NZ Historic Weather Events Catalogue

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June 2002 South Island Snow and Wellington Flooding ( 2002-06-17 )

Heavy snow fell in Canterbury and Otago, cutting power and blocking roads. There was associated flooding in Wellington after heavy rain.

New Zealand

Multi HazardMulti Hazard at New Zealand
Duration:   3  days - From the 17th to the 19th of June.
Comments:

CauseA complex depression with a number of centres moved east-southeast over the South Island during the 48 hours from 12pm on the 17th to 12pm on the 19th and a moist northerly flow affected central New Zealand. Cold air at low levels became trapped on the eastern side of the South Island by relatively mild, moisture-laden air approaching from the Tasman Sea.

South Island

Snow / IceSnow / Ice at South Island
Comments:

CommentThe weather system brought heavy snowfalls to Mid Canterbury and Otago on the 17th. Southland was also affected. Heavy snow fell for about 18 hours until the morning of the 18th.

Affected LifelineNumerous roads were closed by snow.

CommentLarge areas of the South Island east of the Southern Alps were blanketed with snow on the morning of the 18th.

Wellington

Multi HazardMulti Hazard at Wellington
Comments:

ImpactThe Fire Service attended about 10 weather-related incidents.

LandslideLandslide
Comments:

CommentSlips occurred in some areas in the Wellington region.

High Wind GustsHigh Wind / Gust
Comments:

Affected LifelineRoads were closed by fallen trees.

FloodingFlooding at Harbour View
Map Location: -41.201945 174.899053
Comments:

Physical CharacteristicThere was flooding at least 1 m deep near Melling Station, Lower Hutt on the 17th.

FloodingFlooding at Lower Hutt
Map Location: -41.216677 174.934068
Comments:

ImpactOn the night of the 17th, the 12 hours of rain in the Tararuas caused the Hutt River to rise by 6 m, bringing floods to low-lying areas.

InjuriesIn Lower Hutt, a man was rescued with injuries after being trapped in the cab of his ute in flood waters from the Hutt River.

Heavy RainHeavy Rain at Tararua Range
Map Location: -40.903116 175.33038
Comments:

Physical CharacteristicThe Tararua Range recorded 100 mm (10.0 cm) of rain on the night of the 17th.

Heavy RainHeavy Rain at Wallaceville
Map Location: -41.133865 175.061501
Comments:

Physical CharacteristicWallaceville recorded 46 mm (4.6 cm) of rain in five hours.

Canterbury

Multi HazardMulti Hazard at Canterbury
Comments:

Affected LifelineSnow on power lines, plus lightning strikes caused power cuts, which affected thousands of homes in Canterbury. Power was cut to more than 5000 homes overnight on the 17th from Rakaia River to Southbridge and through Sheffield, Hororata, Darfield and Lake Coleridge. Power was also cut to another 6000 homes in mid-Canterbury, in the areas around Ashburton, Methven, Rakaia, Wakanui, Pendarves and Dorie. On the 20th, some homes had been without power for three days in a row.

Snow / IceSnow / Ice
Comments:

CommentHeavy snow was swept into Canterbury by a bitter southerly.

CommentSnow fell to sea level in Canterbury.

Affected LifelineState Highway 1 was closed from Dunsandel to Temuka from around 5pm on the 17th, for the first time in 26 years. A queue of about 100 vehicles was stranded at Dunsandel.

Affected LifelineState highways in South Canterbury were closed at various times during the afternoon of the 17th. Main Canterbury roads closed on the night of the 17th were: State Highway 8 between Omarama and Twizel, State Highway 77 between Darfield and Rakaia Gorge and State Highway 79 from Rangitata to Fairlie. Highways closed on the 18th were: SH8 from Omarama, SH80 from Pukaki to Mt Cook and SH83 from Kurow to Omarama. On the 20th, SH80 to Mt Cook was still closed to all traffic because of snow and ice.

ImpactMany schools closed early.

ImpactNumerous vehicle accidents occurred.

Physical CharacteristicMid Canterbury received 10-40 cm of snow.

Affected LifelineHundreds of rural people were isolated in their houses.

CommentAn icy evening pushed power consumption to the highest level recorded in the Orion network's area.

ImpactThe power cuts were a blow to Canterbury farmers.

CommentThe snowfall to sea-level in mid-Canterbury was the worst recorded for many years.

Snow / IceSnow / Ice at Arthur's Pass
Map Location: -42.905834 171.549329
Comments:

Affected LifelineState Highway 73 through Arthur's Pass was open on the night of the 17th but West Coast travellers were to urged to use Lewis Pass instead. Chains were essential on the road on the 18th.

