Heavy Rain Forecast - Severe Weather Warning

Posted by Nelson Tasman Civil Defence on 16 May 2017

A deep low and associated front is forecast to bring heavy rain to northern and western parts of both islands.

Heavy falls are expected in northwest Nelson where 100 to 140mm is likely about the ranges. People in these areas are advised to look out for rapidly rising rivers and streams and also possible slips and surface flooding

Stay up to date with the latest forecasts at http://www.metservice.com


  • Rain becoming heavy for a time Wednesday morning and then again from Wednesday evening to Thursday morning.
  • In the 28 hours from 2am Wednesday to 6am Thursday, expect 100 to 140mm mainly about the ranges.
  • Peak intensities of 20 to 30mm per hour are expected for a time Wednesday morning and again from Wednesday evening.

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