ultraviolet index in Unavikshak Island (12 mi.) | ultraviolet index in Nakchamik Island (19 mi.) | ultraviolet index in Chignik (Anchorage Bay) (27 mi.) | ultraviolet index in Castle Bay (30 mi.) | ultraviolet index in Chankliut Island (33 mi.) | ultraviolet index in Hump Island (Kuiukta Bay) (42 mi.) | ultraviolet index in Mitrofania Island (59 mi.) | ultraviolet index in Chowiet Island (63 mi.) | ultraviolet index in Three Star Point (67 mi.) | ultraviolet index in Chiachi Island (east Side) (68 mi.)