Drought forecasting dashboard
NIWA and MPI are working together to develop a new drought forecasting tool. It uses innovative climate modelling, the latest in machine learning and other data-driven techniques to predict rainfall 35 days ahead. It will help farmers and growers better prepare for periods of dryness and drought.
Climate and weather
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NIWA staff profile: Nava Fedaeff
Feature story06 June 2017At the age of seven, NIWA’s youngest climate scientist, Nava Fedaeff, swapped sub-arctic Siberia for balmy Auckland – and her first job was to learn to swim. -
What is ocean acidification?
Education ResourceOcean acidification is the name given to the lowering of pH of the oceans as a result of increasing carbon dioxide (CO2) in the atmosphere. -
Southwest Pacific Tropical Cyclone Outlook
Publication seriesA summary of up-coming tropical cyclone seasons, issued 6-monthly. -
Mean number of days of ground frost
These datasets are available in a range of formats. -
Bay of Plenty
The topography of the North Island has a profound effect on the weather of the Bay of Plenty region. -
What is Ocean acidification?
NIWA oceanographer Dr Cliff Law explains the impacts of ocean acidification on organisms that use carbonates to build their shells, and on bacteria. -
NZ's warmest and wettest winter on record
Media release06 June 2017NIWA’s climate scientists can now confirm what you may have suspected. After carefully poring through more than a century’s worth of data, it has been officially determined that winter 2022 was Aotearoa New Zealand’s warmest and wettest on record. -
Map E North
Education ResourceSheltered by high country to the west, the eastern zone of the North Island enjoys a dry, sunny climate. -
What is the greenhouse effect?
Education ResourceThe greenhouse effect is a warming of the earth's surface and lower atmosphere caused by substances which let the sun's energy through to the ground but impede the passage of energy from the earth back into space.