Heavy rain for Fiordland, Westland and the headwaters of Otago Lakes and Rivers. Severe gales for parts of central and southern New Zealand.
An active front, preceded by a strong and very moist northwest flow, moves up the South Island today (Saturday), followed by very strong and showery west to southwest flow. The front is expect to move over the North Island on Sunday and weaken.
The heaviest falls are expected in Fiordland, Westland south of Otira, and also about the headwaters of the Otago Lakes and Rivers, and a Heavy Rain Warning is in force.
The strongest winds are expected to affect the Canterbury High Country, Wellington and Wairarapa including the Tararua District ahead the front, and coastal Southland and southern parts of Otago behind the front. A Strong Wind Warning is in force for these areas.
People are advised to keep up to date with the latest forecasts in case further areas are added to the Warning.
Heavy rain may cause streams and rivers to rise rapidly. Surface flooding and slips are also possible and driving conditions may be hazardous.
Valid: 9 hours from 10:00am to 7:00pm Saturday
Forecast: Expect 100 to 160mm of rain to accumulate, especially north of Doubtful Sound. Peak intensities 20 to 30mm per hour in thunderstorms.
Area: Coastal Southland and Clutha, also Otago Peninsula
Valid: 13 hours from 8:00pm Saturday to 9:00am Sunday
Forecast: West to southwest gales are forecast to be severe in exposed places, gusting 120km/h.