While the North Island is bearing the brunt of Cyclone Cook, the South Island is expected to be spared.
MetService has lifted weather warnings in the Dunedin, Clutha and Otago areas ahead of Cyclone Cook's path down the country.
Authorities around the South Island say they don't have any major concerns for their areas.
The Christchurch City Council says it will have contractors and workers on stand-by in case of slips or unexpected flooding, but it is confident drainage networks around the city will cope.
Dunedin was hit with substantial rain overnight on Wednesday but it was considerably less than what was expected.
As a result of the lifted warnings, the Dunedin Emergency Operations Centre will stand down on Thursday afternoon.
The Kaikoura District Council says it is also keeping an eye on the situation but doesn't have any concerns for the area.
Heavy rain up to 70mm is expected along the South Island's east coast on Thursday night and Friday morning with wind gusts expected to reach 100km/h in the Banks Peninsula.