Although the area should be muggle free, be prepared for wildlife encounters. Bear spray might be a handy tool. Remember, if you are not a tribal member you will need to carry a tribal conservation permit to recreate on Flathead Indian Reservation land. You can get your yearly conservation permit in Polson at Walmart and in Ronan at Ronan Sports and Western and many other locations throughout the valley.
Depending on snowfall, this cache may or may not be available during the winter.