Reports of destruction are emerging from Vanuatu's northern Torba province as Cyclone Donna moves across the country.
The category three system is packing winds as high as 205 kilometres an hour.
At 5:00am local time today, Cyclone Donna was 245 kilometres west northwest of Torres and 365 kilometres west northwest of Vanua Lava.
The system is moving in a north northwest direction at 14 km/h.
In Torba, people on Banks and Torres islands were sheltering in caves and evacuation centres.