Olympic National Park Trail Map is particularly recommended. Wilderness use permits are required for all overnight stays in the backcountry. During the period from Memorial Day weekend through labor Day weekend, some wilderness areas require reservations. The WIC is located just behind the Olympic National Park Visitor Center in Port Angeles. May. They become neither friendly nor familiar to the unsuspecting backcountry user.
Footbridges often wash out.
Standing water can be knee deep for long stretches. They can drop lower but are even more cumbersome in the given range because rain is still cold rain and not snow. The safest time to cross mountian streams is from sunrise to noon. After noon, melting snow water will increase flows until nightfall. Therefore, avalanche hazard is a concern.