Auckland is bracing for a downpour and heavy wind as rain that's lashed the South Island heads up the country.
There are severe thunderstorm watches for Northland, Auckland, Great Barrier Island, Coromandel Peninsula, Waikato and the Bay of Plenty.
Power outages are being reported across Auckland - affecting homes in Flat Bush, Takanini and Brookby in the south; Henderson Valley, Piha and Karekare in the west; and Redvale in the north.
An evacuation order earlier in place in the Marlborough community of Spring Creek has been lifted.
RNZ is New Zealand's statutory civil defence lifeline radio broadcaster, providing vital information and updates as they come to hand.
Check out the frequencies here.
The National Emergency Management Agency (NEMA) advises that in times of crisis or civil defence emergency a battery powered radio or a car radio remain essential lifelines if power is out and other forms of communication are unavailable.