Residents in Northland are being warned to expect heavy rain and strong winds throughout today and early tomorrow.
A slow moving front currently in the Waikato region is expected to move to the northeast.
Widespread rain is set to fall across a large area from south Auckland to Waitomo including the Coromandel Peninsula and Bay of Plenty.
Most of the heavy rain will fall just south of Manurewa.
Strong winds should are also forecast in exposed parts of Auckland, Northland and the Coromandel Peninsula.