SXUS43 KMQT 270901 RECMQT MIZ001-272000- Recreational Forecast for Isle Royale National Park National Weather Service Marquette MI 501 AM EDT Mon Oct 27 2025 Isle Royale (SW areas)- Including Greenstone Ridge South, Little Todd Harbor, Minong Ridge, and Windigo- .TODAY...Sunny. Highs around 52. South winds 10 to 15 mph becoming southeast late. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...Mostly clear. Lows around 44. Southeast winds 10 to 20 mph. Waves building to 2 to 4 feet. .TUESDAY...Mostly sunny. Highs around 51. Southeast winds 10 to 20 mph becoming 10 to 15 mph late. Waves subsiding to 1 to 2 feet. .TUESDAY NIGHT...Partly cloudy. Lows around 44. Southeast winds 5 to 15 mph. Waves 1 to 2 feet. .WEDNESDAY...Partly cloudy. Highs around 51. East winds 5 to 10 mph. Waves subsiding to calm to 1 foot. .WEDNESDAY NIGHT...Partly cloudy. Lows around 42. .THURSDAY AND THURSDAY NIGHT...Mostly cloudy. Highs around 49. Lows around 41. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Highs around 48. Lows around 38. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Highs around 46. Lows around 39. .SUNDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs around 47. && && Isle Royale (NE areas)- Including Greenstone Ridge North, Malone Bay, Mount Saginaw, and Rock Harbor- .TODAY...Sunny. Highs around 51. South winds 10 to 20 mph becoming southeast by mid afternoon. Waves 2 to 3 feet building to 2 to 4 feet. .TONIGHT...Partly cloudy. Lows around 45. Southeast winds 15 to 20 mph. Waves building to 3 to 6 feet. .TUESDAY...Partly cloudy. Highs around 50. Southeast winds 15 to 20 mph. Waves 3 to 6 feet. .TUESDAY NIGHT...Partly cloudy. Lows around 45. Southeast winds 5 to 15 mph. Waves 3 to 6 feet. .WEDNESDAY...Partly cloudy. Highs 47 to 52. East winds 5 to 10 mph. Waves subsiding to 1 to 2 feet. .WEDNESDAY NIGHT...Partly cloudy. Lows around 43. .THURSDAY AND THURSDAY NIGHT...Mostly cloudy. Highs 45 to 50. Lows around 42. .FRIDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 44 to 49. .FRIDAY NIGHT...A chance of rain showers through midnight. Cloudy. Lows around 38. Chance of showers 30 percent. .SATURDAY...Mostly cloudy. Highs 42 to 47. .SATURDAY NIGHT...Cloudy. Lows around 39. .SUNDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs 43 to 48. && && Isle Royale (NW areas)- Including Amygdaloid Island, Lookout Louise, and Minong Mine- .TODAY...Sunny. Highs around 52. South winds 10 to 20 mph becoming southeast late. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...Partly cloudy. Lows around 45. Southeast winds 15 to 20 mph. Waves building to 3 to 5 feet. .TUESDAY...Mostly sunny. Highs around 51. Southeast winds 15 to 20 mph. Waves 3 to 5 feet. .TUESDAY NIGHT...Partly cloudy. Lows around 45. Southeast winds 5 to 15 mph. Waves 3 to 5 feet. .WEDNESDAY...Partly cloudy. Highs 48 to 53. East winds 5 to 10 mph. Waves subsiding to 1 to 2 feet. .WEDNESDAY NIGHT...Partly cloudy. Lows around 43. .THURSDAY AND THURSDAY NIGHT...Mostly cloudy. Highs 47 to 52. Lows around 42. .FRIDAY...A chance of rain showers by mid afternoon. Mostly cloudy. Highs 46 to 51. Chance of showers 30 percent. .FRIDAY NIGHT...A chance of rain showers through midnight. Cloudy. Lows around 38. Chance of showers 30 percent. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Highs 44 to 49. Lows around 39. .SUNDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs 45 to 50. && && Isle Royale (SE areas)- Including Feldtman Ridge, Rainbow Cove, and Siskiwit Bay- .TODAY...Sunny. Highs around 52. South winds 10 to 15 mph becoming southeast late. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...Mostly clear. Lows around 44. Southeast winds 10 to 20 mph. Waves building to 2 to 4 feet. .TUESDAY...Partly cloudy. Highs 48 to 53. Southeast winds 10 to 20 mph. Waves 2 to 4 feet. .TUESDAY NIGHT...Partly cloudy. Lows around 44. Southeast winds 5 to 15 mph. Waves 2 to 4 feet. .WEDNESDAY...Partly cloudy. Highs 48 to 53. East winds 5 to 10 mph. Waves subsiding to 1 to 2 feet. .WEDNESDAY NIGHT...Partly cloudy. Lows around 42. .THURSDAY AND THURSDAY NIGHT...Mostly cloudy. Highs 46 to 51. Lows around 41. .FRIDAY...Mostly cloudy with a 30 percent chance of rain showers. Highs 45 to 50. .FRIDAY NIGHT...A chance of rain showers through midnight. Cloudy. Lows around 38. Chance of showers 30 percent. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Highs 43 to 48. Lows around 39. .SUNDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs 44 to 49. && && $$