NZ Historic Weather Events Catalogue

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ModerateMarch 2010 Wellington and Marlborough Storm ( 2010-03-12 )

A southerly front moved up the South Island towards Wellington where high winds damaged powerlines and blew trees over roads and railway lines. Wellington was also hit by a tornado.

New Zealand

Multi HazardMulti Hazard at New Zealand
Comments:

CommentThe southerly front moved up from Canterbury and Marlborough on the afternoon of the 12th. It brought heavy rain which lasted three hours with thunderstorms and hail in some places. The storm lashed the top of the South Island before hitting Wellington at 4:30pm. The storm rapidly moved up the North Island and hit Hawke's Bay by mid-evening.

CauseA MetService forecaster said the storm was called a strong southerly change, also known as a "southerly buster", which usually hit when warm weather was followed by very cold weather.

Insurance ClaimInsurance claims for the storm total $1.2 million.

Wellington

Multi HazardMulti Hazard at Wellington
Comments:

CommentThe storm hit Wellington at 4:30pm on the 12th.

High Wind GustsHigh Wind / Gust
Comments:

Affected LifelineThe storm caused chaos on the Kapiti Coast and in Wairarapa when power to thousands of households was knocked out.

Affected LifelineThousands of Upper Hutt and Masterton commuters were stranded when trees fell across the Hutt Valley line at 4:40pm north of Waterloo Station. Passengers were told bus replacements were unlikely to be available on short notice. Train services resumed by 7:30pm on the 12th but there were still some delays.

Multi HazardMulti Hazard at Kelburn
Map Location: -41.290129 174.76188
Comments:

Physical CharacteristicWhen the storm hit Wellington temperatures plummeted from 18.5 degrees Celsius to 8.5 degrees in Kelburn within ten minutes. A similar drop was recorded at the Wellington Airport.

High Wind GustsHigh Wind / Gust
Comments:

Peak Wind SpeedAt 4:30pm, wind gusts of up to 130 km/hr were reported in Kelburn.

High Wind GustsHigh Wind / Gust at Lower Hutt
Map Location: -41.216677 174.934068
Comments:

DamageIn Lower Hutt, trees were down across the city and one fell on a car.

Property DamageRoofing iron at St Bernard's School blew off and was tossed around the area.

InjuriesThere were no injuries

High Wind GustsHigh Wind / Gust at Lyall Bay
Map Location: -41.328842 174.792189
Comments:

Property DamageTime Cinema at Lyall Bay had a six-by-six metre section blown off its roof.

Heavy RainHeavy Rain at Wellington City
Map Location: -41.28855 174.776764
Comments:

Physical CharacteristicWellington recorded 25 mm (2.5 cm) of rain in just a few hours.

Maritime / CoastalMaritime / Coastal
Comments:

Affected LifelineA mooring rope on the Interislander's Kaitaki ferry was let go as the ship was attempting to berth in Wellington. The ferry's berthing was delayed by about an hour and a tug assisting the berthing.

DamageSeven boats which were sitting on trailers were blown over by strong winds at the Seaview Marina.

ImpactA yacht race turned into a rescue mission as 13 boats were caught out in Wellington Harbour and three had to be towed back to shore.

TornadoTornado
Comments:

CommentA tornado passed through the Wellington suburb of Ngaio.

Property DamageThe tornado ripped roofing off Samuel Marsden Collegiate School in the city's western suburb of Karori.

High Wind GustsHigh Wind / Gust
Comments:

Property DamageA shed was destroyed by high winds in the southern suburb of Whiro Bay and debris hit parked cars.

InjuriesA man who had been directing traffic around downed powerlines on the road north of Wellington suffered an electric shock and was flown to hospital.

Multi HazardMulti Hazard at Martinborough
Map Location: -41.2171 175.436864
Comments:

Crop DamageThe winds and torrential rain could not have come at a worse time for the wine industry, with grape harvesting beginning this month.

Maritime / CoastalMaritime / Coastal at Porirua
Map Location: -41.141089 174.818671
Comments:

ImpactA dingy carrying three people capsized due to the weather in Mana Harbour.

High Wind GustsHigh Wind / Gust at Wellington International Airport
Map Location: -41.329538 174.805351
Comments:

Peak Wind SpeedAt 4:30pm, wind gusts of up to 120 km/hr were reported at the Wellington Airport.

Marlborough

Multi HazardMulti Hazard at Marlborough
Comments:

CommentThe storm blasted through Marlborough just after 4pm on the 12th.

Affected LifelineMarlborough Lines operations manager said power surges had been reported in Ward, Lake Grassmere, Dashwood and Cloudy Bay Industrial Estate.

High Wind GustsHigh Wind / Gust at Rarangi
Map Location: -41.39361 174.04527
Comments:

InjuriesA teenage boy became trapped after a tree fell on him and was flown to Wairau Hospital with leg injuries.

High Wind GustsHigh Wind / Gust at Ward
Map Location: -41.826945 174.143136
Comments:

Peak Wind SpeedA Ward resident said gusts had reached up to 100 km/hr on his property.

ImpactA Ward resident said a gust of wind picked up her childrens trampoline and took it over a fence and into the power line.

HailHail
Comments:

CommentHail also fell.

