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SXUS43 KMQT 182101
RECMQT

MIZ001-190800-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
501 PM EDT Wed Jun 18 2025

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

.TONIGHT...Mostly cloudy. Patchy fog by midnight. Lows around 47.
South winds 5 to 10 mph becoming west by midnight, then becoming
north late becoming northeast late. Waves calm to 1 foot.
.JUNETEENTH...Cooler. Partly sunny with a 40 percent chance of rain
showers. Highs around 54 at the shore and 60 to 65 inland. Northeast
winds 5 to 10 mph becoming east late. Waves calm to 1 foot.
.THURSDAY NIGHT...A chance of rain showers through midnight, then a
slight chance of rain showers late. Mostly cloudy. Lows around 46.
Southeast winds up to 5 mph becoming south by midnight, then
becoming northeast late becoming east late. Chance of showers
50 percent. Waves calm to 1 foot.
.FRIDAY...A chance of rain showers through early afternoon, then a
chance of rain showers and a slight chance of thunderstorms by mid
afternoon. Partly sunny. Highs around 55 at the shore and 61 to
66 inland. East winds 5 to 10 mph. Chance of precipitation
50 percent. Waves calm to 1 foot.
.FRIDAY NIGHT...A chance of rain showers through midnight, then rain
showers and a slight chance of thunderstorms late. Cloudy. Lows
around 48. Northeast winds 5 to 15 mph. Chance of precipitation
90 percent. Waves calm to 1 foot.
.SATURDAY...A chance of rain showers through early afternoon. Partly
sunny. Highs around 58 at the shore and 65 to 70 inland. Chance of
showers 40 percent.
.SATURDAY NIGHT...Cloudy with a chance of rain showers. Lows around
51. Chance of showers 40 percent.
.SUNDAY...Mostly cloudy. Highs around 61 at the shore and 69 to
74 inland.
.SUNDAY NIGHT AND MONDAY...A chance of rain showers. Mostly cloudy.
Lows around 54. Highs around 62 at the shore and 69 to 74 inland.
Chance of showers 30 percent.
.MONDAY NIGHT...Mostly cloudy. Lows around 51.
.TUESDAY...Partly cloudy. Highs around 57 at the shore and 64 to
69 inland.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows around 48. Highs
around 56 at the shore and 62 to 67 inland.

&&

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

.TONIGHT...Mostly cloudy. Patchy fog by midnight. Lows around 44.
South winds 5 to 10 mph becoming north by midnight, then becoming
5 to 10 mph late. Waves calm to 1 foot.
.JUNETEENTH...Cooler. Patchy fog through early afternoon. Mostly
cloudy with a 30 percent chance of rain showers. Highs around 52 at
the shore and 56 to 61 inland. Northeast winds 5 to 15 mph becoming
east 5 to 10 mph late. Waves calm to 1 foot.
.THURSDAY NIGHT...A chance of rain showers through midnight, then a
slight chance of rain showers late. Mostly cloudy. Lows around 44.
South winds up to 5 mph becoming west by midnight, then becoming
north late becoming east late. Chance of showers 30 percent. Waves
calm to 1 foot.
.FRIDAY...A chance of rain showers through early afternoon, then a
chance of rain showers and a slight chance of thunderstorms by mid
afternoon. Mostly cloudy. Highs around 48 at the shore and 56 to
61 inland. East winds 5 to 10 mph. Chance of precipitation
40 percent. Waves calm to 1 foot.
.FRIDAY NIGHT...A chance of rain showers through midnight, then rain
showers and a slight chance of thunderstorms late. Cloudy. Lows
around 46. East winds 5 to 15 mph. Chance of precipitation
80 percent. Waves building to 1 to 2 feet.
.SATURDAY...A chance of rain showers through early afternoon. Mostly
cloudy. Highs around 52 at the shore and 61 to 66 inland. Chance of
showers 50 percent.
.SATURDAY NIGHT THROUGH MONDAY...Mostly cloudy with a chance of rain
showers. Lows 49 to 54. Highs around 55 at the shore and 65 to
70 inland. Chance of showers 30 percent.
.MONDAY NIGHT...Mostly cloudy. Lows around 49.
.TUESDAY...Partly cloudy. Highs around 54 at the shore and 60 to
65 inland.
.TUESDAY NIGHT AND WEDNESDAY...Cool. Mostly cloudy. Lows around 46.
Highs around 52 at the shore and 57 to 62 inland.

