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MIZ001-180845-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
343 PM EDT Fri May 17 2024

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

.TONIGHT...Mostly cloudy. A chance of rain showers through midnight.
A chance of thunderstorms. A chance of rain showers late. Lows
around 43. Northeast winds 5 to 15 mph. Waves calm to 1 foot
building to 1 to 2 feet, then subsiding to calm to 1 foot.
.SATURDAY...Warmer. Mostly cloudy with a slight chance of rain
showers and thunderstorms through early afternoon, then partly
cloudy with rain showers likely and a slight chance of thunderstorms
by mid afternoon. Highs around 53 at the shore and 65 to 70 inland.
East winds 5 to 10 mph becoming south 10 to 15 mph late. Chance of
precipitation 70 percent. Waves building to 1 to 2 feet.
.SATURDAY NIGHT...A chance of rain showers and a slight chance of
thunderstorms through midnight. Mostly clear. Lows 43 to 48.
Southwest winds 10 to 15 mph. Chance of precipitation 50 percent.
Waves building to 2 to 3 feet.
.SUNDAY...Sunny through early afternoon then becoming partly cloudy.
Highs around 55 at the shore and 66 to 71 inland. Southwest winds
10 to 20 mph. Waves building to 2 to 4 feet.
.SUNDAY NIGHT...A 30 percent chance of rain showers late. Mostly
cloudy. Lows around 45. Southwest winds 5 to 15 mph becoming
southeast 5 to 10 mph late. Waves subsiding to 1 to 2 feet.
.MONDAY...A chance of rain showers through early afternoon. Mostly
cloudy. Highs around 52 at the shore and 59 to 64 inland. Chance of
showers 50 percent.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. Lows around 43. Highs
around 50 at the shore and 57 to 62 inland.
.TUESDAY NIGHT...A chance of rain showers. Mostly cloudy. Lows
around 44. Chance of showers 50 percent.
.WEDNESDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 49 at the shore and 54 to 59 inland.
.WEDNESDAY NIGHT...A chance of rain showers through midnight. Mostly
cloudy. Lows around 41. Chance of showers 30 percent.
.THURSDAY AND THURSDAY NIGHT...Cool. Mostly cloudy. Highs 47 to 52.
Lows around 40.
.FRIDAY...Partly cloudy. Highs 48 to 53.

&&

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

.TONIGHT...Mostly cloudy. A chance of rain showers and a slight
chance of thunderstorms through midnight, then a chance of rain
showers and thunderstorms late. A slight chance of rain showers and
thunderstorms late. Lows around 41. East winds 5 to 15 mph. Waves
calm to 1 foot building to 2 to 3 feet.
.SATURDAY...Warmer. A slight chance of rain showers and
thunderstorms through early afternoon, then rain showers likely and
a slight chance of thunderstorms by mid afternoon. Partly sunny.
Highs around 49 at the shore and 61 to 66 inland. East winds 5 to
15 mph becoming south 10 to 15 mph late. Chance of precipitation
70 percent. Waves building to 2 to 4 feet.
.SATURDAY NIGHT...Partly cloudy with rain showers likely and a
slight chance of thunderstorms through midnight, then clear late.
Lows around 43. Southwest winds 10 to 15 mph. Chance of
precipitation 70 percent. Waves subsiding to 1 to 2 feet.
.SUNDAY...Sunny. Highs around 51 at the shore and 62 to 67 inland.
Southwest winds 10 to 20 mph. Waves building to 2 to 3 feet.
.SUNDAY NIGHT...A 20 percent chance of rain showers late. Mostly
cloudy. Lows around 43. Southwest winds 5 to 15 mph becoming south
late. Waves subsiding to 1 to 2 feet.
.MONDAY...A chance of rain showers through early afternoon. Mostly
cloudy. Highs around 48 at the shore and 55 to 60 inland. Chance of
showers 50 percent.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. Lows around 42. Highs
around 49 at the shore and 54 to 59 inland.
.TUESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows around 42.
.WEDNESDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 47 at the shore and 50 to 55 inland.
.WEDNESDAY NIGHT...A chance of rain showers through midnight. Mostly
cloudy. Lows around 40. Chance of showers 30 percent.
.THURSDAY AND THURSDAY NIGHT...Cool. Mostly cloudy. Highs 44 to 49.
Lows around 40.
.FRIDAY...Partly cloudy. Highs 46 to 51.

