On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

Climate & Weather

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

Drought forecasting dashboard

The drought forecasting tool uses innovative climate modelling, the latest in machine learning and other data-driven techniques to predict rainfall 35 days ahead. Helping farmers and growers better prepare for periods of dryness and drought.

Climate and weather

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  • Link to source page

    Hotspot Watch 8 December 2023

    Hotspot
    08 December 2023
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.

  • Link to source page

    Learning support #3: Climate change and floods - values, perspectives and decision-making

    Education Resource
    How does exploring different perspectives shape the decisions that are made about how we adapt to climate change?
    Climate change adaptation

  • Link to source page

    Hotspot Watch 30 November 2023

    Hotspot
    30 November 2023
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.

  • Link to source page

    Hotspot Watch 23 November 2023

    Hotspot
    23 November 2023
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.

  • Link to source page

    Hotspot Watch 17 November 2023

    Hotspot
    17 November 2023
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.
    Climate and weather

  • Link to source page

    2023_01_AUCKLAND_FLOODING_noll_2.jpg

    Forecasting impacts from extreme weather

    Research Project
    This project aims to establish connections between weather and river flow forecasting, inundation prediction and risks to people and assets.
    Climate and weather
    Climate change adaptation
    Hazards

  • Link to source page

    Learning support #1: Extreme weather and climate change

    Education Resource
    When it rains it pours – extreme weather.
    Climate change adaptation

  • Link to source page

    Introduction - Township Flood Challenge Game

    Education Resource
    Welcome to the NIWA Township Flood Challenge game.
    Climate change adaptation
    Floods

  • Link to source page

    Hotspot Watch 10 November 2023

    Hotspot
    10 November 2023
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.

  • Link to source page

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    NatHERS climate files 2012 - data request

    NatHERS climate files 2012 - data request webform
    Climate data

  • Link to source page

    Hotspot Watch 1 November 2023

    Hotspot
    01 November 2023
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.

  • Link to source page

    Hotspot Watch 26 October 2023

    Hotspot
    26 October 2023
    A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.