419
SXUS43 KMQT 250902
RECMQT

MIZ001-252000-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
502 AM EDT Fri Jul 25 2025

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

.TODAY...Sunny. Highs around 68 at the shore and 76 to 81 inland.
East winds up to 5 mph becoming south by late morning. Waves calm to
1 foot.
.TONIGHT...Partly cloudy. Lows around 60. South winds up to 10 mph.
Waves calm to 1 foot.
.SATURDAY...Warm, sunny. Highs around 70 at the shore and 78 to
83 inland. Southwest winds 5 to 15 mph. Waves building to 1 to
2 feet.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms through midnight, then mostly cloudy
late. Lows around 63. 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. A 20 percent chance of showers and thunderstorms by
mid afternoon. Partly sunny. Highs around 71 at the shore and 79 to
84 inland. Southwest winds 5 to 10 mph becoming south by mid
afternoon. Waves calm to 1 foot.
.SUNDAY NIGHT...Showers likely and a chance of thunderstorms through
midnight, then a chance of showers and thunderstorms late. Mostly
cloudy. Lows around 63. Chance of precipitation 70 percent.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs around 72 at the
shore and 79 to 84 inland. Lows around 61.
.TUESDAY THROUGH THURSDAY...Mostly clear. Highs around 67 at the
shore and 77 to 82 inland. Lows around 59.

&&

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

.TODAY...Sunny. Highs around 59 at the shore and 72 to 77 inland.
West winds up to 5 mph becoming south by late morning. Waves calm to
1 foot.
.TONIGHT...Partly cloudy. Lows 55 to 60. South winds up to 10 mph.
Waves calm to 1 foot.
.SATURDAY...Sunny through early afternoon then becoming partly
cloudy. Highs around 63 at the shore and 74 to 79 inland. Southwest
winds 5 to 15 mph. Waves building to 1 to 2 feet.
.SATURDAY NIGHT...A chance of rain showers and a slight chance of
thunderstorms through midnight. Mostly cloudy. Lows 57 to 62.
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...A 20 percent chance of rain showers and thunderstorms by
mid afternoon. Partly sunny. Highs around 63 at the shore and 74 to
79 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
through midnight, then a chance of rain showers and thunderstorms
late. Mostly cloudy. Lows 57 to 62. Chance of precipitation
60 percent.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs around 65 at the
shore and 75 to 80 inland. Lows 56 to 61.
.TUESDAY THROUGH THURSDAY...Mostly clear. Highs around 62 at the
shore and 72 to 77 inland. Lows 55 to 60.

&&

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

.TODAY...Sunny. Highs around 63 at the shore and 75 to 80 inland.
West winds up to 5 mph becoming south by late morning. Waves calm to
1 foot.
.TONIGHT...Partly cloudy. Lows 56 to 61. South winds 5 to 10 mph.
Waves calm to 1 foot.
.SATURDAY...Sunny through early afternoon then becoming partly
cloudy. Highs around 67 at the shore and 78 to 83 inland. Southwest
winds 5 to 15 mph. Waves calm to 1 foot.
.SATURDAY NIGHT...Partly cloudy with a chance of rain showers and a
slight chance of thunderstorms through midnight, then mostly cloudy
late. Lows 59 to 64. Southwest winds 5 to 15 mph becoming 5 to
10 mph late. Chance of precipitation 30 percent. Waves calm to
1 foot.
.SUNDAY...A 20 percent chance of rain showers and thunderstorms by
mid afternoon. Partly sunny. Highs around 66 at the shore and 77 to
82 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
through midnight, then a chance of rain showers and thunderstorms
late. Mostly cloudy. Lows 58 to 63. Chance of precipitation
60 percent.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs around 68 at the
shore and 78 to 83 inland. Lows 57 to 62.
.TUESDAY THROUGH THURSDAY...Mostly clear. Highs around 65 at the
shore and 76 to 81 inland. Lows 56 to 61.

&&

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

.TODAY...Sunny. Highs around 64 at the shore and 75 to 80 inland.
East winds up to 5 mph becoming south by late morning. Waves calm to
1 foot.
.TONIGHT...Partly cloudy. Lows 57 to 62. Southeast winds up to 5 mph
becoming south late. Waves calm to 1 foot.
.SATURDAY...Sunny. Highs around 68 at the shore and 78 to 83 inland.
Southwest winds 5 to 15 mph. Waves building to 1 to 2 feet, then
subsiding to calm to 1 foot.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms through midnight, then mostly cloudy
late. Lows 60 to 65. Southwest winds 5 to 10 mph. Chance of
precipitation 30 percent. Waves calm to 1 foot.
.SUNDAY...A 20 percent chance of showers and thunderstorms by mid
afternoon. Partly sunny. Highs around 68 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...Showers likely and a chance of thunderstorms through
midnight, then a chance of showers and thunderstorms late. Mostly
cloudy. Lows 59 to 64. Chance of precipitation 60 percent.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs around 69 at the
shore and 79 to 84 inland. Lows around 60.
.TUESDAY THROUGH THURSDAY...Mostly clear. Highs around 66 at the
shore and 77 to 82 inland. Lows around 59.

&&


$$