401
SXUS43 KMQT 222101
RECMQT

MIZ001-230800-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
501 PM EDT Sun Jun 22 2025

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

.TONIGHT...Mostly cloudy. A chance of rain showers and a slight
chance of thunderstorms. Lows 55 to 60 inland and around 49 at the
shore. Northeast winds 5 to 15 mph becoming south 10 to 15 mph late.
Waves 1 to 2 feet subsiding to calm to 1 foot, then building to 2 to
3 feet.
.MONDAY...Partly sunny with a 20 percent chance of rain showers and
thunderstorms through early afternoon, then sunny by mid afternoon.
Highs around 56 at the shore and 70 to 75 inland. Southwest winds
10 to 20 mph. Waves building to 2 to 4 feet.
.MONDAY NIGHT...Mostly clear. Lows around 51. Southwest winds 10 to
15 mph becoming west 5 to 15 mph by midnight. Waves subsiding to
calm to 1 foot.
.TUESDAY...Sunny. Highs around 58 at the shore and 66 to 71 inland.
West winds 5 to 10 mph becoming southwest by mid afternoon. Waves
calm to 1 foot.
.TUESDAY NIGHT...Mostly cloudy. Lows around 48. South winds up to
10 mph becoming east late. Waves calm to 1 foot.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy. Highs around 56 at
the shore and 64 to 69 inland. Lows around 48.
.THURSDAY...A chance of rain showers by mid afternoon. Partly sunny.
Highs around 58 at the shore and 65 to 70 inland. Chance of showers
30 percent.
.THURSDAY NIGHT...Partly cloudy through midnight then becoming
mostly cloudy. Lows around 49.
.FRIDAY...Partly cloudy. Highs around 58 at the shore and 65 to
70 inland.
.FRIDAY NIGHT...Mostly cloudy. Lows around 50.
.SATURDAY...A chance of rain showers by mid afternoon. Partly sunny.
Highs around 60 at the shore and 67 to 72 inland. Chance of showers
30 percent.
.SATURDAY NIGHT...A chance of rain showers. Mostly cloudy. Lows
around 51. Chance of showers 50 percent.
.SUNDAY...Partly sunny with a 50 percent chance of rain showers.
Highs around 62 at the shore and 69 to 74 inland.

&&

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

.TONIGHT...Mostly cloudy. A slight chance of rain showers through
midnight. A slight chance of thunderstorms. A chance of rain showers
late. Lows 51 to 56 inland and around 48 at the shore. Northeast
winds 5 to 15 mph becoming south 10 to 15 mph late. Waves 2 to
3 feet.
.MONDAY...Warmer. Mostly cloudy with a 20 percent chance of rain
showers and thunderstorms through early afternoon, then mostly sunny
by mid afternoon. Highs around 56 at the shore and 69 to 74 inland.
Southwest winds 10 to 20 mph becoming west by mid afternoon. Waves
2 to 3 feet.
.MONDAY NIGHT...Mostly clear. Lows around 50. Southwest winds 10 to
15 mph becoming west 5 to 15 mph by midnight. Waves subsiding to
1 to 2 feet building to 2 to 3 feet.
.TUESDAY...Sunny. Highs around 53 at the shore and 62 to 67 inland.
West winds 5 to 10 mph becoming southwest by mid afternoon. Waves
subsiding to calm to 1 foot.
.TUESDAY NIGHT...Partly cloudy through midnight then becoming mostly
cloudy. Lows around 47. Southwest winds up to 10 mph becoming
southeast late. Waves calm to 1 foot.
.WEDNESDAY THROUGH SATURDAY...Mostly cloudy. Highs around 50 at the
shore and 61 to 66 inland. Lows 45 to 50.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows around 48.
.SUNDAY...Partly sunny with a 50 percent chance of rain showers.
Highs around 55 at the shore and 64 to 69 inland.

&&

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

.TONIGHT...Mostly cloudy. A slight chance of rain showers through
midnight. A slight chance of thunderstorms. A chance of rain showers
late. Lows 52 to 57 inland and around 46 at the shore. East winds
5 to 15 mph becoming south 10 to 15 mph late. Waves 2 to 3 feet.
.MONDAY...Warmer. Mostly cloudy with a 20 percent chance of rain
showers and thunderstorms through early afternoon, then sunny by mid
afternoon. Highs around 57 at the shore and 72 to 77 inland.
Southwest winds 10 to 20 mph becoming west by mid afternoon. Waves
subsiding to 1 to 2 feet building to 2 to 3 feet.
.MONDAY NIGHT...Mostly clear. Lows around 51. Southwest winds 10 to
15 mph becoming west by midnight. Waves subsiding to 1 to 2 feet.
.TUESDAY...Sunny. Highs around 56 at the shore and 65 to 70 inland.
West winds 5 to 10 mph becoming southwest by mid afternoon. Waves
subsiding to calm to 1 foot.
.TUESDAY NIGHT...Partly cloudy through midnight then becoming mostly
cloudy. Lows around 47. Southwest winds 5 to 10 mph becoming
southeast late. Waves calm to 1 foot.
.WEDNESDAY THROUGH SATURDAY...Mostly cloudy. Highs around 54 at the
shore and 64 to 69 inland. Lows 46 to 51.
.SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows 47 to 52.
.SUNDAY...Partly sunny with a 50 percent chance of rain showers.
Highs around 58 at the shore and 67 to 72 inland.

&&

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

.TONIGHT...Mostly cloudy. A chance of rain showers and a slight
chance of thunderstorms. Lows 53 to 58 inland and around 51 at the
shore. Northeast winds 5 to 15 mph becoming south 10 to 15 mph late.
Waves 2 to 3 feet subsiding to 1 to 2 feet, then building to 2 to
3 feet.
.MONDAY...Partly sunny with a 20 percent chance of rain showers and
thunderstorms through early afternoon, then sunny by mid afternoon.
Highs around 58 at the shore and 68 to 73 inland. Southwest winds
10 to 20 mph. Waves building to 2 to 4 feet.
.MONDAY NIGHT...Mostly clear. Lows around 51. West winds 10 to
15 mph becoming northwest 5 to 15 mph by midnight. Waves subsiding
to calm to 1 foot.
.TUESDAY...Sunny. Highs around 56 at the shore and 66 to 71 inland.
Northwest winds 5 to 10 mph becoming southwest by mid afternoon.
Waves calm to 1 foot.
.TUESDAY NIGHT...Mostly cloudy. Lows around 48. South winds 5 to
10 mph becoming east late. Waves calm to 1 foot.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy. Highs around 54 at
the shore and 64 to 69 inland. Lows around 48.
.THURSDAY AND THURSDAY NIGHT...A 30 percent chance of rain showers.
Mostly cloudy. Highs around 55 at the shore and 65 to 70 inland.
Lows around 48.
.FRIDAY AND FRIDAY NIGHT...Mostly cloudy. Highs around 55 at the
shore and 65 to 70 inland. Lows around 49.
.SATURDAY...A chance of rain showers by mid afternoon. Partly sunny.
Highs around 57 at the shore and 66 to 71 inland. Chance of showers
30 percent.
.SATURDAY NIGHT AND SUNDAY...A 50 percent chance of rain showers.
Mostly cloudy. Lows around 50. Highs around 59 at the shore and
68 to 73 inland.

&&


$$