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Heavy rain and severe gales for parts of NZ

File photo.

MetService advises that a front over the Tasman Sea is forecast to move across New Zealand on Monday, preceded by a strong and moist north to northeasterly flow, then followed by unsettled northwesterlies.

“The front is expected to bring a period of heavy rain to western and northern parts of New Zealand, including areas of Buller, Nelson and Marlborough recently affected by flooding,” says a MetService spokesperson.

“In addition, a period of strong to gale north to northeasterly winds are expected ahead of the front, with some places possibly reaching severe gale for a time.”

People are advised to keep up to date with the latest forecasts in case any changes are made, or further areas are added.

A Heavy Rain Watch has been issued for the following regions:

Area: Northland
Valid: 8 hours from 1:00 am to 9:00 am Monday
Forecast: A period of heavy rain possible. Rainfall amounts may approach warning criteria.

Area: Auckland including Great Barrier Island
Valid: 8 hours from 3:00 am to 11:00 am Monday
Forecast: A period of heavy rain possible. Rainfall amounts may approach warning criteria.

Area: Coromandel Peninsula
Valid: 9 hours from 6:00 am to 3:00 pm Monday
Forecast: A period of heavy rain possible. Rainfall amounts may approach warning criteria.

Area: Bay of Plenty west of Opotiki
Valid: 9 hours from 9:00 am to 6:00 pm Monday
Forecast: A period of heavy rain. Rainfall amounts may approach warning criteria.

Area: Gisborne north of Ruatoria
Valid: 8 hours from 1:00 pm to 9:00 pm Monday
Forecast: A period of heavy rain. Rainfall amounts may approach warning criteria.

Area: Mount Taranaki
Valid: 12 hours from 3:00 am to 3:00 pm Monday
Forecast: Periods of heavy rain. Rainfall amounts may approach warning criteria.

Area: For the remainder of Nelson not covered by a Warning, also Marlborough west of Blenheim and north of the Awatere valley including the Sounds
Valid: 15 hours from 3:00 am to 6:00 pm Monday
Forecast: Periods of rain with some heavy falls possible. Expect 40 to 70mm of rain to accumulate, especially about the ranges. Peak rates of 5 to 10mm/h. Rain is expected to ease from Monday afternoon.

Rain easing to a few showers from Monday evening, with rainfall rates dropping to around 1 or 2mm per hour, and a further 5 to 10mm possibly accumulating in some places. Showers then clearing overnight.

Area: The Buller ranges south of Seddonville and north of Reefton

Valid: 21 hours from 11:00 pm Sunday to 8:00 pm Monday
Forecast: Periods of heavy rain. Expect 50 to 80mm of rain to accumulate. Peak rates of 10 to 15mm/h expected overnight tonight through to midday Monday.

Area: Fiordland about and north of Milford Sound
Valid: 14 hours from 4:00 pm Sunday to 6:00 am Monday Forecast: Periods of heavy rain, and thunderstorms possible. Rainfall amounts may approach warning criteria.

A Strong Wind Watch has been issued for the following regions:

Area: Auckland excluding Great Barrier Island
Valid: 8 hours from 3:00 am to 11:00 am Monday
Forecast: Northeasterly winds may approach lower warning thresholds, for example, gusts of 80 to 90 km/h, especially in eastern areas.

Area: Hawkes Bay and Gisborne between Wairoa and Muriwai including Mahia Peninsula
Valid: 6 hours from 2:00 pm to 8:00 pm Monday
Forecast: Northeasterly winds may approach severe gale at times.

Area: Taranaki about and south of the Mountain, Whanganui north of the City, and Taihape
Valid: 16 hours from 10:00 pm Sunday to 2:00 pm Monday
Forecast: North to northeasterly winds may approach severe gale at times.

Area: Canterbury High Country
Valid: 23 hours from 9:00 am Sunday to 8:00 am Monday
Forecast: Northerly winds may approach severe gale at times.

Area: Banks Peninsula
Valid: 12 hours from 2:00 am to 2:00 pm Monday
Forecast: Northeasterly winds may approach severe gale at times.

Area: Southland about and north of Lumsden
Valid: 12 hours from 2:00 pm Sunday to 2:00 am Monday
Forecast: Northerly winds may approach severe gale at times.




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