Isle Royale National Park
MI
WEATHER INFO
Isle Royale National Park is a remote island wilderness in the middle of Lake Superior. Weather influences traveling to and from the island, as well as your trip once you arrive. For the most up-to-date weather information, call (906) 482-0984 or email isro_parkinfo@nps.gov prior to your trip.
Weather @ Isle Royalelast updated: 5 min
DIRECTIONS INFO
PARK CLOSURE
Temporary Closure Due to Oil Spill Response Exercise
On June 18, NPS will be conducting an oil spill response exercise. At 11 am EDT, all boat traffic in and out of Washington Harbor will be delayed. The Windigo road, main dock, and surrounding waters will be closed. The exercise will conclude at 2 pm EDT.
INFORMATION
2025 RANGER III Parking Area Construction Notice: Carpool When Possible
Houghton city will be doing construction work that affects the upper, non-gated lot for most of the 2025 summer season. Parking may become limited in the NPS available lots. To help with available parking, when possible, please carpool.
moreCAUTION
USCG Navigational Buoys Not in Water Until Mid-June
Boaters: Due to USCG season start-up delays, navigational buoys are not in Lake Superior waters around Isle Royale. Use caution around navigational channels. Buoys are estimated to be put in place by mid-June.
moreCAUTION
New Food Storage Guidelines to Reduce Human - Wildlife Interactions
In response to wolves accessing human food and garbage in and around Rock Harbor and campgrounds located on the east end of the island, new food storage guidelines to ensure the safety of visitors and wildlife are in effect.