There were 3544 reports of people uncontactable by 2pm today, as police and search and rescue teams prioritise those unaccounted for or in areas isolated by flood waters.
Of the people reported via the Police 105 online reporting form as uncontactable, the vast majority are from Hawke's Bay and Tairāwhiti, police say.
Many of the reports would be duplicates or because people were unable to make contact.
Additional police staff are already on the ground in Eastern District, with more to come in the days ahead.
These officers will assist with recovery efforts and conduct highly visible reassurance patrols throughout affected areas, police say.
So far, 450 people had reported themselves safe, however, police expected that number to rise significantly.
Police asked people to not submit multiple reports if they were unable to reach a loved one.
By the end of Thursdsay, six people were confirmed dead following the storm.
At his media briefing this evening, Prime Minister Chris Hipkins said he expected the number of fatalities to rise.
- With communities in cut-off regions having limited reception, here's RNZ's text-only updates on what those in Tairāwhiti, Coromandel and Hawke's Bay need to know.
- And here are a few tips for people in affected areas on getting around network connection problems.
Follow the latest updates: