ultraviolet index in Willoughby Island (13 mi.) | ultraviolet index in Excursion Inlet (15 mi.) | ultraviolet index in Excursion Inlet Entrance (16 mi.) | ultraviolet index in Mud Bay (Goose Island) (18 mi.) | ultraviolet index in Inian Cove (North Inian Pass) (21 mi.) | ultraviolet index in Elfin Cove (25 mi.) | ultraviolet index in William Henry Bay (29 mi.) | ultraviolet index in Graves Harbor (31 mi.) | ultraviolet index in Swanson Harbor (32 mi.) | ultraviolet index in Muir Inlet (Glacier Bay) (33 mi.)