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MIZ001-240915-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
413 PM EDT Thu May 23 2024

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

.TONIGHT...Partly cloudy. Lows around 39. Northwest winds 5 to
10 mph becoming northeast by midnight, then becoming 5 to 15 mph
late. Waves calm to 1 foot.
.FRIDAY...Breezy. Partly cloudy through early afternoon, then mostly
cloudy with rain showers likely and a slight chance of thunderstorms
by mid afternoon. Highs 47 to 52. East winds 10 to 20 mph. Chance of
precipitation 60 percent. Waves building to 2 to 3 feet.
.FRIDAY NIGHT...Breezy. Cloudy with rain showers and a slight chance
of thunderstorms through midnight, then partly cloudy with a chance
of rain showers and a slight chance of thunderstorms late. Lows
around 41. East winds 15 to 25 mph becoming southwest 10 to 20 mph
late. Chance of precipitation 90 percent. Waves building to 2 to
4 feet.
.SATURDAY...Breezy. A 20 percent chance of rain showers through
early afternoon. Sunny. Highs around 48 at the shore and 53 to
58 inland. Southwest winds 10 to 20 mph. Waves building to 3 to
6 feet.
.SATURDAY NIGHT...Partly cloudy through midnight then becoming
mostly cloudy. Lows around 42. South winds 5 to 15 mph becoming
southeast 5 to 10 mph late. Waves subsiding to 1 to 2 feet.
.SUNDAY...Partly sunny. Highs around 49 at the shore and 53 to
58 inland.
.SUNDAY NIGHT...Mostly cloudy. Lows around 43.
.MEMORIAL DAY THROUGH TUESDAY...Mostly cloudy with a 30 percent
chance of rain showers. Highs around 51 at the shore and 56 to
61 inland. Lows around 46.
.TUESDAY NIGHT...Partly cloudy. Lows around 43.
.WEDNESDAY...Sunny. Highs around 50 at the shore and 53 to
58 inland.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows around 43. Highs
around 51 at the shore and 55 to 60 inland.

&&

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

.TONIGHT...Partly cloudy. Lows around 38. Northwest winds 5 to
10 mph becoming northeast late. Waves calm to 1 foot.
.FRIDAY...Cool. Partly cloudy through early afternoon, then mostly
cloudy with a 50 percent chance of rain showers by mid afternoon.
Highs 44 to 49. East winds 10 to 20 mph. Waves building to 2 to
4 feet.
.FRIDAY NIGHT...Breezy. Rain showers and a slight chance of
thunderstorms through midnight, then a chance of rain showers and a
slight chance of thunderstorms late. Lows around 41. East winds
15 to 25 mph becoming south 10 to 20 mph late. Chance of
precipitation 90 percent. Waves building to 3 to 6 feet.
.SATURDAY...A 20 percent chance of rain showers through early
afternoon. Sunny. Highs around 48 at the shore and 50 to 55 inland.
Southwest winds 10 to 20 mph. Waves 3 to 6 feet.
.SATURDAY NIGHT...Partly cloudy. Lows around 42. Southwest winds
5 to 15 mph becoming southeast 5 to 10 mph late. Waves subsiding to
1 to 2 feet.
.SUNDAY AND SUNDAY NIGHT...Cool. Mostly cloudy. Highs around 47 at
the shore and 49 to 54 inland. Lows around 42.
.MEMORIAL DAY THROUGH TUESDAY...Mostly cloudy with a 30 percent
chance of rain showers. Highs around 51 at the shore and 53 to
58 inland. Lows around 45.
.TUESDAY NIGHT...Mostly cloudy through midnight then becoming partly
cloudy. Lows around 43.
.WEDNESDAY...Sunny. Highs around 49 at the shore and 51 to
56 inland.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows around 42. Highs
around 50 at the shore and 52 to 57 inland.

&&

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

.TONIGHT...Partly cloudy. Lows around 38. Northwest winds 5 to
10 mph becoming northeast late. Waves 2 to 3 feet subsiding to 1 to
2 feet.
.FRIDAY...Partly cloudy through early afternoon, then mostly cloudy
with a 50 percent chance of rain showers by mid afternoon. Highs
46 to 51. East winds 10 to 20 mph. Waves building to 2 to 3 feet.
.FRIDAY NIGHT...Breezy. Rain showers and a slight chance of
thunderstorms through midnight, then a chance of rain showers and a
slight chance of thunderstorms late. Mostly cloudy. Lows around 41.
East winds 15 to 25 mph becoming south 10 to 20 mph late. Chance of
precipitation 90 percent. Waves building to 3 to 5 feet.
.SATURDAY...A 20 percent chance of rain showers through early
afternoon. Mostly sunny. Highs around 49 at the shore and 52 to
57 inland. Southwest winds 10 to 20 mph. Waves subsiding to 2 to
3 feet.
.SATURDAY NIGHT...Partly cloudy through midnight then becoming
mostly cloudy. Lows around 42. Southwest winds 5 to 15 mph becoming
southeast 5 to 10 mph late. Waves subsiding to calm to 1 foot.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy. Highs around 47 at the
shore and 52 to 57 inland. Lows around 42.
.MEMORIAL DAY THROUGH TUESDAY...Mostly cloudy with a 30 percent
chance of rain showers. Highs around 52 at the shore and 56 to
61 inland. Lows around 45.
.TUESDAY NIGHT...Mostly cloudy through midnight then becoming partly
cloudy. Lows around 43.
.WEDNESDAY...Sunny. Highs around 51 at the shore and 53 to
58 inland.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows around 42. Highs
around 52 at the shore and 54 to 59 inland.

&&

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

.TONIGHT...Partly cloudy. Lows around 39. Northwest winds 5 to
10 mph becoming northeast 5 to 15 mph late. Waves calm to 1 foot.
.FRIDAY...Breezy, cool. Partly cloudy through early afternoon, then
mostly cloudy with a chance of rain showers and a slight chance of
thunderstorms by mid afternoon. Highs around 45 at the shore and
47 to 52 inland. East winds 10 to 20 mph. Chance of precipitation
50 percent. Waves building to 3 to 5 feet.
.FRIDAY NIGHT...Cloudy with rain showers and a slight chance of
thunderstorms through midnight, then partly cloudy with a chance of
rain showers and a slight chance of thunderstorms late. Lows around
41. East winds 15 to 20 mph becoming southwest 10 to 20 mph late.
Chance of precipitation 90 percent. Waves 3 to 5 feet.
.SATURDAY...Breezy. A 20 percent chance of rain showers through
early afternoon. Sunny. Highs around 48 at the shore and 52 to
57 inland. Southwest winds 10 to 20 mph. Waves 3 to 5 feet.
.SATURDAY NIGHT...Partly cloudy. Lows around 42. Southwest winds
5 to 15 mph becoming southeast 5 to 10 mph late. Waves subsiding to
1 to 2 feet.
.SUNDAY...Partly sunny. Highs around 49 at the shore and 52 to
57 inland.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a 30 percent
chance of rain showers. Lows around 44. Highs around 52 at the shore
and 54 to 59 inland.
.TUESDAY NIGHT...Partly cloudy. Lows around 43.
.WEDNESDAY...Sunny. Highs around 50 at the shore and 52 to
57 inland.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows around 42. Highs
around 51 at the shore and 54 to 59 inland.

&&


$$