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MIZ001-152000-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
501 AM EDT Sun Jun 15 2025

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

.TODAY...Sunny. Highs around 53 at the shore and 59 to 64 inland.
East winds 5 to 10 mph. Waves calm to 1 foot.
.TONIGHT...A 20 percent chance of rain showers late. Mostly cloudy.
Lows 45 to 50. Southeast winds up to 10 mph becoming northeast late.
Waves calm to 1 foot.
.MONDAY...A slight chance of rain showers through early afternoon,
then a chance of rain showers by mid afternoon. Mostly cloudy. Highs
around 54 at the shore and 61 to 66 inland. East winds up to 5 mph
becoming south by late morning, then increasing to 5 to 10 mph by
early afternoon becoming southeast late. Chance of showers
50 percent. Waves calm to 1 foot.
.MONDAY NIGHT...Rain showers and a chance of thunderstorms through
midnight, then rain showers likely and a chance of thunderstorms
late. Lows around 48. East winds 5 to 10 mph becoming southwest 5 to
15 mph late. Chance of precipitation 90 percent. Waves building to
1 to 2 feet.
.TUESDAY...A slight chance of rain showers through early afternoon,
then a slight chance of rain showers and thunderstorms by mid
afternoon. Partly sunny. Highs around 59 at the shore and 65 to
70 inland. West winds 5 to 15 mph becoming southwest by mid
afternoon. Chance of precipitation 20 percent. Waves 1 to 2 feet.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly cloudy. Lows around
49. Highs around 58 at the shore and 65 to 70 inland.
.JUNETEENTH...Partly sunny. Highs around 56 at the shore and 62 to
67 inland.
.THURSDAY NIGHT...A chance of rain showers late. Mostly cloudy. Lows
around 46. Chance of showers 30 percent.
.FRIDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 57 at the shore and 64 to 69 inland.
.FRIDAY NIGHT...Mostly cloudy with a chance of rain showers. Lows
around 49. Chance of showers 50 percent.
.SATURDAY...Partly sunny. Highs around 59 at the shore and 65 to
70 inland.

&&

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

.TODAY...Sunny. Highs around 50 at the shore and 55 to 60 inland.
East winds up to 5 mph becoming southeast by late morning. Waves
calm to 1 foot.
.TONIGHT...A 20 percent chance of rain showers late. Mostly cloudy.
Lows 43 to 48. Southeast winds 5 to 10 mph becoming south late, then
becoming northwest late. Waves calm to 1 foot.
.MONDAY...A slight chance of rain showers through early afternoon,
then rain showers likely by mid afternoon. Mostly cloudy. Highs
around 51 at the shore and 57 to 62 inland. Southeast winds up to
10 mph becoming south by early afternoon, then becoming southeast
late. Chance of showers 70 percent. Waves calm to 1 foot.
.MONDAY NIGHT...Rain showers and a chance of thunderstorms through
midnight, then rain showers likely and a chance of thunderstorms
late. Lows around 46. Southeast winds 5 to 15 mph becoming southwest
late. Chance of precipitation 90 percent. Waves building to 1 to
2 feet.
.TUESDAY...A slight chance of rain showers through early afternoon,
then a slight chance of rain showers and thunderstorms by mid
afternoon. Partly sunny. Highs around 54 at the shore and 62 to
67 inland. West winds 5 to 15 mph. Chance of precipitation
20 percent. Waves 1 to 2 feet.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly cloudy. Lows around
46. Highs around 52 at the shore and 61 to 66 inland.
.JUNETEENTH...Partly sunny. Highs around 53 at the shore and 57 to
62 inland.
.THURSDAY NIGHT...A chance of rain showers late. Mostly cloudy. Lows
around 45. Chance of showers 30 percent.
.FRIDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 51 at the shore and 59 to 64 inland.
.FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows around 46.
.SATURDAY...Partly sunny. Highs around 55 at the shore and 59 to
64 inland.

