SEVERE WEATHER WARNING.
ISSUED BY MetService AT 8:54pm 19-Dec-2014
URGENT - IMMEDIATE BROADCAST IN: Westland, Taranaki
A PERIOD OF HEAVY RAIN FOR THE RANGES OF WESTLAND AND MOUNT TARANAKI
A strong, moist northerly flow is expected to bring heavy rain to the
ranges of Westland through to Saturday night and to Mount Taranaki
for a period from Saturday afternoon until early Sunday morning. The
heaviest falls are expected about the ranges of Westland, with 200 to
People, especially trampers, are warned to look out for rapidly
rising rivers and streams. Surface flooding, slips and hazardous
driving conditions are also likely during this time.
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HEAVY RAIN WARNING
AREA/S AFFECTED: WESTLAND SOUTH OF OTIRA
Heavy rain is expected to ease from the south late Saturday. In the
27 hours from 9pm Friday to midnight Saturday, expect around 200mm of
rain about the ranges, with 250mm possible about higher slopes south
of Whataroa. During the same time, 70 to 100mm of rain is likely
nearer the coast. Rainfall rates about the ranges could reach 30mm
per hour at times, especially in possible thunderstorms.
FREEZING LEVEL: 3200 metres
AREA/S AFFECTED: MOUNT TARANAKI
Rain is expected to become heavy Saturday afternoon, then ease early
Sunday morning. In the 12 hours from 3pm Saturday until 3am Sunday,
expect 70 to 100mm of rain. Rainfall rates could reach 25mm per hour
for a time.
NEXT SEVERE WEATHER WARNING WILL BE ISSUED AT OR BEFORE
9:00am Saturday 20-Dec-2014
Forecast prepared by: Peter Little
For further information after 9pm contact Duty Forecaster John Crouch
A service provided through a contract with the Crown
Short Range Forecast
Northland, Auckland and Coromandel: Low cloud. Scattered showers developing this morning, turning to rain this evening.
Waikato to Manawatu, including Bay of Plenty and the central high country: Cloud increasing, and rain developing towards evening, with a few heavy falls.
Gisborne, Hawkes Bay and Wairarapa: Mainly fine with high cloud. However, scattered rain tonight in Wairarapa.
Horowhenua, Kapiti and Wellington: Low cloud and occasional drizzle, turning to rain this evening, with heavy falls.
Nelson: Cloudy with occasional drizzle, turning to rain this evening, with heavy falls.
Marlborough and Canterbury: Mainly fine with high cloud, but rain near the main divide and drizzle about the Marlborough Sounds. Rain spreading into Marlborough this evening, with heavy falls about the western ranges.
Buller, Westland and Fiordland: Periods of rain, with heavy falls and possible thunderstorms in Westland.
Otago and Southland: Extensive high cloud, with rain at times.
Chatham Islands: Low cloud.
Sunday: North Island, rain for most places, with some heavy falls, easing from the west in the afternoon. South Island, showers in the west and south, and elsewhere from afternoon.
Monday: North Island, a few showers in the south and east, mainly fine elsewhere. South Island, A few showers in the north and west, and inland Canterbury, mainly fine elsewhere. Late rain in Fiordland.
Tuesday: North Island, fine spells. A few afternoon and evening showers, mainly inland and in the north. South Island, mainly fine, afternoon and evening showers about the ranges.
Chatham Islands: Rain developing Sunday afternoon, clearing Sunday night. Showery southwesterlies developing on Monday, then easing on Tuesday.