Severe Thunderstorm Watch
Details
Updated at 8.55am to extend watch area.
A very active line of thunderstorms lies over Wellington and southern Kapiti, extending eastwards into Wairarapa. This line should start moving slowly northeastwards, accompanied by very heavy rain, possibly torrential in places.
Very strong wind gusts are also possible, and there is a low risk of small tornadoes.
People are urged to stay alert to these severe weather conditions, with flash flooding likely.
This watch will be updated by 1pm Saturday 17 April, 2026.
Recommendations
Note: A Severe Thunderstorm Watch means conditions are favourable for severe thunderstorms in and close to the watch area. People in these areas should be on the lookout for threatening weather conditions and monitor for possible Severe Thunderstorm Warnings.
For information on preparing for and keeping safe during a storm, see the Civil Defence Get Ready website