Climate & Weather

Understanding our variable and changing climate is critical for managing resources and reducing risks.

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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    New Zealand facing greater weather extremes: international report

    News article
    31 March 2014
    New Zealand will get hotter, have more heavy rainfalls, and experience more days when the fire risk is extreme, the latest international report on climate change impacts reveals.
    Weather hazards

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    Media advisory: climate change report

    Media release
    25 March 2014
    Journalists are advised that the latest report from the Intergovernmental Panel on Climate Change (IPCC) is to be released in Yokohama, Japan at 1pm (NZ time) on Monday, 31 M

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    The weather of Christmasses past and present

    News article
    20 December 2013
    If you can't beat Wellington on a good day, you can't beat it on Christmas Day either.

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    Temperatures soar into record books 26 November 2013

    Media release
    26 November 2013
    A spell of settled sunny weather around the country has been breaking temperature records, NIWA figures show.

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    Court of Appeal awards costs to NIWA

    News article
    13 November 2013
    The Court of Appeal has awarded costs to NIWA following a decision by the New Zealand Climate Education Trust to withdraw its appeal against a High Court ruling which confirmed the integrity of NIWA's climate science.

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    NIWA’s climate science vindicated in Court of Appeal

    News article
    16 October 2013

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    Southwest Pacific Tropical Cyclone Outlook: Near average tropical cyclone numbers for the region is likely, with increased activity in the late season

    News article
    15 October 2013

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    IPCC says human influence on climate system clear

    News article
    27 September 2013
    This is one of the key conclusions announced today by Working Group 1 of the Intergovernmental Panel on Climate Change, in the summary of its contribution to the IPCC's Fifth Assessment. 
    Climate change

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    Storm information update

    News article
    21 June 2013

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    Snow storm provides crucial information for scientists

    News article
    20 June 2013

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    Useful links and resources

    Useful drought links and information from NIWA and MPI

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    What is a mass spectrometer?

    Education Resource
    Much of NIWA's science uses an instrument known as a mass spectrometer. But what is a mass spectrometer, and how to they work?
    Climate change