Storm surge

NIWA combine's capabilities in weather, storm surge and tide forecasting with tide gauge observations to predict sea levels for specific locations under forecast weather conditions.

  • Extreme coastal flood maps for Aotearoa New Zealand

    Service
    Decisions about how we adapt to sea-level rise need to be based on information about our exposure to coastal flooding.
  • New maps reveal places at risk from sea-level rise

    Media release
    New maps from NIWA and the Deep South National Science Challenge show areas across Aotearoa New Zealand that could be inundated by extreme coastal flooding.
  • Coastal flooding likely to be main driver for adaptation

    Media release
    New NIWA-led research shows increasing flood risk is going to be what leads people to make changes to adapt to sea-level rise.
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    Small sea-level rises to drive more intense flooding, say scientists

    Media release
    A little can mean a lot – especially when it comes to the relationship between sea level rise and coastal flooding.
  • New reports highlight flood risk under climate change

    Media release
    Two reports released today by NIWA and the Deep South National Science Challenge reveal new information about how many New Zealanders, how many buildings and how much infrastructure could be affected by extreme river and coastal flooding from storms and sea-level rise.
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    Dog Island

    Dog Island levels
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    Whitianga Wharf

    Whitianga Wharf sea levels