SXUS43 KMQT 090901 RECMQT MIZ001-092000- Recreational Forecast for Isle Royale National Park National Weather Service Marquette MI 500 AM EDT Thu Jul 9 2026 Isle Royale (SW areas)- Including Greenstone Ridge South, Little Todd Harbor, Minong Ridge, and Windigo- .TODAY...Warm. Partly cloudy through early afternoon then clearing. Highs around 62 at the shore and 79 to 84 inland. Northeast winds up to 5 mph becoming northwest by late morning, then becoming southwest by mid afternoon. Waves calm to 1 foot. .TONIGHT...Partly cloudy. Lows 54 to 59 inland and around 47 at the shore. Southwest winds up to 5 mph becoming south late. Waves calm to 1 foot. .FRIDAY...A 20 percent chance of rain showers by mid afternoon. Partly cloudy. Highs around 61 at the shore and 75 to 80 inland. Southeast winds up to 5 mph. Waves calm to 1 foot. .FRIDAY NIGHT...A slight chance of rain showers through midnight, then a slight chance of rain showers and thunderstorms late. Partly cloudy. Lows 55 to 60 inland and around 48 at the shore. East winds up to 5 mph becoming northeast late. Chance of precipitation 20 percent. Waves calm to 1 foot. .SATURDAY...Mostly sunny. Highs around 62 at the shore and 77 to 82 inland. Northeast winds up to 5 mph becoming east by mid afternoon. Waves calm to 1 foot. .SATURDAY NIGHT AND SUNDAY...Warm. Partly cloudy. Lows 56 to 61 inland and around 49 at the shore. Highs around 67 at the shore and 83 to 88 inland. .SUNDAY NIGHT THROUGH TUESDAY NIGHT...Very warm. Partly cloudy. Lows 64 to 69 inland and around 54 at the shore. Highs around 71 at the shore and 85 to 90 inland. .WEDNESDAY...Warm. Partly cloudy. 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- .TODAY...Partly cloudy. Highs around 55 at the shore and 73 to 78 inland. West winds up to 5 mph becoming northeast by late morning, then becoming south by early afternoon becoming southwest late. Waves calm to 1 foot. .TONIGHT...Partly cloudy. Lows 50 to 55 inland and around 44 at the shore. West winds up to 10 mph becoming northwest by midnight, then becoming east late. Waves calm to 1 foot. .FRIDAY...Partly cloudy. Highs around 52 at the shore and 68 to 73 inland. Southeast winds up to 5 mph. Waves calm to 1 foot. .FRIDAY NIGHT...Mostly cloudy through midnight, then partly cloudy with a 20 percent chance of rain showers late. Lows 50 to 55 inland and around 45 at the shore. East winds up to 10 mph. Waves calm to 1 foot. .SATURDAY...Mostly sunny. Highs around 53 at the shore and 71 to 76 inland. Southeast winds up to 5 mph. Waves calm to 1 foot. .SATURDAY NIGHT...Partly cloudy through midnight then becoming mostly cloudy. Lows 51 to 56 inland and around 46 at the shore. .SUNDAY THROUGH MONDAY NIGHT...Partly cloudy. Highs around 59 at the shore and 78 to 83 inland. Lows 60 to 65 inland and around 51 at the shore. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. Highs around 63 at the shore and 81 to 86 inland. Lows 58 to 63 inland and around 50 at the shore. .WEDNESDAY...Partly cloudy. Highs around 59 at the shore and 76 to 81 inland. && Isle Royale (NW areas)- Including Amygdaloid Island, Lookout Louise, and Minong Mine- .TODAY...Partly cloudy through mid afternoon then clearing. Patchy dense fog early. Highs around 60 at the shore and 79 to 84 inland. North winds up to 5 mph becoming southwest by mid afternoon. Waves calm to 1 foot. .TONIGHT...Partly cloudy. Lows 53 to 58 inland and around 46 at the shore. West winds up to 10 mph becoming northwest late, then becoming east late. Waves calm to 1 foot. .FRIDAY...Partly cloudy. Highs around 56 at the shore and 73 to 78 inland. Southeast winds up to 5 mph becoming up to 10 mph by late morning. Waves calm to 1 foot. .FRIDAY NIGHT...A 20 percent chance of rain showers late. Partly cloudy. Lows 53 to 58 inland and around 46 at the shore. East winds up to 10 mph. Waves calm to 1 foot. .SATURDAY...Mostly sunny. Highs around 57 at the shore and 75 to 80 inland. Southeast winds up to 10 mph. Waves calm to 1 foot. .SATURDAY NIGHT AND SUNDAY...Warm. Partly cloudy. Lows 55 to 60 inland and around 47 at the shore. Highs around 64 at the shore and 84 to 89 inland. .SUNDAY NIGHT THROUGH TUESDAY NIGHT...Warm. Partly cloudy. Lows 62 to 67 inland and around 53 at the shore. Highs around 68 at the shore and 84 to 89 inland. .WEDNESDAY...Mostly sunny. Highs around 65 at the shore and 79 to 84 inland. && Isle Royale (SE areas)- Including Feldtman Ridge, Rainbow Cove, and Siskiwit Bay- .TODAY...Partly cloudy through mid afternoon then clearing. Highs around 59 at the shore and 78 to 83 inland. South winds up to 5 mph. Waves calm to 1 foot. .TONIGHT...Partly cloudy. Lows 51 to 56 inland and around 48 at the shore. West winds up to 5 mph becoming south late. Waves calm to 1 foot. .FRIDAY...A 20 percent chance of rain showers by mid afternoon. Partly cloudy. Highs around 58 at the shore and 75 to 80 inland. Southeast winds up to 5 mph becoming east late. Waves calm to 1 foot. .FRIDAY NIGHT...A slight chance of rain showers through midnight, then a slight chance of rain showers and thunderstorms late. Mostly cloudy. Lows 52 to 57 inland and around 49 at the shore. East winds up to 5 mph. Chance of precipitation 20 percent. Waves calm to 1 foot. .SATURDAY...Partly cloudy through early afternoon then clearing. Highs around 59 at the shore and 77 to 82 inland. East winds up to 5 mph becoming southeast by mid afternoon. Waves calm to 1 foot. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 54 to 59 inland and around 48 at the shore. Highs around 63 at the shore and 83 to 88 inland. .SUNDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 62 to 67 inland and around 53 at the shore. Highs around 68 at the shore and 84 to 89 inland. .WEDNESDAY...Partly cloudy. Highs around 64 at the shore and 79 to 84 inland. && $$