Recreational Report
Issued by NWS Marquette, MI

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SXUS43 KMQT 032101
RECMQT

MIZ001-040800-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
501 PM EDT Fri Oct 3 2025

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

.TONIGHT...Partly cloudy through midnight, then mostly cloudy with a
20 percent chance of rain showers late. Patchy fog. Lows around 56.
East winds 5 to 10 mph becoming south late. Waves calm to 1 foot
building to 1 to 2 feet.
.SATURDAY...Unseasonably warm. Isolated rain showers through early
afternoon. Mostly sunny. Highs around 68 at the shore and 76 to
81 inland. Southwest winds 5 to 15 mph. Chance of showers
20 percent. Waves building to 2 to 3 feet.
.SATURDAY NIGHT...Partly cloudy. Lows around 63. Southwest winds
10 to 20 mph. Waves building to 2 to 4 feet.
.SUNDAY...Windy, sunny. Highs around 67 at the shore and 71 to
76 inland. Southwest winds 15 to 25 mph. Waves building to 4 to
7 feet.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows around 50. Southwest
winds 15 to 25 mph becoming northwest 10 to 20 mph late. Waves
subsiding to 2 to 4 feet.
.MONDAY AND MONDAY NIGHT...Cooler. Partly cloudy. Highs around 57.
Lows around 47.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 54. Lows
around 43.
.WEDNESDAY...Sunny. Highs around 54.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows around 48. Highs
around 58.
.THURSDAY NIGHT...Mostly cloudy. Lows around 51.
.FRIDAY...Partly cloudy. Highs around 59.

&&

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

.TONIGHT...Areas of dense fog. A 20 percent chance of rain showers
late. Mostly cloudy. Lows around 54. Southeast winds 5 to 15 mph
becoming south late. Waves calm to 1 foot building to 2 to 3 feet.
.SATURDAY...Warmer. Isolated rain showers through early afternoon.
Mostly sunny. Highs around 62 at the shore and 71 to 76 inland.
South winds 5 to 15 mph. Chance of showers 20 percent. Waves 2 to
3 feet.
.SATURDAY NIGHT...Partly cloudy. Lows 59 to 64. Southwest winds 5 to
15 mph increasing to 15 to 20 mph late. Waves building to 3 to
5 feet.
.SUNDAY...Breezy, sunny. Highs around 66 at the shore and 68 to
73 inland. Southwest winds 15 to 25 mph. Waves building to 3 to
6 feet.
.SUNDAY NIGHT...Breezy. A 20 percent chance of rain showers through
midnight. Partly cloudy. Lows around 50. Southwest winds 15 to
25 mph becoming northwest 10 to 20 mph late. Waves building to 4 to
7 feet subsiding to 2 to 4 feet.
.MONDAY AND MONDAY NIGHT...Cooler. Partly cloudy. Highs around 55.
Lows around 47.
.TUESDAY...Mostly sunny. Highs around 52.
.TUESDAY NIGHT...Mostly clear. Lows around 43.
.WEDNESDAY...Sunny. Highs around 52.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows around 47. Highs
around 56.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. Lows around 51. Highs
54 to 59.

&&

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

.TONIGHT...Areas of dense fog through midnight, then areas of fog
late. A 20 percent chance of rain showers late. Partly cloudy then
becoming mostly cloudy by midnight then becoming partly cloudy. Lows
around 55. Southeast winds 5 to 15 mph becoming south late. Waves
calm to 1 foot building to 1 to 2 feet.
.SATURDAY...Unseasonably warm. Isolated rain showers through early
afternoon. Mostly sunny. Highs around 67 at the shore and 76 to
81 inland. South winds 5 to 15 mph. Chance of showers 20 percent.
Waves 1 to 2 feet.
.SATURDAY NIGHT...Partly cloudy. Lows 61 to 66. Southwest winds
10 to 20 mph. Waves building to 2 to 3 feet, then subsiding to 1 to
2 feet.
.SUNDAY...Breezy, sunny. Highs around 65 at the shore and 72 to
77 inland. Southwest winds 15 to 25 mph. Waves building to 2 to
4 feet.
.SUNDAY NIGHT...Breezy. A 20 percent chance of rain showers through
midnight. Partly cloudy. Lows around 50. Southwest winds 15 to
25 mph becoming northwest 10 to 20 mph late. Waves building to 3 to
5 feet subsiding to 2 to 3 feet.
.MONDAY AND MONDAY NIGHT...Much cooler. Partly cloudy. Highs around
56. Lows around 47.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 54. Lows
around 43.
.WEDNESDAY...Sunny. Highs around 53.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows around 47. Highs
around 58.
.THURSDAY NIGHT...Mostly cloudy. Lows around 51.
.FRIDAY...Partly cloudy. Highs 56 to 61.

&&

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

.TONIGHT...Patchy dense fog early in the evening, then areas of
dense fog by midnight. Patchy fog late. A 20 percent chance of rain
showers late. Partly cloudy early in the evening then becoming
mostly cloudy. Lows around 55. East winds 5 to 10 mph becoming
southeast late. Waves calm to 1 foot building to 1 to 2 feet.
.SATURDAY...Unseasonably warm. Mostly sunny. Highs around 64 at the
shore and 75 to 80 inland. Southwest winds 5 to 15 mph. Waves
building to 2 to 4 feet.
.SATURDAY NIGHT...Partly cloudy. Lows around 62. Southwest winds
10 to 20 mph. Waves 2 to 3 feet.
.SUNDAY...Windy, sunny. Highs around 67 at the shore and 70 to
75 inland. Southwest winds 15 to 25 mph. Waves building to 4 to
7 feet.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows around 50. Southwest
winds 15 to 25 mph becoming northwest 10 to 20 mph late. Waves
subsiding to 2 to 4 feet.
.MONDAY AND MONDAY NIGHT...Cooler. Partly cloudy. Highs around 56.
Lows around 47.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 53. Lows
around 43.
.WEDNESDAY...Sunny. Highs around 53.
.WEDNESDAY NIGHT...Mostly clear. Lows around 47.
.THURSDAY...Sunny through early afternoon then becoming partly
cloudy. Highs around 57.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. Lows around 51. Highs
56 to 61.

&&


$$