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MIZ001-010800-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
502 PM EDT Sat Oct 31 2026

Isle Royale (SW areas)-
Including Greenstone Ridge South, Little Todd Harbor, Minong Ridge,
and Windigo-

.TONIGHT...A 20 percent chance of rain showers late. Mostly cloudy.
Lows around 44. Southeast winds up to 5 mph becoming southwest late.
Waves calm to 1 foot.
.SUNDAY...A 20 percent chance of rain showers through early
afternoon. Mostly cloudy. Highs around 53. Southwest winds up to
10 mph. Waves calm to 1 foot.
.SUNDAY NIGHT...Cloudy. Lows around 48. South winds 5 to 10 mph.
Waves calm to 1 foot.
.MONDAY...A 50 percent chance of rain showers by mid afternoon.
Cloudy. Highs around 54. Southeast winds 5 to 10 mph. Waves calm to
1 foot.
.MONDAY NIGHT...Rain showers. Lows around 50. Southeast winds 5 to
15 mph. Chance of showers near 100 percent. Waves building to 1 to
2 feet.
.TUESDAY...Rain showers through early afternoon, then rain showers
likely by mid afternoon. Highs around 55. Chance of showers
90 percent.
.TUESDAY NIGHT...Rain showers likely. Lows around 44. Chance of
showers 60 percent.
.WEDNESDAY...Mostly cloudy with a 40 percent chance of rain showers.
Highs around 50.
.WEDNESDAY NIGHT...A chance of rain showers through midnight. Mostly
cloudy. Lows around 41. Chance of showers 30 percent.
.THURSDAY THROUGH SATURDAY...Mostly cloudy. Highs around 44. Lows
36 to 41.

This is the last Recreational Forecast for 2026. The Recreational
Forecast will resume in early April 2027.


&&

Isle Royale (NE areas)-
Including Greenstone Ridge North, Malone Bay, Mount Saginaw,
and Rock Harbor-

.TONIGHT...A 20 percent chance of rain showers late. Partly cloudy
early in the evening then becoming mostly cloudy. Lows around 45.
South winds up to 5 mph becoming southwest late. Waves calm to
1 foot.
.SUNDAY...A 20 percent chance of rain showers through early
afternoon. Mostly cloudy. Highs around 51. Southwest winds up to
10 mph. Waves calm to 1 foot.
.SUNDAY NIGHT...Cloudy. Lows around 48. South winds 5 to 10 mph.
Waves calm to 1 foot.
.MONDAY...A 40 percent chance of rain showers by mid afternoon.
Cloudy. Highs 50 to 55. South winds 5 to 10 mph becoming southeast
5 to 15 mph late. Waves building to 1 to 2 feet.
.MONDAY NIGHT...Rain showers. Lows around 49. Southeast winds 5 to
15 mph. Chance of showers near 100 percent. Waves building to 2 to
4 feet.
.TUESDAY...Rain showers. Highs 50 to 55. Chance of showers
90 percent.
.TUESDAY NIGHT...Rain showers likely. Lows around 44. Chance of
showers 60 percent.
.WEDNESDAY...Mostly cloudy with a 50 percent chance of rain showers.
Highs around 49.
.WEDNESDAY NIGHT...A chance of rain showers through midnight. Mostly
cloudy. Lows around 42. Chance of showers 30 percent.
.THURSDAY THROUGH SATURDAY...Mostly cloudy. Highs around 44. Lows
37 to 42.

This is the last Recreational Forecast for 2026. The Recreational
Forecast will resume in early April 2027.


&&

Isle Royale (NW areas)-
Including Amygdaloid Island, Lookout Louise, and Minong Mine-

.TONIGHT...Partly cloudy through midnight, then cloudy with a
20 percent chance of rain showers late. Lows around 44. South winds
up to 10 mph becoming 5 to 10 mph late. Waves calm to 1 foot.
.SUNDAY...A 20 percent chance of rain showers through early
afternoon. Mostly cloudy. Highs around 52. Southwest winds 5 to
10 mph. Waves calm to 1 foot.
.SUNDAY NIGHT...Cloudy. Lows around 47. South winds 5 to 10 mph.
Waves calm to 1 foot.
.MONDAY...A 40 percent chance of rain showers by mid afternoon.
Cloudy. Highs around 53. South winds 5 to 10 mph becoming southeast
5 to 15 mph late. Waves calm to 1 foot.
.MONDAY NIGHT...Rain showers. Lows around 49. Southeast winds 10 to
15 mph. Chance of showers near 100 percent. Waves building to 2 to
3 feet.
.TUESDAY...Rain showers. Highs around 53. Chance of showers
90 percent.
.TUESDAY NIGHT...Rain showers likely. Lows around 44. Chance of
showers 60 percent.
.WEDNESDAY...Mostly cloudy with a 50 percent chance of rain showers.
Highs around 50.
.WEDNESDAY NIGHT...A chance of rain showers through midnight. Mostly
cloudy. Lows around 41. Chance of showers 30 percent.
.THURSDAY THROUGH SATURDAY...Mostly cloudy. Highs around 44. Lows
around 39.

This is the last Recreational Forecast for 2026. The Recreational
Forecast will resume in early April 2027.


&&

Isle Royale (SE areas)-
Including Feldtman Ridge, Rainbow Cove, and Siskiwit Bay-

.TONIGHT...A chance of rain showers late. A slight chance of rain
showers late. Mostly cloudy. Lows around 45. Southeast winds up to
5 mph becoming southwest late. Waves calm to 1 foot.
.SUNDAY...A 20 percent chance of rain showers through early
afternoon. Cloudy. Highs 50 to 55. Southwest winds up to 10 mph.
Waves calm to 1 foot.
.SUNDAY NIGHT...Cloudy. Lows around 48. Southwest winds 5 to 10 mph
becoming south by midnight. Waves calm to 1 foot.
.MONDAY...A 50 percent chance of rain showers by mid afternoon.
Cloudy. Highs 51 to 56. Southeast winds 5 to 10 mph becoming 5 to
15 mph late. Waves calm to 1 foot.
.MONDAY NIGHT...Rain showers. Lows around 49. Southeast winds 5 to
15 mph. Chance of showers near 100 percent. Waves building to 2 to
3 feet.
.TUESDAY...Rain showers through early afternoon, then rain showers
likely by mid afternoon. Highs 52 to 57. Chance of showers
90 percent.
.TUESDAY NIGHT...Rain showers likely. Lows around 44. Chance of
showers 60 percent.
.WEDNESDAY...Mostly cloudy with a 40 percent chance of rain showers.
Highs around 50.
.WEDNESDAY NIGHT...A chance of rain showers through midnight. Mostly
cloudy. Lows around 42. Chance of showers 30 percent.
.THURSDAY THROUGH SATURDAY...Mostly cloudy. Highs around 45. Lows
37 to 42.

This is the last Recreational Forecast for 2026. The Recreational
Forecast will resume in early April 2027.


&&


$$