Climate & Weather

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

  • Tropical Torrent by the numbers

    Media release
    The Tropical Torrent that spread over New Zealand this week, produced up to three times the normal April rainfall for some locations in three days, NIWA forecaster Ben Noll says.
  • Tropical Torrent takes aim at New Zealand

    Media release
    After thrashing Australia, what’s left of ex-Tropical Cyclone Debbie is forecast to slowly move across the Tasman Sea over the weekend and soak New Zealand next week.
  • NIWA's Hotspot Watch for 30 March 2017

    Hotspot
    The final weekly update for the 2016-17 summer describing soil moisture across the country to help assess whether severely to extremely dry conditions are occurring or imminent.
  • NIWA launches New Zealand Drought Index - a one-stop drought monitor

    Media release
    A new tool to monitor drought conditions across New Zealand has been launched today by NIWA.
  • (no image provided)

    Copyright and Conditions of NIWA Data Access and Use

  • Hotspot Watch for 16 March 2017

    Hotspot
    A weekly update describing soil moisture across the country to help assess whether severely to extremely dry conditions are occurring or imminent. 
  • The Tasman Tempest takes its toll - time to tally up

    Media release
    As the Tasman Tempest headed east off New Zealand today, it’s time to look at the statistics and see how many records it washed away.
  • Meteorological March Madness

    Media release
    NIWA meteorologist Ben Noll says parts of the upper North Island have received more rain in two days than normally falls for the entire month.
  • NIWA's Hotspot Watch for 2 March 2017

    Hotspot
    A weekly update describing soil moisture across the country to help assess whether severely to extremely dry conditions are occurring or imminent.
  • (no image provided)

    Wellington's summer was bad, but not as bad as you think—honest

    Media release
    Summer officially ends tomorrow but for Wellingtonians it feels like it’s only just getting started. NIWA meteorologist Ben Noll explains what went wrong.
  • Hotspot Watch for 23 Feb 2017

    Hotspot
    A weekly update describing soil moisture across the country to help assess whether severely to extremely dry conditions are occurring or imminent.
  • World-leading climate change research

    News article
    Effects of climate change on fish are being studied at NIWA's Northland Marine Research Centre.