sunny, with a high near 40.
Thursday Night
 
 Partly cloudy, with a low around 34.
Friday
 
 Mostly sunny, with a high near 42.
Friday Night
 
 Partly cloudy, with a low around 34.
Saturday
 
 Mostly sunny, with a high near 42.

 

Forecast from NOAA-NWS for 6 Miles E Isle Royale National Park MI.

Forecast Discussion from: NOAA-NWS Script developed by: El Dorado Weather






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