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SXUS43 KMQT 260902
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MIZ001-262000-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
502 AM EDT Sat Jul 26 2025

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

.TODAY...A 20 percent chance of rain showers and thunderstorms late.
Partly cloudy. Highs around 68 at the shore and 73 to 78 inland.
Southwest winds 5 to 15 mph. Waves calm to 1 foot building to 1 to
2 feet.
.TONIGHT...A chance of showers and thunderstorms through midnight,
then a slight chance of showers and thunderstorms late. Partly
cloudy. Lows 62 to 67. Southwest winds 5 to 15 mph becoming 5 to
10 mph late. Chance of precipitation 30 percent. Waves subsiding to
calm to 1 foot.
.SUNDAY...Warm. Mostly sunny through early afternoon, then partly
sunny with a 20 percent chance of showers and thunderstorms by mid
afternoon. Highs around 71 at the shore and 79 to 84 inland.
Southwest winds 5 to 10 mph. Waves calm to 1 foot.
.SUNDAY NIGHT...Showers likely and a chance of thunderstorms through
midnight, then showers likely and a slight chance of thunderstorms
late. Lows around 62. South winds 5 to 10 mph becoming southwest
late. Chance of precipitation 70 percent. Waves calm to 1 foot.
.MONDAY...Partly cloudy through early afternoon then clearing. Highs
around 71 at the shore and 79 to 84 inland. West winds 5 to 10 mph.
Waves calm to 1 foot.
.MONDAY NIGHT...Partly cloudy. Lows around 62.
.TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 69 at the shore
and 77 to 82 inland. Lows around 60.

&&

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

.TODAY...Partly cloudy. Highs around 63 at the shore and 70 to
75 inland. Southwest winds 10 to 15 mph. Waves calm to 1 foot
building to 1 to 2 feet.
.TONIGHT...Mostly cloudy with a chance of rain showers and
thunderstorms through midnight, then partly cloudy with a slight
chance of rain showers and thunderstorms late. Lows 59 to 64 inland
and around 56 at the shore. South winds 10 to 15 mph becoming
southwest 5 to 15 mph by midnight. Chance of precipitation
30 percent. Waves subsiding to calm to 1 foot.
.SUNDAY...A 20 percent chance of rain showers and thunderstorms by
mid afternoon. Partly cloudy. Highs around 63 at the shore and 74 to
79 inland. Southwest winds 5 to 10 mph becoming south late. Waves
calm to 1 foot.
.SUNDAY NIGHT...Rain showers likely and a chance of thunderstorms.
Lows 56 to 61. South winds 5 to 10 mph becoming southwest late.
Chance of precipitation 60 percent. Waves calm to 1 foot.
.MONDAY...Partly cloudy through early afternoon then clearing. Highs
around 65 at the shore and 75 to 80 inland. West winds 5 to 10 mph.
Waves calm to 1 foot.
.MONDAY NIGHT...Partly cloudy. Lows 57 to 62.
.TUESDAY...Sunny. Highs around 63 at the shore and 72 to 77 inland.
.TUESDAY NIGHT...Partly cloudy. Lows 56 to 61.
.WEDNESDAY THROUGH FRIDAY...Mostly clear. Highs around 62 at the
shore and 71 to 76 inland. Lows 55 to 60.

&&

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

.TODAY...A 20 percent chance of rain showers and thunderstorms late.
Partly cloudy. Highs around 65 at the shore and 73 to 78 inland.
Southwest winds 10 to 15 mph. Waves calm to 1 foot building to 1 to
2 feet.
.TONIGHT...A 30 percent chance of rain showers and thunderstorms
through midnight. Partly cloudy. Lows 59 to 64. Southwest winds
10 to 15 mph becoming 5 to 15 mph by midnight. Waves subsiding to
calm to 1 foot.
.SUNDAY...A 20 percent chance of rain showers and thunderstorms by
mid afternoon. Partly cloudy. Highs around 66 at the shore and 78 to
83 inland. Southwest winds 5 to 10 mph becoming south by mid
afternoon. Waves calm to 1 foot.
.SUNDAY NIGHT...Rain showers likely and a chance of thunderstorms.
Lows 58 to 63. South winds 5 to 10 mph becoming southwest late.
Chance of precipitation 60 percent. Waves calm to 1 foot.
.MONDAY...Partly cloudy through early afternoon then clearing. Highs
around 68 at the shore and 78 to 83 inland. West winds 5 to 10 mph.
Waves calm to 1 foot.
.MONDAY NIGHT...Partly cloudy. Lows 58 to 63.
.TUESDAY...Sunny. Highs around 66 at the shore and 76 to 81 inland.
.TUESDAY NIGHT...Partly cloudy. Lows 57 to 62.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 65 at
the shore and 74 to 79 inland. Lows 56 to 61.
.THURSDAY...Sunny. Highs around 64 at the shore and 74 to 79 inland.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 56 to 61. Highs
around 65 at the shore and 75 to 80 inland.

&&

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

.TODAY...Partly cloudy. Highs around 68 at the shore and 72 to
77 inland. Southwest winds 5 to 15 mph. Waves calm to 1 foot
building to 1 to 2 feet, then subsiding to calm to 1 foot.
.TONIGHT...A chance of showers and thunderstorms through midnight,
then a slight chance of showers and thunderstorms late. Partly
cloudy. Lows around 62. Southwest winds 5 to 15 mph becoming 5 to
10 mph by midnight. Chance of precipitation 30 percent. Waves calm
to 1 foot.
.SUNDAY...Warmer. Mostly sunny through early afternoon, then partly
sunny with a 20 percent chance of rain showers and thunderstorms by
mid afternoon. Highs around 68 at the shore and 79 to 84 inland.
West winds 5 to 10 mph becoming southwest by late morning. Waves
calm to 1 foot.
.SUNDAY NIGHT...Showers likely and a chance of thunderstorms through
midnight, then showers likely and a slight chance of thunderstorms
late. Lows 59 to 64. South winds 5 to 10 mph becoming southwest by
midnight. Chance of precipitation 70 percent. Waves calm to 1 foot.
.MONDAY...Mostly sunny. Highs around 69 at the shore and 79 to
84 inland. West winds 5 to 10 mph. Waves calm to 1 foot.
.MONDAY NIGHT...Partly cloudy. Lows 59 to 64.
.TUESDAY THROUGH FRIDAY...Mostly clear. Highs around 65 at the shore
and 77 to 82 inland. Lows around 59.

&&


$$