&&

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

.TONIGHT...Mostly cloudy. A chance of rain showers and a slight
chance of thunderstorms through midnight, then a chance of rain
showers and thunderstorms late. A slight chance of rain showers and
thunderstorms late. Lows around 41. East winds 5 to 15 mph. Waves
calm to 1 foot building to 2 to 3 feet.
.SATURDAY...Warmer. A slight chance of rain showers and
thunderstorms through early afternoon, then rain showers likely and
a slight chance of thunderstorms by mid afternoon. Partly sunny.
Highs around 51 at the shore and 65 to 70 inland. East winds 5 to
15 mph becoming south 10 to 15 mph late. Chance of precipitation
70 percent. Waves 2 to 3 feet.
.SATURDAY NIGHT...Partly cloudy with rain showers likely and a
slight chance of thunderstorms through midnight, then clear late.
Lows around 44. Southwest winds 10 to 15 mph. Chance of
precipitation 70 percent. Waves subsiding to 1 to 2 feet.
.SUNDAY...Sunny. Highs around 53 at the shore and 64 to 69 inland.
Southwest winds 10 to 20 mph. Waves building to 2 to 3 feet.
.SUNDAY NIGHT...A 20 percent chance of rain showers late. Mostly
cloudy. Lows around 44. Southwest winds 5 to 15 mph becoming south
late. Waves subsiding to 1 to 2 feet.
.MONDAY...A chance of rain showers through early afternoon. Mostly
cloudy. Highs around 48 at the shore and 58 to 63 inland. Chance of
showers 40 percent.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. Lows around 42. Highs
around 49 at the shore and 56 to 61 inland.
.TUESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows around 43.
.WEDNESDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 47 at the shore and 52 to 57 inland.
.WEDNESDAY NIGHT...A chance of rain showers through midnight. Mostly
cloudy. Lows around 40. Chance of showers 30 percent.
.THURSDAY AND THURSDAY NIGHT...Cool. Mostly cloudy. Highs 46 to 51.
Lows around 40.
.FRIDAY...Partly cloudy. Highs around 47 at the shore and 49 to
54 inland.

&&

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

.TONIGHT...Mostly cloudy. A chance of rain showers and thunderstorms
through midnight, then a slight chance of rain showers and
thunderstorms late. Lows around 42. Northeast winds 5 to 15 mph.
Waves calm to 1 foot building to 2 to 3 feet.
.SATURDAY...Warmer. A slight chance of rain showers and
thunderstorms through early afternoon, then rain showers likely and
a slight chance of thunderstorms by mid afternoon. Partly sunny.
Highs around 52 at the shore and 64 to 69 inland. East winds 5 to
10 mph becoming south 10 to 15 mph late. Chance of precipitation
70 percent. Waves subsiding to 1 to 2 feet building to 2 to 3 feet.
.SATURDAY NIGHT...Rain showers likely and a slight chance of
thunderstorms through midnight. Mostly clear. Lows around 44.
Southwest winds 10 to 15 mph. Chance of precipitation 60 percent.
Waves 2 to 3 feet.
.SUNDAY...Sunny through early afternoon then becoming partly cloudy.
Highs around 53 at the shore and 64 to 69 inland. Southwest winds
10 to 20 mph. Waves 2 to 3 feet.
.SUNDAY NIGHT...A 30 percent chance of rain showers late. Mostly
cloudy. Lows around 45. South winds 5 to 15 mph. Waves subsiding to
1 to 2 feet.
.MONDAY...A chance of rain showers through early afternoon. Mostly
cloudy. Highs around 51 at the shore and 57 to 62 inland. Chance of
showers 50 percent.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. Lows around 43. Highs
around 49 at the shore and 55 to 60 inland.
.TUESDAY NIGHT...A chance of rain showers. Mostly cloudy. Lows
around 43. Chance of showers 50 percent.
.WEDNESDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 48 at the shore and 52 to 57 inland.
.WEDNESDAY NIGHT...A chance of rain showers through midnight. Mostly
cloudy. Lows around 41. Chance of showers 30 percent.
.THURSDAY THROUGH FRIDAY...Cool. Mostly cloudy. Highs around 47 at
the shore and 49 to 54 inland. Lows around 40.

&&


$$