ultraviolet index in Matamoros (30 km) | ultraviolet index in Las Higuerillas (39 km) | ultraviolet index in South Bay Entrance (54 km) | ultraviolet index in Port Isabel (55 km) | ultraviolet index in Queen Isabella Causeway (west End) (56 km) | ultraviolet index in Padre Island (south End) (56 km) | ultraviolet index in Queen Isabella Causeway (57 km) | ultraviolet index in Laguna Madre (83 km) | ultraviolet index in Los Americanos (93 km) | ultraviolet index in Carboneras (117 km)