903
SXUS43 KMQT 140902
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MIZ001-142000-
Recreational Forecast for Isle Royale National Park
National Weather Service Marquette MI
502 AM EDT Tue Jul 14 2026

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

...EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TODAY...Very warm. Sunny. Areas of smoke early. Patchy smoke by
late morning. Highs around 75 at the shore and 84 to 89 inland.
Southwest winds 5 to 15 mph. Waves 3 to 5 feet subsiding to 2 to
3 feet.
.TONIGHT...Warm. Partly cloudy. Patchy smoke. Lows 67 to 72 inland
and around 58 at the shore. West winds 5 to 15 mph becoming
northwest 5 to 10 mph by midnight. Waves subsiding to calm to
1 foot.
.WEDNESDAY...Very warm. Partly sunny. Smoke through early afternoon,
then areas of smoke by mid afternoon. Highs around 73 at the shore
and 81 to 86 inland. Northwest winds up to 10 mph becoming west by
mid afternoon. Waves calm to 1 foot.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 66 to 71 inland and around
56 at the shore. West winds 5 to 15 mph becoming northwest 5 to
10 mph late. Waves calm to 1 foot.
.THURSDAY...Partly sunny. Highs around 70 at the shore and 76 to
81 inland. North winds up to 5 mph becoming northeast by late
morning, then becoming southeast by early afternoon becoming
southwest late. Waves calm to 1 foot.
.THURSDAY NIGHT...Mostly cloudy. Lows 60 to 65 inland and around
52 at the shore.
.FRIDAY...A chance of rain showers. Partly sunny. Highs around 65 at
the shore and 71 to 76 inland. Chance of showers 40 percent.
.FRIDAY NIGHT...A chance of rain showers. Mostly cloudy. Lows 58 to
63 inland and around 52 at the shore. Chance of showers 50 percent.
.SATURDAY...Warmer. A 30 percent chance of rain showers through
early afternoon. Partly sunny. Highs around 66 at the shore and
77 to 82 inland.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 60 to 65 inland and
around 53 at the shore. Highs around 69 at the shore and 79 to
84 inland.
.SUNDAY NIGHT...A chance of rain showers through midnight. Partly
cloudy. Lows 61 to 66 inland and around 54 at the shore. Chance of
showers 40 percent.
.MONDAY...Warm. Mostly sunny. Highs around 68 at the shore and 79 to
84 inland.

&&

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

...EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TODAY...Sunny. Areas of smoke early, then patchy smoke by late
morning. Highs around 66 at the shore and 76 to 81 inland. West
winds 5 to 15 mph becoming southwest 5 to 10 mph by mid afternoon.
Waves 2 to 3 feet subsiding to 1 to 2 feet.
.TONIGHT...Partly cloudy. Patchy smoke. Lows 61 to 66 inland and
around 52 at the shore. West winds 5 to 10 mph becoming northwest by
midnight. Waves subsiding to calm to 1 foot.
.WEDNESDAY...Mostly cloudy. Smoke through early afternoon, then
areas of smoke by mid afternoon. Highs around 65 at the shore and
73 to 78 inland. Northwest winds up to 10 mph becoming west by mid
afternoon. Waves calm to 1 foot.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 60 to 65 inland and around
51 at the shore. West winds 5 to 10 mph becoming northwest late.
Waves calm to 1 foot.
.THURSDAY...Partly sunny. Highs around 59 at the shore and 70 to
75 inland. North winds up to 10 mph becoming northeast by late
morning, then becoming southeast by early afternoon becoming
southwest late. Waves calm to 1 foot.
.THURSDAY NIGHT...Mostly cloudy. Lows 54 to 59 inland and around
47 at the shore.
.FRIDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 55 at the shore and 66 to 71 inland.
.FRIDAY NIGHT...A chance of rain showers. Mostly cloudy. Lows 53 to
58 inland and around 47 at the shore. Chance of showers 50 percent.
.SATURDAY...Warmer. A 30 percent chance of rain showers through
early afternoon. Partly sunny. Highs around 57 at the shore and
73 to 78 inland.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 56 to 61 inland and
around 48 at the shore. Highs around 57 at the shore and 73 to
78 inland.
.SUNDAY NIGHT...Partly cloudy with a 40 percent chance of rain
showers. Lows 57 to 62 inland and around 49 at the shore.
.MONDAY...Partly cloudy. Highs around 58 at the shore and 75 to
80 inland.

