After a wet start to the year, the South Island's West Coast and southern areas could be in for even more rain.
Niwa's seasonal outlook for January to March predicts that rainfall is likely be near normal or above normal in the west and south of the South Island.
Heavy rain in Westland, Nelson and Buller last week washed away a bridge and caused holiday traffic mayhem.
The wild weather washed out Wanganui River bridge at Harihari, south of Hokitika, on Wednesday, splitting the coast in half, and causing holidaymakers to make massive detours.
Niwa's outlook predicts better weather for the rest of the country for the remainder of summer though.