Recreational Report
Issued by NWS Marquette, MI

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896
SXUS43 KMQT 232102
RECMQT

MIZ001-240800-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
501 PM EDT Wed Jul 23 2025

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

...FLOOD WATCH IN EFFECT UNTIL 5 AM EDT THURSDAY...

.TONIGHT...A chance of rain showers and thunderstorms through
midnight, then a chance of rain showers and a slight chance of
thunderstorms late. Patchy fog early in the evening. Areas of dense
fog by midnight. Patchy fog late. Cloudy. Some thunderstorms may
produce heavy rainfall through midnight. Lows around 61. North winds
5 to 10 mph. Waves calm to 1 foot.
.THURSDAY...A 20 percent chance of rain showers through early
afternoon. Patchy fog through early afternoon. Sunny. Highs around
69 at the shore and 76 to 81 inland. North winds 5 to 10 mph
becoming southwest late. Waves calm to 1 foot.
.THURSDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
5 to 10 mph becoming west late. Waves calm to 1 foot.
.FRIDAY...Sunny. Highs around 68 at the shore and 76 to 81 inland.
West winds up to 5 mph becoming south by late morning. Waves calm to
1 foot.
.FRIDAY NIGHT...Mostly cloudy. Lows around 59. Southeast winds up to
10 mph. Waves calm to 1 foot.
.SATURDAY...Partly cloudy. Highs around 69 at the shore and 77 to
82 inland.
.SATURDAY NIGHT...Mostly cloudy. Lows around 62.
.SUNDAY...Warm. Partly cloudy. Highs around 70 at the shore and
78 to 83 inland.
.SUNDAY NIGHT...A chance of showers and thunderstorms through
midnight, then showers likely late. Mostly cloudy. Lows around 61.
Chance of precipitation 60 percent.
.MONDAY...A 30 percent chance of showers through early afternoon.
Partly cloudy. Highs around 70 at the shore and 78 to 83 inland.
.MONDAY NIGHT...Partly cloudy. Lows around 61.
.TUESDAY...Sunny. Highs around 67 at the shore and 75 to 80 inland.
.TUESDAY NIGHT...Partly cloudy. Lows around 59.
.WEDNESDAY...Sunny. Highs around 66 at the shore and 74 to
79 inland.

&&

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

...FLOOD WATCH IN EFFECT UNTIL 5 AM EDT THURSDAY...

.TONIGHT...A chance of rain showers and thunderstorms through
midnight, then a chance of rain showers and a slight chance of
thunderstorms late. Patchy fog early in the evening. Areas of dense
fog by midnight, then patchy fog late. Cloudy. Some thunderstorms
may produce heavy rainfall through midnight. Lows 57 to 62 inland
and around 54 at the shore. North winds 5 to 10 mph. Waves calm to
1 foot.
.THURSDAY...Patchy fog through early afternoon. Partly cloudy with a
30 percent chance of rain showers through early afternoon, then
sunny by mid afternoon. Highs around 63 at the shore and 71 to
76 inland. Northwest winds 5 to 10 mph becoming southwest late.
Waves calm to 1 foot.
.THURSDAY NIGHT...Partly cloudy. Lows 55 to 60. West winds 5 to
10 mph decreasing to up to 5 mph late. Waves calm to 1 foot.
.FRIDAY...Mostly sunny. Highs around 61 at the shore and 72 to
77 inland. West winds up to 5 mph becoming south by mid afternoon.
Waves calm to 1 foot.
.FRIDAY NIGHT...Mostly cloudy. Lows 53 to 58. Southeast winds up to
10 mph. Waves calm to 1 foot.
.SATURDAY THROUGH SUNDAY...Mostly cloudy. Highs around 63 at the
shore and 74 to 79 inland. Lows 56 to 61.
.SUNDAY NIGHT...A chance of rain showers and thunderstorms through
midnight, then a chance of rain showers late. Mostly cloudy. Lows
55 to 60. Chance of precipitation 50 percent.
.MONDAY...A 30 percent chance of rain showers through early
afternoon. Partly cloudy. Highs around 64 at the shore and 73 to
78 inland.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 56 to 61.
Highs around 61 at the shore and 70 to 75 inland.
.WEDNESDAY...Sunny. Highs around 61 at the shore and 69 to
74 inland.

