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NZ Severe Weather Warnings
SEVERE WEATHER WARNING
Issued by MetService at 8:40 pm Wednesday 26-Feb-2020
Periods of heavy rain for the west of the South Island during Thursday and
Friday, and northerly gales for Fiordland and Southland
A front, preceded by strong northerly winds, is expected to move onto the south
of the South Island from the Tasman Sea on Thursday morning, bringing a period
of heavy rain to Fiordland and southern Westland. The front should become more
active during Friday as it moves slowly northeastwards across Westland, binging
further heavy rain to the west of the South Island.
A Heavy Rain Warning is in force for Westland south of Otira, while a Heavy Rain
Watch covers Fiordland and the headwaters of the Otago and Canterbury Lakes and
Rivers. In addition, a Strong Wind Watch is in force for Fiordland and Southland.
People are advised to keep up to date with the latest forecasts in case any
changes are made.
HEAVY RAIN WARNING - ORANGE
Heavy rain may cause streams and rivers to rise rapidly. Surface flooding and
slips are also possible and driving conditions may be hazardous.
Area: Westland south of Otira
Valid: 30 hours from 3:00 pm Thursday to 9:00 pm Friday
Forecast: Periods of heavy rain. Expect 250 to 400mm of rain to accumulate about
the ranges during this period, and 70 to 120mm near the coast. Peak rates of 15
to 25mm/h about the ranges, but 25 to 40mm/h during Friday with thunderstorms
Please note, heavy rain is only expected about the ranges south of Harihari on
Thursday, then spreads northwards on Friday.
An update for severe weather will be issued by: 10:00 am Thursday 27-Feb-2020
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