SEVERE WEATHER WARNING.
ISSUED BY MetService AT 10:28am 02-Oct-2014
URGENT - IMMEDIATE BROADCAST IN: Canterbury, Wairarapa, Hawkes Bay
WINDY DAYS AHEAD FOR MANY DISTRICTS. COLD OUTBREAK WITH WINTRY
WEATHER SPREADING OVER SOUTH ISLAND OVERNIGHT THURSDAY TO FRIDAY
A front moves across the country this afternoon and evening with a
burst of rain for the north and west of both islands. Blustery
northwest winds follow this front, with a cold outbreak forecast to
sweep across the South Island overnight tonight to Friday morning.
Northwest gales are expected to become severe about inland Canterbury
overnight Thursday, also in Wairarapa and Central Hawkes Bay (south
of about Hastings and including the Rimutaka Hill) on Friday. Gusts
of 120km/h or more are likely in exposed places. These winds may
damage trees, powerlines and insecure structures and make driving
difficult, especially for high sided vehicles and motorcycles.
As cold air floods across the South Island overnight Thursday and
during Friday, wintry conditions can be expected in the west and
south with lowering snow levels likely to affect many higher roads in
Southland and Otago, as well as the Alpine Passes. For more details,
see the Special Weather Advisory and Road Snowfall Warnings.
FOR THE LATEST WEATHER AND FORECAST CHARTS PLEASE GO TO
MORE DETAILED INFORMATION FOR EMERGENCY MANAGERS AND TECHNICAL USERS
STRONG WIND WARNING
AREA/S AFFECTED: INLAND CANTERBURY
Northwesterlies expected to rise to gale this evening, reaching
severe gale with gusts of 120km/h in exposed places overnight
Thursday, especially in North Canterbury. Winds should ease by about
dawn on Friday.
AREA/S AFFECTED: WAIRARAPA SOUTH OF ABOUT EKETAHUNA, INCLUDING THE
Northwesterlies expected to rise to gale Thursday night, with severe
gales gusting 130km/h from before dawn on Friday. Winds should ease
late Friday morning to early afternoon.
AREA/S AFFECTED: THE TARARUA DISTRICT AND CENTRAL HAWKES BAY (SOUTH
OF ABOUT HASTINGS)
Northwesterlies expected to rise to gale overnight Thursday, reaching
severe gale gusting 130km/h about the Tararua District Friday
morning. Winds forecast to turn westerly Friday afternoon with severe
gales spreading to Central Hawkes Bay. Winds should ease overnight
Friday to early Saturday.
NEXT SEVERE WEATHER WARNING WILL BE ISSUED AT OR BEFORE
9:00pm Thursday 02-Oct-2014
Forecast prepared by: Chris Noble
A service provided through a contract with the Crown
Short Range Forecast
Northland to Kapiti, including Bay of Plenty and the central high country: Occasional showers, turning to rain for a time tomorrow. Thunderstorms possible from Taranaki southwards in the evening. Westerly gales in exposed places tomorrow.
Gisborne, Hawkes Bay and Wairarapa: Mainly fine, but a few showers at times. Northwesterlies rising to severe gale south of Hastings tonight.
Wellington: Occasional showers, clearing late morning. Northwesterly gales.
Nelson: Showers, especially in the west.
Buller, Westland and Fiordland: Periods of rain, thundery at times. Snow lowering to 300 metres in Fiordland tomorrow and 500 metres elsewhere.
Marlborough and Canterbury: Showers near the western ranges. A few elsewhere at times. Thunder and hail possible about coastal Canterbury tomorrow. Northwest gales inland, easing tomorrow.
Otago and Southland: Showers becoming widespread tonight as cold southwesterlies develop, gale about the coast. Snow lowering to 200 metres by tomorrow night.
Chatham Islands: Rain at times.
Saturday: North Island, showers and cool southwesterlies for most, and snow about higher roads. South Island, showers with cold southwesterlies in the south and northwest, with snow to low levels in the south. Mostly fine elsewhere.
Sunday: North Island, fine spells, with showers in central areas. Northwesterlies rising to gale in the south. South Island, heavy rain in the west, with scattered falls in the south. Mainly fine elsewhere. Northwesterlies rising to gale in the north and east.
Monday: North Island, a period of rain spreading northeast, followed by showers. Strong or gale westerlies for most. South Island, a period of rain, followed by showers, with snow about the hills in the south. Strong cold southwesterlies.
Chatham Islands: Showers on Saturday with southwesterlies. Fine on Sunday with northwesterlies strengthening. Showers returning on Monday with fresh southwesterlies.