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SXUS43 KMQT 090901
RECMQT

MIZ001-092000-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
501 AM EDT Thu Oct 9 2025

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

.TODAY...Warmer, sunny. Highs 59 to 64. South winds 5 to 15 mph.
Waves 1 to 2 feet building to 2 to 4 feet.
.TONIGHT...Breezy. Rain showers likely through midnight, then rain
showers late. Lows around 52. South winds 10 to 20 mph. Chance of
showers 80 percent. Waves building to 3 to 6 feet.
.FRIDAY...Rain showers likely and a slight chance of thunderstorms
through early afternoon, then a chance of rain showers by mid
afternoon. Mostly cloudy. Highs 56 to 61. West winds 10 to 20 mph
becoming north by mid afternoon. Chance of precipitation 70 percent.
Waves subsiding to 2 to 3 feet.
.FRIDAY NIGHT...Mostly cloudy. Lows around 51. North winds 5 to
15 mph. Waves subsiding to 1 to 2 feet.
.SATURDAY...Partly sunny. Highs around 56 at the shore and 59 to
64 inland. Northeast winds 5 to 10 mph becoming east by late
morning. Waves subsiding to calm to 1 foot.
.SATURDAY NIGHT...Partly cloudy. Lows around 52.
.SUNDAY...Partly sunny. Highs around 58 at the shore and 61 to
66 inland.
.SUNDAY NIGHT...A chance of rain showers through midnight, then rain
showers likely late. Mostly cloudy. Lows around 54. Chance of
showers 70 percent.
.COLUMBUS DAY...A chance of rain showers through early afternoon.
Partly sunny. Highs around 58 at the shore and 61 to 66 inland.
Chance of showers 50 percent.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows around 46. Highs
around 52 at the shore and 55 to 60 inland.
.TUESDAY NIGHT...Mostly cloudy. Lows around 45.
.WEDNESDAY...Partly cloudy. Highs 53 to 58.

&&

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

.TODAY...Sunny. Highs 56 to 61. South winds 10 to 20 mph. Waves 1 to
2 feet building to 2 to 4 feet.
.TONIGHT...Breezy. A chance of rain showers through midnight, then
rain showers late. Mostly cloudy. Lows around 51. South winds 10 to
20 mph becoming southwest 15 to 25 mph late. Chance of showers
90 percent. Waves building to 3 to 6 feet.
.FRIDAY...Rain showers likely and a slight chance of thunderstorms
through early afternoon, then rain showers likely by mid afternoon.
Highs 54 to 59. Southwest winds 15 to 20 mph becoming north 10 to
20 mph late. Chance of precipitation 70 percent. Waves subsiding to
2 to 3 feet.
.FRIDAY NIGHT...Mostly cloudy. Lows around 51. Northeast winds 10 to
20 mph. Waves subsiding to 1 to 2 feet.
.SATURDAY...Partly sunny. Highs 54 to 59. East winds 5 to 15 mph
becoming 5 to 10 mph by mid afternoon. Waves 1 to 2 feet.
.SATURDAY NIGHT...Partly cloudy. Lows around 51.
.SUNDAY...Partly sunny. Highs 57 to 62.
.SUNDAY NIGHT...Breezy. A chance of rain showers through midnight,
then rain showers likely late. Mostly cloudy. Lows around 53. Chance
of showers 60 percent.
.COLUMBUS DAY...A 50 percent chance of rain showers. Mostly cloudy
through early afternoon then becoming partly cloudy. Highs 56 to 61.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows around 46. Highs
51 to 56.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows around 44. Highs
51 to 56.

&&

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

.TODAY...Warmer, sunny. Highs 59 to 64. South winds 10 to 20 mph.
Waves 1 to 2 feet.
.TONIGHT...Breezy. A chance of rain showers through midnight, then
rain showers late. Lows around 52. South winds 10 to 20 mph
increasing to 15 to 25 mph late. Chance of showers 90 percent. Waves
building to 2 to 4 feet.
.FRIDAY...Rain showers likely and a slight chance of thunderstorms
through early afternoon, then a chance of rain showers by mid
afternoon. Mostly cloudy. Highs 56 to 61. West winds 15 to 20 mph
becoming north 10 to 20 mph late. Chance of precipitation
70 percent. Waves 2 to 4 feet.
.FRIDAY NIGHT...Mostly cloudy. Lows around 51. North winds 10 to
20 mph. Waves subsiding to 1 to 2 feet.
.SATURDAY...Partly sunny. Highs around 56 at the shore and 59 to
64 inland. East winds 5 to 15 mph becoming 5 to 10 mph by mid
afternoon. Waves subsiding to calm to 1 foot.
.SATURDAY NIGHT...Partly cloudy. Lows around 51.
.SUNDAY...Partly sunny. Highs around 59 at the shore and 61 to
66 inland.
.SUNDAY NIGHT...Breezy. A chance of rain showers through midnight,
then rain showers likely late. Mostly cloudy. Lows around 53. Chance
of showers 60 percent.
.COLUMBUS DAY...Mostly cloudy with a chance of rain showers through
early afternoon, then partly cloudy by mid afternoon. Highs around
58 at the shore and 61 to 66 inland. Chance of showers 50 percent.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows around 46. Highs
around 53 at the shore and 56 to 61 inland.
.TUESDAY NIGHT...Mostly cloudy. Lows around 45.
.WEDNESDAY...Partly cloudy. Highs around 52 at the shore and 55 to
60 inland.

&&

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

.TODAY...Sunny. Highs 57 to 62. South winds 5 to 15 mph. Waves 1 to
2 feet building to 2 to 4 feet.
.TONIGHT...Breezy. Rain showers likely through midnight, then rain
showers late. Lows around 51. South winds 10 to 20 mph. Chance of
showers 80 percent. Waves building to 3 to 6 feet.
.FRIDAY...Rain showers likely and a slight chance of thunderstorms
through early afternoon, then rain showers likely by mid afternoon.
Highs 55 to 60. West winds 10 to 20 mph becoming north by mid
afternoon. Chance of precipitation 70 percent. Waves subsiding to
1 to 2 feet.
.FRIDAY NIGHT...Mostly cloudy. Lows around 51. North winds 5 to
15 mph. Waves subsiding to calm to 1 foot.
.SATURDAY...Partly sunny. Highs around 54 at the shore and 57 to
62 inland. Northeast winds 5 to 10 mph becoming east by late
morning. Waves building to 1 to 2 feet.
.SATURDAY NIGHT...Partly cloudy. Lows around 52.
.SUNDAY...Partly sunny. Highs around 58 at the shore and 60 to
65 inland.
.SUNDAY NIGHT...A chance of rain showers through midnight, then rain
showers likely late. Mostly cloudy. Lows around 53. Chance of
showers 70 percent.
.COLUMBUS DAY...Mostly cloudy with a chance of rain showers through
early afternoon, then partly cloudy by mid afternoon. Highs 58 to
63. Chance of showers 50 percent.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows around 45. Highs
around 52 at the shore and 54 to 59 inland.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows around 45. Highs
around 52 at the shore and 54 to 59 inland.

&&


$$