&&

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

...EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TODAY...Warm, sunny. Areas of smoke early, then patchy smoke by
late morning. Highs around 72 at the shore and 80 to 85 inland. West
winds 5 to 15 mph becoming southwest 5 to 10 mph late. Waves 2 to
3 feet subsiding to 1 to 2 feet.
.TONIGHT...Partly cloudy. Patchy smoke. Lows 64 to 69 inland and
around 53 at the shore. West winds 5 to 10 mph becoming northwest by
midnight. Waves subsiding to calm to 1 foot.
.WEDNESDAY...Mostly cloudy. Smoke through early afternoon, then
areas of smoke by mid afternoon. Highs around 69 at the shore and
77 to 82 inland. Northwest winds up to 10 mph becoming west by mid
afternoon. Waves calm to 1 foot.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 63 to 68 inland and around
52 at the shore. West winds 5 to 15 mph becoming northwest 5 to
10 mph late. Waves building to 1 to 2 feet subsiding to calm to
1 foot.
.THURSDAY...Partly sunny. Highs around 64 at the shore and 73 to
78 inland. North winds up to 10 mph becoming northeast by late
morning, then becoming south by early afternoon becoming southwest
late. Waves calm to 1 foot.
.THURSDAY NIGHT...Mostly cloudy. Lows 57 to 62 inland and around
48 at the shore.
.FRIDAY...Partly sunny with a 40 percent chance of rain showers.
Highs around 60 at the shore and 69 to 74 inland.
.FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows 55 to 60 inland and around 49 at the shore.
.SATURDAY...Warmer. Mostly cloudy with a 30 percent chance of rain
showers through early afternoon, then partly cloudy by mid
afternoon. Highs around 63 at the shore and 76 to 81 inland.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 57 to 62 inland and
around 51 at the shore. Highs around 65 at the shore and 77 to
82 inland.
.SUNDAY NIGHT...Partly cloudy with a 40 percent chance of rain
showers. Lows 59 to 64 inland and around 52 at the shore.
.MONDAY...Partly cloudy. Highs around 66 at the shore and 78 to
83 inland.

&&

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

...EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TODAY...Warm, sunny. Patchy smoke. Highs around 71 at the shore and
81 to 86 inland. West winds 5 to 15 mph becoming southwest by mid
afternoon. Waves 2 to 4 feet.
.TONIGHT...Partly cloudy. Patchy smoke. Lows 64 to 69 inland and
around 55 at the shore. West winds 5 to 10 mph becoming northwest by
midnight. Waves subsiding to calm to 1 foot.
.WEDNESDAY...Warm. Partly sunny. Smoke through early afternoon, then
areas of smoke by mid afternoon. Highs around 72 at the shore and
80 to 85 inland. Northwest winds up to 10 mph becoming west by mid
afternoon. Waves calm to 1 foot.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 62 to 67 inland and around
54 at the shore. West winds 5 to 10 mph becoming northwest late.
Waves calm to 1 foot.
.THURSDAY...Partly sunny. Highs around 64 at the shore and 73 to
78 inland. North winds up to 5 mph becoming northeast by late
morning, then becoming southeast by early afternoon becoming
southwest late. Waves calm to 1 foot.
.THURSDAY NIGHT...Mostly cloudy. Lows 57 to 62 inland and around
50 at the shore.
.FRIDAY...A chance of rain showers. Partly sunny. Highs around 61 at
the shore and 70 to 75 inland. Chance of showers 40 percent.
.FRIDAY NIGHT...A chance of rain showers through midnight, then rain
showers likely late. Mostly cloudy. Lows 56 to 61 inland and around
50 at the shore. Chance of showers 60 percent.
.SATURDAY...Warmer. A 30 percent chance of rain showers through
early afternoon. Partly sunny. Highs around 62 at the shore and
76 to 81 inland.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 57 to 62 inland and
around 51 at the shore. Highs around 62 at the shore and 78 to
83 inland.
.SUNDAY NIGHT...A chance of rain showers through midnight. Partly
cloudy. Lows 58 to 63 inland and around 52 at the shore. Chance of
showers 30 percent.
.MONDAY...Partly cloudy. Highs around 64 at the shore and 79 to
84 inland.

&&


$$