Earth Sciences New Zealand meteorologists are anticipating a significant El Niño influence on weather patterns across the country from winter onwards, potentially bringing reduced rainfall for some ...

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 ...

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 ...

Temperature 2025 was New Zealand’s 4th-warmest year on record, based on Earth Sciences New Zealand’s seven station series which begins in 1909. Annual temperatures were above average (0.51-1.20°C ...

New research led by Earth Sciences New Zealand reveals that more than 750,000 New Zealanders live in locations exposed to flooding from one-in-100-year rainfall flooding events. And this number could ...

New Zealand’s newest and largest supercomputer has produced its first weather forecast. Science, Innovation and Technology Minister Shane Reti was there to celebrate the milestone and to help deliver ...

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.

The coupled ocean-atmosphere system transitioned to ENSO-neutral (El Niño – Southern Oscillation) during February (i.e. neither La Niña nor El Niño). However, some remnant La Niña like circulations ...

Earth Science NZ researchers are seeing signs that the breeding season for the invasive freshwater gold clam (Corbicula fluminea) has begun. Earth Sciences NZ Principal Technician Karen Thompson says ...

New high-resolution modelling predicts that rainfall from tropical cyclones will significantly increase under global warming. Earth Sciences New Zealand and the University of Waikato found that, under ...

The Barrier Assessment and Reporting Tool (BART) has been created to help river managers and asset owners understand connectivity in different catchments, and prioritise barriers within catchments for ...

ENSO-neutral (El Niño – Southern Oscillation) conditions remain present in the tropical Pacific. In June 2025, atmospheric patterns in the Pacific continued to be intermittently consistent with weak ...