&&

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

.TODAY...Sunny. Highs around 50 at the shore and 57 to 62 inland.
East winds up to 10 mph becoming southeast by mid afternoon. Waves
calm to 1 foot.
.TONIGHT...A 20 percent chance of rain showers late. Mostly cloudy.
Lows 44 to 49. Southeast winds 5 to 10 mph becoming south late, then
becoming northeast late. Waves calm to 1 foot.
.MONDAY...A slight chance of rain showers through early afternoon,
then a chance of rain showers by mid afternoon. Mostly cloudy. Highs
around 52 at the shore and 59 to 64 inland. East winds up to 10 mph
becoming southeast by early afternoon, then becoming southeast 5 to
10 mph late. Chance of showers 50 percent. Waves calm to 1 foot.
.MONDAY NIGHT...Rain showers and a chance of thunderstorms through
midnight, then rain showers likely and a chance of thunderstorms
late. Lows around 47. East winds 5 to 15 mph becoming southwest
late. Chance of precipitation 90 percent. Waves building to 1 to
2 feet.
.TUESDAY...Warmer. A slight chance of rain showers through early
afternoon, then a slight chance of rain showers and thunderstorms by
mid afternoon. Partly sunny. Highs around 57 at the shore and 65 to
70 inland. West winds 5 to 15 mph becoming southwest 10 to 15 mph
late. Chance of precipitation 20 percent. Waves subsiding to calm to
1 foot.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly cloudy. Lows around
47. Highs around 55 at the shore and 64 to 69 inland.
.JUNETEENTH...Partly sunny. Highs around 54 at the shore and 61 to
66 inland.
.THURSDAY NIGHT...A chance of rain showers late. Mostly cloudy. Lows
around 46. Chance of showers 30 percent.
.FRIDAY AND FRIDAY NIGHT...A 40 percent chance of rain showers.
Mostly cloudy. Highs around 53 at the shore and 62 to 67 inland.
Lows around 48.
.SATURDAY...Partly sunny. Highs around 55 at the shore and 63 to
68 inland.

&&

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

.TODAY...Sunny. Highs around 53 at the shore and 57 to 62 inland.
East winds 5 to 10 mph. Waves calm to 1 foot.
.TONIGHT...A 20 percent chance of rain showers late. Mostly cloudy.
Lows around 47. East winds up to 10 mph becoming northeast late.
Waves calm to 1 foot.
.MONDAY...A slight chance of rain showers through early afternoon,
then a chance of rain showers by mid afternoon. Mostly cloudy. Highs
around 56 at the shore and 60 to 65 inland. Southeast winds up to
10 mph becoming south by early afternoon, then becoming southeast
late. Chance of showers 50 percent. Waves calm to 1 foot.
.MONDAY NIGHT...Rain showers and a chance of thunderstorms through
midnight, then rain showers likely and a chance of thunderstorms
late. Lows around 48. East winds 5 to 10 mph becoming southwest 5 to
15 mph late. Chance of precipitation 90 percent. Waves building to
1 to 2 feet.
.TUESDAY...A slight chance of rain showers through early afternoon,
then a slight chance of rain showers and thunderstorms by mid
afternoon. Partly sunny. Highs around 58 at the shore and 65 to
70 inland. West winds 5 to 15 mph becoming southwest late. Chance of
precipitation 20 percent. Waves 1 to 2 feet.
.TUESDAY NIGHT THROUGH JUNETEENTH...Mostly cloudy. Lows around 48.
Highs around 57 at the shore and 64 to 69 inland.
.THURSDAY NIGHT...A chance of rain showers late. Mostly cloudy. Lows
around 46. Chance of showers 30 percent.
.FRIDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 54 at the shore and 64 to 69 inland.
.FRIDAY NIGHT...Mostly cloudy with a chance of rain showers. Lows
around 48. Chance of showers 50 percent.
.SATURDAY...Partly sunny. Highs around 58 at the shore and 64 to
69 inland.

&&


$$