"If you do start to develop symptoms that could be measles, contact your doctor, but be sure to call ahead to prevent potentially infecting others in the waiting room."
Since yesterday, there had been an increase of 24 measles cases in Auckland.
Broken down by District Health Board, Counties Manukau had the biggest increase in the past 24 hours with 17 new confirmed cases.
Waitemata followed with five new cases and Auckland only two.
The total number of confirmed cases for the DHBs today were as follows, 837 for Counties Manukau, 204 for Waitemata and 186 for Auckland.
Elsewhere, last week between September 14 and 20, there were 133 new measles cases reported nationwide.
As of Friday, the total year to date of confirmed cases was 1414, the Institute of Environmental Science and Research (ESR) said.
This year there had been 482 hospitalisations (34.1 per cent) as a result of measles, a report published by ESR said.
There was two ongoing outbreaks in the country at the time.