SEVERE WEATHER WARNING.
ISSUED BY MetService AT 12:31pm 18-Apr-2015
URGENT - IMMEDIATE BROADCAST IN: Waikato, Coromandel Peninsula, Bay
Of Plenty Rotorua
HEAVY RAIN FOR WAIKATO, THE COROMANDEL PENINSULA AND WESTERN BAY OF
A complex trough is moving across the central North Island today
(Saturday), bringing rain to much of the North Island. The heaviest
falls have been in Waikato, and this rain is expected to ease late
afternoon. Also, the Watch for heavy rain for the Coromandel
Peninsula and western Bay of Plenty is upgraded to a Warning. A
further 20-30mm of rain is possible in Waikato on top of what has
already fallen, while 50-70mm is expected for the Coromandel
Peninsula and western Bay of Plenty. Thunderstorms are also possible.
People are advised that this amount of rain has the potential to
cause surface flooding, slips and streams and rivers to rise rapidly.
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HEAVY RAIN WARNING
AREA/S AFFECTED: WAIKATO
Heavy rain is expected to ease late afternoon. In the 4 hours from
midday to 4pm Saturday, expect a further 20-30mm to accumulate on top
of what has already fallen. Peak intensities of around 15mm per hour.
AREA/S AFFECTED: THE COROMANDEL PENINSULA AND BAY OF PLENTY, FROM
Heavy rain is expected to ease this evening. In the 8 hours between
midday and 8pm Saturday, expect a further 50-70mm to accumulate on
top of what has already fallen. Peak intensities of around 15mm per
NEXT SEVERE WEATHER WARNING WILL BE ISSUED AT OR BEFORE
9:00pm Saturday 18-Apr-2015
Forecast prepared by: Rochelle Fleming
For further information after 1.30pm Saturday April 18th contact Duty
Forecaster Allister Gorman
A service provided through a contract with the Crown
Short Range Forecast
Northland and Auckland: Scattered showers, some heavy with possible thunderstorms and hail, clearing this evening. Isolated showers and long fine spells tomorrow.
Waikato to Taumarunui and Taupo, including Coromandel and Bay of Plenty: Rain, with heavy falls, and thunderstorms with downpours about Coromandel and western Bay of Plenty, easing this evening. Isolated showers tomorrow.
Gisborne and Hawkes Bay: Showers, clearing in Hawkes Bay tonight.
Taranaki to Wellington, also Wairarapa: Cloudy periods and isolated showers today. Fine weather tomorrow.
Nelson, inland Marlborough and Buller: Fine, apart from morning cloud in Buller.
Coastal Marlborough and Canterbury: Isolated showers clearing today and fine spells increasing.
Otago and Southland: Mainly fine. A few spots of rain tomorrow evening.
Westland and Fiordland: Becoming cloudy tomorrow, and rain developing in Fiordland.
Chatham Islands: Mostly cloudy. Light rain possible tomorrow morning.
Monday: North Island, cloudy periods, with a few drizzle patches in Coromandel and Bay of Plenty. South Island, rain in the west spreading north to Hokitika, drizzle developing further north, cloud increasing in the east, with scattered rain slowly spreading north to southern Marlborough.
Tuesday: North Island, scattered light rain or drizzle developing from Taranaki to Wairarapa southwards, fine spells further north. South Island, rain or drizzle spreading to most places then gradually clearing from the south.
Wednesday: North Island, scattered light rain or drizzle in most places, but mainly fine north of the Bombay Hills, and drizzle clearing from Manawatu to Wellington. South Island, cloudy periods, with patchy drizzle about the northwest ranges, longer fine spells in Otago and Southland.
Chatham Islands: Mostly cloudy throughout the period. Rain developing on Tuesday, and northerly winds turning southerly. Rain clearing on Wednesday.