References

Headline: Wild weather blasts central New Zealand.
www.stuff.co.nz, 12 March 2010.
Headline: Southerly buster hits Wellington.
www.stuff.co.nz, 13 March 2010.
Insurance Council of New Zealand (www.icnz.org.nz/current/weather)

ModerateMarch 2010 Wellington and Marlborough Storm ( 2010-03-12 )

A southerly front moved up the South Island towards Wellington where high winds damaged powerlines and blew trees over roads and railway lines. Wellington was also hit by a tornado.

New Zealand

Multi HazardMulti Hazard at New Zealand
Comments:

CommentThe southerly front moved up from Canterbury and Marlborough on the afternoon of the 12th. It brought heavy rain which lasted three hours with thunderstorms and hail in some places. The storm lashed the top of the South Island before hitting Wellington at 4:30pm. The storm rapidly moved up the North Island and hit Hawke's Bay by mid-evening.

CauseA MetService forecaster said the storm was called a strong southerly change, also known as a "southerly buster", which usually hit when warm weather was followed by very cold weather.

Insurance ClaimInsurance claims for the storm total $1.2 million.

Wellington

Multi HazardMulti Hazard at Wellington
Comments:

CommentThe storm hit Wellington at 4:30pm on the 12th.

High Wind GustsHigh Wind / Gust
Comments:

Affected LifelineThe storm caused chaos on the Kapiti Coast and in Wairarapa when power to thousands of households was knocked out.

Affected LifelineThousands of Upper Hutt and Masterton commuters were stranded when trees fell across the Hutt Valley line at 4:40pm north of Waterloo Station. Passengers were told bus replacements were unlikely to be available on short notice. Train services resumed by 7:30pm on the 12th but there were still some delays.

Multi HazardMulti Hazard at Kelburn
Map Location: -41.290129 174.76188
Comments:

Physical CharacteristicWhen the storm hit Wellington temperatures plummeted from 18.5 degrees Celsius to 8.5 degrees in Kelburn within ten minutes. A similar drop was recorded at the Wellington Airport.

High Wind GustsHigh Wind / Gust
Comments:

Peak Wind SpeedAt 4:30pm, wind gusts of up to 130 km/hr were reported in Kelburn.

High Wind GustsHigh Wind / Gust at Lower Hutt
Map Location: -41.216677 174.934068
Comments:

DamageIn Lower Hutt, trees were down across the city and one fell on a car.

Property DamageRoofing iron at St Bernard's School blew off and was tossed around the area.

InjuriesThere were no injuries

High Wind GustsHigh Wind / Gust at Lyall Bay
Map Location: -41.328842 174.792189
Comments:

Property DamageTime Cinema at Lyall Bay had a six-by-six metre section blown off its roof.

Heavy RainHeavy Rain at Wellington City
Map Location: -41.28855 174.776764
Comments:

Physical CharacteristicWellington recorded 25 mm (2.5 cm) of rain in just a few hours.

Maritime / CoastalMaritime / Coastal
Comments:

Affected LifelineA mooring rope on the Interislander's Kaitaki ferry was let go as the ship was attempting to berth in Wellington. The ferry's berthing was delayed by about an hour and a tug assisting the berthing.

DamageSeven boats which were sitting on trailers were blown over by strong winds at the Seaview Marina.

ImpactA yacht race turned into a rescue mission as 13 boats were caught out in Wellington Harbour and three had to be towed back to shore.

TornadoTornado
Comments:

CommentA tornado passed through the Wellington suburb of Ngaio.

Property DamageThe tornado ripped roofing off Samuel Marsden Collegiate School in the city's western suburb of Karori.

High Wind GustsHigh Wind / Gust
Comments:

Property DamageA shed was destroyed by high winds in the southern suburb of Whiro Bay and debris hit parked cars.

InjuriesA man who had been directing traffic around downed powerlines on the road north of Wellington suffered an electric shock and was flown to hospital.

Multi HazardMulti Hazard at Martinborough
Map Location: -41.2171 175.436864
Comments:

Crop DamageThe winds and torrential rain could not have come at a worse time for the wine industry, with grape harvesting beginning this month.

Maritime / CoastalMaritime / Coastal at Porirua
Map Location: -41.141089 174.818671
Comments:

ImpactA dingy carrying three people capsized due to the weather in Mana Harbour.

High Wind GustsHigh Wind / Gust at Wellington International Airport
Map Location: -41.329538 174.805351
Comments:

Peak Wind SpeedAt 4:30pm, wind gusts of up to 120 km/hr were reported at the Wellington Airport.

Marlborough

Multi HazardMulti Hazard at Marlborough
Comments:

CommentThe storm blasted through Marlborough just after 4pm on the 12th.

Affected LifelineMarlborough Lines operations manager said power surges had been reported in Ward, Lake Grassmere, Dashwood and Cloudy Bay Industrial Estate.

High Wind GustsHigh Wind / Gust at Rarangi
Map Location: -41.39361 174.04527
Comments:

InjuriesA teenage boy became trapped after a tree fell on him and was flown to Wairau Hospital with leg injuries.

High Wind GustsHigh Wind / Gust at Ward
Map Location: -41.826945 174.143136
Comments:

Peak Wind SpeedA Ward resident said gusts had reached up to 100 km/hr on his property.

ImpactA Ward resident said a gust of wind picked up her childrens trampoline and took it over a fence and into the power line.

HailHail
Comments:

CommentHail also fell.

References

Headline: Wild weather blasts central New Zealand.
www.stuff.co.nz, 12 March 2010.
Headline: Southerly buster hits Wellington.
www.stuff.co.nz, 13 March 2010.
Insurance Council of New Zealand (www.icnz.org.nz/current/weather)