A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits ...

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 ...

Te Toro Āhuarangi o Anamata is a web browser application for displaying the latest climate change projections (CMIP6) on an interactive map. This tool will let you access and visualise the latest ...

This collection is a result of about half a century of marine taxonomic and biodiversity research in the New Zealand region, the South West Pacific and the Ross Sea, Antarctica. The collection is a ...

Climate change is impacting our freshwater cultural keystone species, habitats/ecosystems, biosecurity, water quality, land use and primary production, and disrupting Māori livelihoods and communities ...

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 ...

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, ...

The tables below show the probabilities (or percent chances) for each of three categories: above average, near average, and below average. In the absence of any forecast guidance there would be an ...

Our assessment of tropical cyclone (TC) activity for the coming season indicates normal to below normal activity. [Tropical cyclones are categorised in strength from 1 to 5, with 5 being most intense.

NIWA has developed a Photarium using the latest 3D printing technology to more safely identify and measure fish species that live in our waterways. According to Statistics NZ, 76 percent of the 51 ...

Annual temperatures were above average (+0.51°C to +1.20°C above the annual average) for much Aotearoa New Zealand. Well above average temperatures (>1.20˘C above the annual average) occurred in parts ...

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 ...