The small Taranaki town of Patea, which bore the brunt of yesterday's fierce storm, looked like "a war zone".
The Heathcote River has breached its banks in some areas as heavy rain causes flooding in Christchurch this morning.
Forecasters have warned Otago is in for a drenching as heavy rain sweeps in from the Tasman Sea tonight.
Metservice has this morning lifted a heavy rain warning for Otago, which will be welcomed by many after the soaking the region received over the past couple of days.
A severe thunderstorm warning issued for the central South Island today has now been lifted.
North Island residents are being warned about heavy rain which is due to hit today, as the South Island cops a drenching.
Almost 12,000 lightning strikes have been recorded over the North Island today.
Crazy weather led to hail, thunder and heavy winds, rain and even a massive water spout across Northland today.
Dunedin's gloomy weather might lift in coming days but the sunshine will not last long, forecasters predict.
Just when summer couldn't get any worse, heavy downpours are forecast to pound central and upper North Island tomorrow.
Military planes and police helicopters have flown in tonness of emergency food to snowbound villages and ships in the Balkans, after blizzards so fierce that some people had to cut tunnels through 4m of snow to get out of their homes.
The same weather system which brought flooding to parts of southeast Australia last week is drifting towards New Zealand.
Otago has recorded the country's lowest temperature and the gustiest wind for January; perfectly fitting Niwa's description of January being cool, windy and unsettled.
Snow fell near Dunedin and other parts of the South Island reached near freezing temperature last night as a midsummer cold snap makes its way up the country, the website WeatherWatch says.
Summer may have been mixed - to say the least - but it's looking good for a fine Waitangi weekend for most, the MetService says.
Intense rain predictions for today and tomorrow have caused the Department of Conservation to issue a "high alert" warning for the Young Valley landslip dam in the Mt Aspiring National Park.
Dunedin had more rainfall on Thursday than any day so far this year, MetService figures show.