Snow / IceSnow / Ice at Ashburton
Map Location: -43.902384 171.736416
Comments:

Property DamageRoofs collapsed in Ashburton.

Affected LifelinePower lines and poles collapsed under the weight of the snow in and near Ashburton. Over 4000 homes were left without power on the 17th. More than 2000 homes in rural areas surrounding Ashburton were still without power on the next morning.

ImpactSome fires started when snapping power lines set trees alight.

Peak Snow DepthAshburton received 15-30 cm of snow.

ImpactIn Ashburton, the Red Cross had to provide emergency accommodation for stranded motorists because motels and hotels were full.

Snow / IceSnow / Ice at Christchurch
Map Location: -43.53112 172.636147
Comments:

Affected LifelineChristchurch Airport was closed overnight from about 6pm on the 17th due to snow on the runway. About 19 Air New Zealand flights were cancelled and a Qantas flight had to return to Auckland.

Peak Snow DepthChristchurch received 10 cm of snow.

Snow / IceSnow / Ice at Glentanner Aerodrome
Map Location: -43.906845 170.12861
Comments:

ImpactA DC-3 plane was stuck in the snow on Glentanner Airfield on the night of the 19th after takeoff was aborted.

Snow / IceSnow / Ice at Methven
Map Location: -43.637396 171.628513
Comments:

Peak Snow DepthMethven received 40-50 cm of snow.

Snow / IceSnow / Ice at Mount Cook
Map Location: -43.734653 170.103918
Comments:

Peak Snow DepthThe Hermitage received 100 cm of snow.

Affected LifelineState Highway 80 to Mount Cook was closed for more than two days.

Snow / IceSnow / Ice at Mount Hutt Skifield
Map Location: -43.495213 171.524135
Comments:

Physical CharacteristicThe access road to Mt Hutt was buried under 4 cm of snow.

Snow / IceSnow / Ice at Mount Somers
Map Location: -43.619696 171.375502
Comments:

Physical CharacteristicA farm on the foothills of Mt Somers received 40 cm of snow.

Snow / IceSnow / Ice at Rakaia
Map Location: -43.759851 172.030625
Comments:

ImpactA truck jack-knifed on Rakaia Bridge.

Snow / IceSnow / Ice at Temuka
Map Location: -44.235045 171.28436
Comments:

ImpactA bus had to swerve to avoid a braking car and became bogged on the side of the road 15km north of Timaru.

Snow / IceSnow / Ice at Timaru
Map Location: -44.398445 171.2552
Comments:

ImpactEvery motel bed in Timaru was full on the night of the 17th because of the stranded travellers.

Snow / IceSnow / Ice at Windwhistle
Map Location: -43.516404 171.714123
Comments:

ImpactLake Coleridge-Windwhistle School was closed for four days in a row, from the 17th to the 20th, because of snow and heating problems.

Otago

Snow / IceSnow / Ice at Otago
Comments:

CommentHeavy snowfall occurred in inland Otago on the 17th and 18th.

Physical CharacteristicThe snow was 10-40 cm deep in many places.

Affected LifelineMost main highway routes to Central Otago were closed in places on the night of the 17th because of snow. State Highway 8 from Cromwell to Lindis Pass was closed to all traffic from the night of the 17th to the 20th due to snow and ice. State Highway 85 from Kyburn to Omakau was closed on the 18th. The Milford Road was also affected by snow. On the 18th, all roads in Central Otago were reported treacherous and many were closed.

ImpactMost Central Otago schools were closed or opened late on the 17th. Schools were expected to remain closed in many parts of Central Otago on the 18th.

ImpactShops were expected to remain closed in many parts of Central Otago on the 18th.

Affected LifelinePower had been restored to about 400 homes in Central Otago on the 20th.

CommentThe snowfall in the Wakatipu, Wanaka and Central Otago was one of the biggest for years.

Snow / IceSnow / Ice at Alexandra
Map Location: -45.253862 169.375391
Comments:

Peak Snow DepthAlexandra received up to 15 cm of snow on the 17th.

CommentSnow was still falling lightly in Alexandra on the 18th.

CommentIn Alexandra, residents were warned by police not to go out on the 18th unless absolutely necessary.

Snow / IceSnow / Ice at Coronet Peak Skifield
Map Location: -44.922401 168.727545
Comments:

Affected LifelineAbandoned vehicles dotted roadsides in the area on the 17th. More than a dozen skiers and boarders came to grief on the side of Coronet Peak Road. Many motorists careered off roads and into each other, but no injuries were reported.

Physical CharacteristicCoronet Peak reported 3 cm of snow on the 18th.

Snow / IceSnow / Ice at Cromwell
Map Location: -45.040741 169.203073
Comments:

CommentIn Cromwell, residents were warned by police not to go out on the 18th unless absolutely necessary.

