A severe cyclone brewing in the South Pacific has rapidly intensified, with winds gusting to 200km/h.
Forecasters say the huge storm could reach category-five strength and are warning Fiji to prepare for a major weather event.
Cyclone Yasa developing between Vanuatu and Fiji has been bumped up from category two to a severe category four cyclone, forecaster WeatherWatch said.
The storm has strengthened incredibly fast with winds between 160km/h to 200km/h around the centre, and some gusts expected to surge higher, it said.