A state of emergency has been declared for the Waitomo District with reports of flooding, slips and inundation.
Waitomo district mayor John Roberston says the district has experienced widespread flooding and heavy rain.
Waitomo is a rural community in the King Country region.
Police say a number of roads in Te Kuiti have been closed by flooding.
Residents affected by flooding are also being evacuated.
Waitomo residents are being urged to stay at home and not venture out into the weather.
The state of emergency is for the next seven days.
MetService has issued a heavy rain warning for Wairarapa while Wellington has a strong wind watch.
A third death related to the flooding around Auckland has been confirmed this afternoon.
Police have confirmed that Fire and Emergency workers at a Shore Rd property that had been hit by a landslide found one person deceased earlier today.
Police will now make enquiries on behalf of the Coroner.
Two other deaths have been linked to the flooding - one body was found in a flooded culvert in Wairau Valley on the North Shore last night and another man was found in a nearby carpark this morning.
One person is still missing after being swept away at Onewhero in the Waikato District.
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