Bureau of Meteorology. The cyclone was forecast to move northwest at 13 km/h as of at 1:57 pm local time on February 18.Public shelters in the Top End of the Northern Territory were opened for coastal residents in Elcho Island, Cape Shield and Nhulunbuy who faced a potentially dangerous storm tide, according to Sky News. This video is described as showing strong winds in Nhulunbuy on February 18. Credit: Facebook/Jossa Keys Keefe">