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Send us your snow observations
Measurements of snowfall at low elevations around New Zealand are few and far between, and yet the data would be really helpful in understanding how snowfall occurs and quantifying snow-related risks. -
Some homes contain 3 times more air pollution, NIWA finds
Media release18 October 2023A new study from NIWA has mapped outdoor air quality for Invercargill and Alexandra in more detail than ever before. -
UV and Ozone
ServiceThis is the home for NIWA's UV and ozone research, including maps and graphs showing daily predictions and measurements for UV levels across New Zealand. -
UV Index
ServicePlots of today's UV index are available in graphical form for Auckland, Wellington, Christchurch, Lauder and Invercargill. -
Link between insomnia and depression found at Science & Technology Fair
Media release15 October 2023A study looking at the impact of sleep on depression in adolescents was 18 months in the making for Ellen Thompson. -
Tide Forecaster
ServiceNIWA's Tide forecaster provides tidal data for any point in New Zealand. -
NIWA Weather
ServiceNIWA Weather is NIWA's public facing weather forecasting website. You'll find 2-day, hour-by-hour forecasts for locations across Aotearoa New Zealand, as well as forecast videos by our in-house meteorologists, animations showing rain forecasts, tide forecasts and NIWA's daily UV index. -
SolarView
This calculator estimates the solar energy that can be collected by a solar capture device (solar panel) at a given address, panel direction and roof slope. -
Our Future Climate New Zealand
Our Future Climate New Zealand is an interactive tool that explores projected temperature and rainfall maps for New Zealand and charts for a selection of locations and times forward to 2100. -
Hotspot Watch 13 October 2023
Hotspot12 October 2023A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.