&&

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

...FLOOD WATCH IN EFFECT UNTIL 5 AM EDT THURSDAY...

.TONIGHT...A chance of rain showers and thunderstorms through
midnight, then a chance of rain showers and a slight chance of
thunderstorms late. Areas of dense fog early in the evening. Patchy
dense fog by midnight, then patchy fog late. Cloudy. Some
thunderstorms may produce heavy rainfall through midnight. Lows
56 to 61. North winds 5 to 10 mph becoming northwest late. Waves
calm to 1 foot.
.THURSDAY...A 30 percent chance of rain showers through early
afternoon. Patchy fog through early afternoon. Sunny. Highs around
65 at the shore and 74 to 79 inland. Northwest winds 5 to 10 mph
becoming southwest late. Waves calm to 1 foot.
.THURSDAY NIGHT...Partly cloudy. Lows 56 to 61. West winds 5 to
10 mph. Waves calm to 1 foot.
.FRIDAY...Sunny. Highs around 63 at the shore and 76 to 81 inland.
West winds up to 5 mph becoming south by mid afternoon. Waves calm
to 1 foot.
.FRIDAY NIGHT...Mostly cloudy. Lows 54 to 59. Southeast winds 5 to
10 mph. Waves calm to 1 foot.
.SATURDAY...Partly cloudy. Highs around 64 at the shore and 75 to
80 inland.
.SATURDAY NIGHT...Mostly cloudy. Lows 57 to 62.
.SUNDAY...Partly cloudy. Highs around 66 at the shore and 78 to
83 inland.
.SUNDAY NIGHT...A chance of rain showers and thunderstorms through
midnight, then a chance of rain showers late. Mostly cloudy. Lows
56 to 61. Chance of precipitation 50 percent.
.MONDAY...A 30 percent chance of rain showers through early
afternoon. Partly cloudy. Highs around 67 at the shore and 77 to
82 inland.
.MONDAY NIGHT...Partly cloudy. Lows 57 to 62.
.TUESDAY...Sunny. Highs around 63 at the shore and 73 to 78 inland.
.TUESDAY NIGHT...Partly cloudy. Lows 56 to 61.
.WEDNESDAY...Sunny. Highs around 63 at the shore and 73 to
78 inland.

&&

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

...FLOOD WATCH IN EFFECT UNTIL 5 AM EDT THURSDAY...

.TONIGHT...Cloudy. Patchy fog early in the evening. Areas of dense
fog by midnight. Patchy fog late. Rain showers likely through
midnight. A chance of thunderstorms. A chance of rain showers late.
Some thunderstorms may produce heavy rainfall through midnight. Lows
59 to 64. North winds 5 to 10 mph. Waves calm to 1 foot.
.THURSDAY...A 20 percent chance of rain showers through early
afternoon. Patchy fog through early afternoon. Sunny. Highs around
67 at the shore and 76 to 81 inland. North winds 5 to 10 mph
becoming southwest late. Waves calm to 1 foot.
.THURSDAY NIGHT...Partly cloudy through midnight then becoming
mostly cloudy. Lows 57 to 62. West winds up to 10 mph becoming up to
5 mph late. Waves calm to 1 foot.
.FRIDAY...Mostly sunny. Highs around 66 at the shore and 76 to
81 inland. West winds up to 5 mph becoming south late. Waves calm to
1 foot.
.FRIDAY NIGHT...Mostly cloudy. Lows 56 to 61. Southeast winds up to
10 mph. Waves calm to 1 foot.
.SATURDAY...Partly cloudy. Highs around 67 at the shore and 77 to
82 inland.
.SATURDAY NIGHT...Mostly cloudy. Lows 59 to 64.
.SUNDAY...Partly cloudy. Highs around 68 at the shore and 78 to
83 inland.
.SUNDAY NIGHT...A chance of rain showers and thunderstorms through
midnight, then rain showers likely late. Mostly cloudy. Lows 58 to
63. Chance of precipitation 60 percent.
.MONDAY...A 30 percent chance of rain showers through early
afternoon. Partly cloudy. Highs around 68 at the shore and 78 to
83 inland.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 58 to 63. Highs
around 65 at the shore and 75 to 80 inland.
.TUESDAY NIGHT...Partly cloudy. Lows around 58.
.WEDNESDAY...Sunny. Highs around 65 at the shore and 75 to
80 inland.

&&


$$