Neutral El Niño – Southern Oscillation (ENSO) conditions remain present in the tropical Pacific. Residual signals indicative of weak La Niña conditions persist, and occasional La Niña-like atmospheric ...

Disclaimer: The forecasts offered in this page draw upon modified Copernicus Climate Change Service Information [2022] (C3S, https://climate.Copernicus.eu). There is inherent uncertainty in ...

Disclaimer: The forecasts offered in this page draw upon modified Copernicus Climate Change Service Information [2022] (C3S, https://climate.Copernicus.eu). There is inherent uncertainty in ...

The clean-up and site restoration of a New Zealand research station in Antarctica has provided valuable lessons on the challenges of contaminated sites, according to a study in the journal Polar ...

A New Zealand-led team has completed the fullest investigation to date into January’s eruption of the underwater Tongan volcano. Hunga-Tonga Hunga-Ha'apai (HT-HH) emitted the biggest atmospheric ...

“We are pleased with and support Treasury and MBIE’s review of weather forecasting announced by Minister Webb. We believe that it’s time, for all the reasons mentioned in the Minister’s statement and ...

A new NIWA-led study has found that climate change increased the amount of total rainfall during Cyclone Gabrielle by 10%. This additional rain fell during the most intense parts of the storm, ...

January was Auckland's wettest month since records began, according to meteorologists. The Central Auckland Rainfall series recorded a total of 539 mm of rain at Albert Park, smashing the previous ...

A blob of smoke from the Australian bushfires is continuing to circle the globe almost four months after it formed. Scientists around the world have been tracking the blob since it formed in December ...

We’re only halfway through the year, but new NIWA analysis shows some parts of New Zealand have already recorded more than a year’s worth of rain. It was the wettest first half of the year on record ...

Forecasting sea surface temperatures several months in advance is challenging. To give us insights into what might happen around Aotearoa New Zealand in the months to come, NIWA scientists have ...

NIWA's Crispin Middleton is part of the team monitoring the caulerpa infestation. Photo: Irene Middleton, NIWA. NIWA is part of a multi-agency biosecurity response to an invasive seaweed discovered at ...