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MIZ001-162000-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
501 AM EDT Mon Jun 16 2025

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

.TODAY...Mostly cloudy. A slight chance of rain showers through mid
afternoon. A slight chance of thunderstorms by early afternoon, then
a chance of rain showers and thunderstorms late. Highs around 56 at
the shore and 68 to 73 inland. South winds up to 10 mph becoming
east late. Waves calm to 1 foot.
.TONIGHT...Rain showers and a chance of thunderstorms through
midnight, then rain showers and a slight chance of thunderstorms
late. Lows 46 to 51. East winds 5 to 15 mph becoming south 10 to
15 mph late, then becoming west late. Chance of precipitation
90 percent. Waves building to 1 to 2 feet.
.TUESDAY...A 20 percent chance of rain showers through early
afternoon. Partly sunny. Highs around 57 at the shore and 65 to
70 inland. West winds 5 to 15 mph becoming southwest by mid
afternoon. Waves building to 2 to 3 feet.
.TUESDAY NIGHT...Partly cloudy through midnight then becoming mostly
cloudy. Lows around 49. Southwest winds 5 to 15 mph becoming west
late. Waves subsiding to calm to 1 foot.
.WEDNESDAY...A 20 percent chance of rain showers by mid afternoon.
Partly sunny. Highs around 57 at the shore and 64 to 69 inland.
Southwest winds up to 5 mph becoming south by late morning. Waves
calm to 1 foot.
.WEDNESDAY NIGHT...A chance of rain showers late. Mostly cloudy.
Lows around 48. Chance of showers 30 percent.
.JUNETEENTH...A chance of rain showers through early afternoon.
Partly sunny. Highs around 55 at the shore and 61 to 66 inland.
Chance of showers 40 percent.
.THURSDAY NIGHT...Partly cloudy. Lows around 45.
.FRIDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 56 at the shore and 62 to 67 inland.
.FRIDAY NIGHT...Rain showers likely and a chance of thunderstorms
through midnight, then rain showers likely late. Lows around 47.
Chance of precipitation 70 percent.
.SATURDAY...Partly sunny. Highs around 56 at the shore and 62 to
67 inland.
.SATURDAY NIGHT AND SUNDAY...A 30 percent chance of rain showers.
Mostly cloudy. Lows around 48. Highs around 59 at the shore and
65 to 70 inland.

&&

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

.TODAY...Mostly cloudy. A slight chance of rain showers through mid
afternoon. A slight chance of thunderstorms by mid afternoon. A
chance of rain showers late. Highs around 49 at the shore and 63 to
68 inland. South winds up to 10 mph becoming southeast late. Waves
calm to 1 foot.
.TONIGHT...Rain showers likely and a chance of thunderstorms through
midnight, then rain showers and a chance of thunderstorms late. Lows
44 to 49. East winds 5 to 15 mph becoming west 10 to 15 mph late.
Chance of precipitation 90 percent. Waves building to 2 to 3 feet.
.TUESDAY...A 20 percent chance of rain showers through early
afternoon. Partly sunny. Highs around 54 at the shore and 62 to
67 inland. West winds 5 to 15 mph becoming southwest late. Waves
subsiding to 1 to 2 feet.
.TUESDAY NIGHT...Mostly cloudy. Lows around 46. Southwest winds 5 to
10 mph becoming west late. Waves subsiding to calm to 1 foot.
.WEDNESDAY...Partly sunny. Highs around 50 at the shore and 59 to
64 inland. Southwest winds 5 to 10 mph becoming south by late
morning. Waves calm to 1 foot.
.WEDNESDAY NIGHT...A chance of rain showers late. Mostly cloudy.
Lows around 45. Chance of showers 30 percent.
.JUNETEENTH...Mostly cloudy with a chance of rain showers through
early afternoon, then partly cloudy by mid afternoon. Highs around
52 at the shore and 56 to 61 inland. Chance of showers 30 percent.
.THURSDAY NIGHT...Partly cloudy. Lows around 44.
.FRIDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 50 at the shore and 57 to 62 inland.
.FRIDAY NIGHT...Rain showers likely. Lows around 45. Chance of
showers 60 percent.
.SATURDAY...Mostly cloudy. Highs around 51 at the shore and 55 to
60 inland.
.SATURDAY NIGHT AND SUNDAY...A 30 percent chance of rain showers.
Mostly cloudy. Lows around 45. Highs around 53 at the shore and
60 to 65 inland.

&&

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

.TODAY...Mostly cloudy. A slight chance of rain showers through mid
afternoon. A slight chance of thunderstorms by mid afternoon. A
chance of rain showers late. Highs around 52 at the shore and 66 to
71 inland. Southeast winds up to 10 mph becoming east late. Waves
calm to 1 foot.
.TONIGHT...Rain showers likely and a chance of thunderstorms through
midnight, then rain showers and a chance of thunderstorms late. Lows
45 to 50. East winds 5 to 15 mph becoming southeast 10 to 15 mph
late, then becoming west 5 to 15 mph late. Chance of precipitation
90 percent. Waves building to 2 to 3 feet, then subsiding to 1 to
2 feet.
.TUESDAY...A 20 percent chance of rain showers through early
afternoon. Partly sunny. Highs around 56 at the shore and 64 to
69 inland. West winds 5 to 15 mph becoming southwest 10 to 15 mph
late. Waves subsiding to calm to 1 foot.
.TUESDAY NIGHT...Mostly cloudy. Lows around 47. Southwest winds 5 to
10 mph becoming west late. Waves building to 1 to 2 feet subsiding
to calm to 1 foot.
.WEDNESDAY...Partly sunny. Highs around 53 at the shore and 62 to
67 inland. Southwest winds 5 to 10 mph becoming southeast by late
morning, then becoming south late. Waves calm to 1 foot.
.WEDNESDAY NIGHT...A chance of rain showers late. Mostly cloudy.
Lows around 46. Chance of showers 30 percent.
.JUNETEENTH...Mostly cloudy with a chance of rain showers through
early afternoon, then partly cloudy by mid afternoon. Highs around
53 at the shore and 60 to 65 inland. Chance of showers 30 percent.
.THURSDAY NIGHT...Partly cloudy. Lows around 45.
.FRIDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 52 at the shore and 60 to 65 inland.
.FRIDAY NIGHT...Rain showers likely through midnight, then a chance
of rain showers late. Mostly cloudy. Lows around 46. Chance of
showers 60 percent.
.SATURDAY...Partly sunny. Highs around 52 at the shore and 59 to
64 inland.
.SATURDAY NIGHT AND SUNDAY...A 30 percent chance of rain showers.
Mostly cloudy. Lows around 46. Highs around 55 at the shore and
63 to 68 inland.

&&

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

.TODAY...Mostly cloudy. A slight chance of rain showers through mid
afternoon. A slight chance of thunderstorms by early afternoon, then
a chance of rain showers and thunderstorms late. Highs around 53 at
the shore and 67 to 72 inland. South winds up to 10 mph becoming
east late. Waves calm to 1 foot.
.TONIGHT...Rain showers and a chance of thunderstorms. Lows around
48. East winds 5 to 15 mph becoming southeast 5 to 10 mph late, then
becoming west 10 to 15 mph late. Chance of precipitation 90 percent.
Waves building to 1 to 2 feet.
.TUESDAY...Mostly cloudy with a 20 percent chance of rain showers
through early afternoon, then partly cloudy by mid afternoon. Highs
around 57 at the shore and 64 to 69 inland. West winds 10 to 15 mph
becoming southwest 5 to 15 mph by mid afternoon. Waves 1 to 2 feet.
.TUESDAY NIGHT...Mostly cloudy. Lows around 48. Southwest winds 5 to
15 mph becoming west late. Waves subsiding to calm to 1 foot.
.WEDNESDAY...A 20 percent chance of rain showers by mid afternoon.
Partly sunny. Highs around 56 at the shore and 64 to 69 inland.
Southwest winds up to 5 mph becoming south by late morning. Waves
calm to 1 foot.
.WEDNESDAY NIGHT...A chance of rain showers late. Mostly cloudy.
Lows around 47. Chance of showers 30 percent.
.JUNETEENTH...A chance of rain showers through early afternoon.
Partly sunny. Highs around 53 at the shore and 60 to 65 inland.
Chance of showers 40 percent.
.THURSDAY NIGHT...Partly cloudy. Lows around 45.
.FRIDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 53 at the shore and 61 to 66 inland.
.FRIDAY NIGHT...Rain showers likely and a chance of thunderstorms
through midnight, then rain showers likely late. Lows around 47.
Chance of precipitation 70 percent.
.SATURDAY...Partly sunny. Highs around 53 at the shore and 61 to
66 inland.
.SATURDAY NIGHT AND SUNDAY...A 30 percent chance of rain showers.
Mostly cloudy. Lows around 47. Highs around 58 at the shore and
64 to 69 inland.

&&


$$