NIWA
Topics
- Cold summer start 2025Quiet since 5 Feb 2025
- Invasive gold clam in New Zealand waterwaysQuiet since 10 Dec 2025
- Matariki 2025Quiet since 21 Jun 2025
- Nelson-Tasman floods and recovery 2025Quiet since 26 Aug 2025
- Spring school holidays weather 2025Quiet since 25 Sep 2025
- Atmospheric river and heavy rain warningsQuiet since 19 Nov 2025
All stories
December 2025
- New Plymouth lake to be drained due to invasive clam infestation
- Northland Regional Council urges closure of Kai Iwi Lakes boat ramp
November 2025
September 2025
August 2025
July 2025
- Westland mayor warns Waiho River could devastate Ōkārito
- Tasman stopbanks repaired ahead of forecast wet weather
- Invasive Mediterranean fanworm discovered in Bluff Harbour
June 2025
- Ways councils can cool New Zealand cities as temperatures rise
- East Coast regions may have clearest skies for Matariki viewing
- Scientists may have discovered a carbon sink in the South Island+2
- Auckland and New Plymouth face thunderstorms and cold weekend temperatures
- Fog causes flight cancellations and delays at Auckland Airport
May 2025
- New Zealand to experience warmer than average winter temperatures
- Chairs and board members appointed for new science research institutes
April 2025
March 2025
- West Coast most at risk of extreme atmospheric rivers
- Some parts of NZ could see 20% more rainfall by century's end
- Canterbury temperatures expected to drop after high heat
February 2025
- Cooler winds and clearer skies expected to end muggy weather
- January 2025 was New Zealand's coldest January since 2017
- Christchurch experiences coldest January this century
January 2025
- Scientists depart Wellington for six-week Antarctic research voyage
- Auckland beachgoers cautioned after reports of sea lice rashes
- Christchurch suburbs among New Zealand's driest locations in 2024
- 2024 was New Zealand's 10th warmest year on record+1
- Southerly fronts bring cooler weather despite warm summer predictions
- Warmer and drier weather expected to return in late January
- Wet and windy weather forecast for lower North Island
November 2024
Logo: National Institute of Water and Atmospheric Research, Public domain, Wikimedia Commons