The long range forecast from Weather Workshop for all of New Zealand
to midnight Thursday:
Situation: A persistent high east of the country is expected to drift
slowly away over the next few days while extending a weakening ridge
toward the upper North Island. A northwest flow is strengthening over
South Island areas ahead of a Tasman Sea trough which is expected to
approach from the west early tomorrow. During Tuesday and Wednesday
the trough is likely to become slow moving over New Zealand and
become quite complex before drifting away on Thursday.
NORTHLAND, AUCKLAND, COROMANDEL PENINSULA, BAY of PLENTY/ROTORUA
and TAUPO: Cloudy about Northland today with a few light showers,
elsewhere mainly fine. A good deal more cloud about tomorrow with
freshening northeasterlies and showers spreading to many places.
Further showers Tuesday then rain at times during Wednesday. Rain
easing to showers from the west later, winds turning southwest.
Fine in most areas Thursday but showers may persist from Auckland
WAIKATO, WAITOMO, TAUMARANUI, TARANAKI, TAIHAPE, WANGANUI and
MANAWATU: Mainly fine today apart from the odd light shower from
Wanganui southward. Tomorrow sees rather cloudier skies with
showers more extensive in the west. Drizzly rain with
northwesterlies Tuesday. More persistent and widespread rain
Wednesday then easing to showers later with winds turning south
or southwest. Becoming mostly fine Thursday.
GISBORNE, HAWKES BAY and WAIRARAPA: Settled dry conditions
expected thru to Tuesday with northwesterlies freshening tomorrow.
Wednesday sees a period of rain in most areas, colder
southerlies working into Wairarapa and Hawkes Bay later. Showers
and fine periods Thursday.
WELLINGTON: Cloudy periods today with light showers in the north.
Cloudy and windy from the north tomorrow with showers more
widespread. Outbreaks of rain Tuesday, northerlies easing. More
persistent rain Wednesday and colder with southerlies developing.
Showers gradually clearing Thursday.
NELSON: Cloud about the western ranges becoming more extensive
tomorrow with drizzle developing. A period of rain during Tuesday
with northerlies. Rain areas clearing Wednesday, winds turning
southwest. Mainly fine Thursday.
MARLBOROUGH, CANTERBURY and OTAGO: Fine and mild today. Tomorrow
sees extensive upper cloud thickening with rain about the Alps
and western ranges spreading elsewhere at times. Rain reaching
most places Tuesday. During Wednesday skies slowly clearing from
the south about Canterbury and Otago but further north patchy
rain persisting. Mainly fine everywhere Thursday.
BULLER, WESTLAND and FIORDLAND: Overcast with drizzly rain becoming
more widespread and persistent tomorrow. Heavy falls expected south
of Hokitiki. Rain easing to showers Tuesday then clearing about
the fiords. Remaining showers clearing from Westland and Buller
Wednesday, mainly fine elsewhere. Mainly fine everywhere Thursday.
SOUTHLAND: Cloud increasing. Rain in the west working east tonight.
Rain easing to showers tomorrow and turning colder with southerlies.
Tuesday sees rain clearing but remaining rather cloudy. Drizzle
areas later along the south coast and about Stewart Island. On
Wednesday cloudy in the south again but inland becoming mainly fine.
Mainly fine everywhere Thursday.
CHATHAM ISLANDS: Long fine periods today then skies cloudier tomorrow.
Tuesday sees showers with colder southwesterlies. Further showers
Wednesday. On Thursday showers few and far between with fine periods
(c) Copyright Weather Workshop Limited 1999