A Civil Defence centre has been set up in Auckland overnight after intense thunderstorms sparked “significant flooding” across the city. Video / NZ Herald

Dozens of beaches across Auckland and Northland are marked 'unsuitable for swimming'.

A teen had to run for his life in Kerikeri as a tree collapsed in the wild weather.

Continued heavy rainfall is expected overnight and may lead to localised flash flooding.

A potential low-system is set to form on the northeast coast of New Zealand.

MetService National Weather Update: April 18th - April 23rd. Video / MetService

In a social media post today, the company said seven vehicles were probably written off as a result of last night's flooding. Video / Paeroa Towing

Hair feeling curlier than usual? You can thank the tropical air being ushered in by the remnants of Cyclone Tam! Video / NIWA

The truck had been repairing a downed power line during the storm.

Esme Barber said her young daughter and her babysitter had just arrived.

"Napier and Hastings will be reaching up into the 25C to 26C," but rain is expected.

Helena Bay, northeast of central Whangārei, is battered by large swells, winds and high tides on Thursday. Video / Denise Piper

Fire and Emergency is responding to concerns about a roof lifting off a home on Beach Road in Campbells Bay as Cyclone Tam hits the North Island.

Worst weather yet to come, Mark Lundy has another chance at freedom and most state schools running at capacity or above.

Auckland Emergency Management has called in extra staff.

Strong winds hit Ōrewa and Ōnetangi beaches as Cyclone Tam intensifies. Video/ Sylvie Whinray, Sarah de Croy

Tropical Cyclone Tam is expected to be reclassified as an ex-tropical cyclone as it reaches cooler waters. Video / Karina Cooper

Thunderstorms, 180mm of rain from tonight in upper NI, tree and powerline damage likely.

A cold, punchy southerly is set to bring a cold snap over much of the country.

Heavy rain is expected in Northland, Auckland, and Coromandel on Wednesday.

School kids should be able to get outside for today and tomorrow's start to the holidays.

Metservice says there will be strong winds, rain, possibly thunder, hail and a switch to colder temperatures to begin the week.

Civil Defence advises people to stay inside and secure loose furniture items.

Environment Canterbury says the deaths at Birdlings Flat were natural and caused by poorly timed migration. Video / NZ Herald

MetService Severe Weather Update: April 4th - April 6th Video / MetService

Hawke's Bay dodges wet weather, enjoying better conditions this weekend.

Heavy rain has slammed the country.

Trump announces sweeping tariffs and severe weather warnings are in place across the country | NZ Herald News Update