Weather: Severe thunderstorms, torrential rain forecast for Upper Hutt and Kaitoke

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Severe thunderstorms are moving towards the westsouthwest and are expected to impact Upper Hutt City, Hutt City and South Wairarapa areas, says MetService.

They are expected at 4:25pm near Upper Hutt, Lake Wairarapa and the South Remutaka Range.

And near Lake Ferry, Lake Wairarapa, Pirinoa and the Southern Remutake Range at 4:45pm.

Torrential rain, with the potential of causing surface flooding and/or flash flooding is also expected.

This could make driving conditions extremely hazardous, MetService said.

A severe thunderstorm watch is in place for Wairarapa.

The National Emergency Management Agency has this advice for approaching storms:

  • Take shelter, preferably indoors away from windows
  • Avoid sheltering under trees, if outside
  • Get back to land, if outdoors on the water
  • Move cars under cover or away from trees
  • Secure any loose objects around your property
  • Check that drains and gutters are clear
  • Be ready to slow down or stop, if driving

It says during a storm you should be aware of fallen trees and powerlines, and avoid streams and drains due to flash flooding.