Cases numbers around the Motu continue to climb with positive results now in the Manawatū, Waikato and Auckland regions.

The virus has now infected a newborn baby in North Shore hospital as well as a parent from Auckland Hospital's Neonatal intensive care unit.

Household contacts of the Raglan case have also returned positive results.

RNZ reporter Katie Todd was in Hamilton and spoke to Midday Report's Māni Dunlop.