&&

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

.TONIGHT...Mostly cloudy. Patchy fog by midnight. Lows around 45.
Southeast winds 5 to 10 mph becoming northeast by midnight, then
becoming north late becoming northeast late. Waves calm to 1 foot.
.JUNETEENTH...Cooler. Patchy fog through early afternoon. Mostly
cloudy with a 40 percent chance of rain showers. Highs around 52 at
the shore and 59 to 64 inland. Northeast winds 5 to 15 mph becoming
east 5 to 10 mph late. Waves calm to 1 foot.
.THURSDAY NIGHT...A chance of rain showers through midnight, then a
slight chance of rain showers late. Mostly cloudy. Lows around 45.
South winds 5 to 10 mph becoming southwest by midnight, then
becoming northwest late becoming east late. Chance of showers
30 percent. Waves calm to 1 foot.
.FRIDAY...A chance of rain showers through early afternoon, then a
chance of rain showers and a slight chance of thunderstorms by mid
afternoon. Partly sunny. Highs around 50 at the shore and 59 to
64 inland. East winds 5 to 10 mph. Chance of precipitation
40 percent. Waves calm to 1 foot.
.FRIDAY NIGHT...A chance of rain showers through midnight, then rain
showers likely and a slight chance of thunderstorms late. Cloudy.
Lows 44 to 49. East winds 5 to 15 mph. Chance of precipitation
70 percent. Waves building to 1 to 2 feet.
.SATURDAY...A chance of rain showers through early afternoon. Mostly
cloudy. Highs around 54 at the shore and 63 to 68 inland. Chance of
showers 50 percent.
.SATURDAY NIGHT THROUGH MONDAY...Mostly cloudy with a chance of rain
showers. Lows 50 to 55. Highs around 58 at the shore and 67 to
72 inland. Chance of showers 30 percent.
.MONDAY NIGHT...Mostly cloudy. Lows around 50.
.TUESDAY...Partly cloudy. Highs around 56 at the shore and 63 to
68 inland.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows around 47. Highs
around 53 at the shore and 61 to 66 inland.

&&

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

.TONIGHT...Mostly cloudy. Patchy fog by midnight. Lows 44 to 49.
Southeast winds 5 to 10 mph becoming west by midnight, then becoming
north late. Waves calm to 1 foot.
.JUNETEENTH...Cooler. Patchy fog through early afternoon. Partly
sunny with a 40 percent chance of rain showers. Highs around 55 at
the shore and 60 to 65 inland. Northeast winds 5 to 15 mph becoming
east 5 to 10 mph by mid afternoon. Waves calm to 1 foot.
.THURSDAY NIGHT...A chance of rain showers through midnight, then a
slight chance of rain showers late. Mostly cloudy. Lows around 46.
Southeast winds up to 5 mph becoming east by midnight, then becoming
northeast late becoming east late. Chance of showers 50 percent.
Waves calm to 1 foot.
.FRIDAY...A chance of rain showers through early afternoon, then a
chance of rain showers and a slight chance of thunderstorms by mid
afternoon. Mostly cloudy. Highs around 52 at the shore and 60 to
65 inland. East winds up to 10 mph. Chance of precipitation
50 percent. Waves calm to 1 foot.
.FRIDAY NIGHT...A chance of rain showers through midnight, then rain
showers and a slight chance of thunderstorms late. Cloudy. Lows
around 47. East winds 5 to 10 mph. Chance of precipitation
90 percent. Waves building to 1 to 2 feet.
.SATURDAY AND SATURDAY NIGHT...A chance of rain showers. Mostly
cloudy. Highs around 56 at the shore and 64 to 69 inland. Lows
around 51. Chance of showers 40 percent.
.SUNDAY...Mostly cloudy. Highs around 60 at the shore and 69 to
74 inland.
.SUNDAY NIGHT AND MONDAY...A chance of rain showers. Mostly cloudy.
Lows 51 to 56. Highs around 59 at the shore and 68 to 73 inland.
Chance of showers 30 percent.
.MONDAY NIGHT...A chance of rain showers through midnight. Mostly
cloudy. Lows around 50. Chance of showers 30 percent.
.TUESDAY...Partly cloudy. Highs around 55 at the shore and 63 to
68 inland.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows around 47. Highs
around 53 at the shore and 61 to 66 inland.

&&


$$