ultraviolet index in Port Fourchon (Belle Pass) (9 mi.) | ultraviolet index in Caminada Pass (bridge) (11 mi.) | ultraviolet index in East Timbalier Island (Timbalier Bay) (13 mi.) | ultraviolet index in Bayou Rigaud (Grand Isle) (15 mi.) | ultraviolet index in Pelican Islands (Timbalier Bay) (15 mi.) | ultraviolet index in Grand Isle (15 mi.) | ultraviolet index in Barataria Pass (16 mi.) | ultraviolet index in Independence Island (17 mi.) | ultraviolet index in Manilla (19 mi.) | ultraviolet index in Quatre Bayous Pass (22 mi.) | ultraviolet index in Timbalier Island (Timbalier Bay) (22 mi.) | ultraviolet index in Wine Island (Terrebonne Bay) (25 mi.) | ultraviolet index in Cocodrie (27 mi.) | ultraviolet index in E. Isle Dernieres (Lake Pelto) (29 mi.) | ultraviolet index in Lafitte (Barataria Waterway) (30 mi.) | ultraviolet index in Bastian Island (33 mi.)