MetService Severe Weather Warnings

This page holds links to all the warnings issued by Metservice during the Bay of Plenty floods. They include Severe Weather Warnings, Severe Weather Outlooks, Special Weather Advisories, and Severe Weather Watches. More about MetService

warnings

Severe Weather Warning

MetService will issue a Severe Weather Warning whenever there is an expectation that any of the following weather conditions will occur within the next 24 hours:

  • Widespread* rainfall greater than 50 mm within 6 hours or 100 mm within 24 hours;
  • Widespread* snowfall below 1000 metres on the North Island or 500 metres on the South Island with a snow depth of 10 centimetres within 6 hours or 25 centimetres within 24 hours;

*"Widespread" means over an area of 1000 square kilometres or more.
heavyrain

Severe Weather Outlook

The aim of the Severe Weather Outlook is to provide a "heads up" of potential severe weather events in the Day 3 to Day 6 period.
watch

Severe Weather Watch

MetService will issue a Severe Weather Watch whenever there is an expectation that conditions may deteriorate to the thresholds specified for the issue of a Severe Weather Warning:

  • After the next 24 hours but within 48-72 hours, or
  • If there is a high level of uncertainty within the next 24 hours
  • After the next 24 hours but within 48-72 hours, or
  • If there is a high level of uncertainty within the next 24 hours