Snow / IceSnow / Ice at Queenstown
Map Location: -45.041441 168.645105
Comments:

Affected LifelineSnow closed Queenstown Airport on the 17th.

CommentIn Queenstown, residents were warned by police not to go out on the 18th unless absolutely necessary.

Snow / IceSnow / Ice at Wanaka
Map Location: -44.706574 169.12357
Comments:

CommentIn Wanaka, residents were warned by police not to go out on the 18th unless absolutely necessary.

References

Heddrikx, Jordy. (2006). Preliminary analysis of the 12 June 2006 Canterbury snow storm. NIWA.
Major weather events in New Zealand, Floods and High Rainfall to 31st May 2006.
Major weather events in New Zealand, Snowstorms to 14th June 2006.
Meteorological Society of New Zealand (Inc.) Newsletter 90, September 2002.
www.metservice, notable weather events.govt.nz
Headline: Heavy snowfalls shut down the South.
www.nzherald.co.nz, Source: NZPA, 18 June 2002, 8:00am.
Headline: Expect gales and rain before the weekend.
www.nzherald.co.nz, Source: NZ Herald and NZPA, 19 June 2002.
Headline: Stormy weather lashes North Island, harbour bridge warning.
www.nzherald.co.nz, Source: NZPA, 20 June 2002, 4:10pm.
Headline: Wind and rain tipped to batter north.
www.nzherald.co.nz, Source: NZ Herald and NZPA, 20 June 2002.
Headline: June the third warmest on record.
www.nzherald.co.nz, Source: NZPA, 2 July 2002.
Headline: Airports closed, power cut in southerly blast.
The Northern Advocate, 18 June 2002.

June 2002 South Island Snow and Wellington Flooding ( 2002-06-17 )

Heavy snow fell in Canterbury and Otago, cutting power and blocking roads. There was associated flooding in Wellington after heavy rain.

New Zealand

Multi HazardMulti Hazard at New Zealand
Duration:   3  days - From the 17th to the 19th of June.
Comments:

CauseA complex depression with a number of centres moved east-southeast over the South Island during the 48 hours from 12pm on the 17th to 12pm on the 19th and a moist northerly flow affected central New Zealand. Cold air at low levels became trapped on the eastern side of the South Island by relatively mild, moisture-laden air approaching from the Tasman Sea.

South Island

Snow / IceSnow / Ice at South Island
Comments:

CommentThe weather system brought heavy snowfalls to Mid Canterbury and Otago on the 17th. Southland was also affected. Heavy snow fell for about 18 hours until the morning of the 18th.

Affected LifelineNumerous roads were closed by snow.

CommentLarge areas of the South Island east of the Southern Alps were blanketed with snow on the morning of the 18th.

Wellington

Multi HazardMulti Hazard at Wellington
Comments:

ImpactThe Fire Service attended about 10 weather-related incidents.

LandslideLandslide
Comments:

CommentSlips occurred in some areas in the Wellington region.

High Wind GustsHigh Wind / Gust
Comments:

Affected LifelineRoads were closed by fallen trees.

FloodingFlooding at Harbour View
Map Location: -41.201945 174.899053
Comments:

Physical CharacteristicThere was flooding at least 1 m deep near Melling Station, Lower Hutt on the 17th.

FloodingFlooding at Lower Hutt
Map Location: -41.216677 174.934068
Comments:

ImpactOn the night of the 17th, the 12 hours of rain in the Tararuas caused the Hutt River to rise by 6 m, bringing floods to low-lying areas.

InjuriesIn Lower Hutt, a man was rescued with injuries after being trapped in the cab of his ute in flood waters from the Hutt River.

Heavy RainHeavy Rain at Tararua Range
Map Location: -40.903116 175.33038
Comments:

Physical CharacteristicThe Tararua Range recorded 100 mm (10.0 cm) of rain on the night of the 17th.

Heavy RainHeavy Rain at Wallaceville
Map Location: -41.133865 175.061501
Comments:

Physical CharacteristicWallaceville recorded 46 mm (4.6 cm) of rain in five hours.

Canterbury

Multi HazardMulti Hazard at Canterbury
Comments:

Affected LifelineSnow on power lines, plus lightning strikes caused power cuts, which affected thousands of homes in Canterbury. Power was cut to more than 5000 homes overnight on the 17th from Rakaia River to Southbridge and through Sheffield, Hororata, Darfield and Lake Coleridge. Power was also cut to another 6000 homes in mid-Canterbury, in the areas around Ashburton, Methven, Rakaia, Wakanui, Pendarves and Dorie. On the 20th, some homes had been without power for three days in a row.

Snow / IceSnow / Ice
Comments:

CommentHeavy snow was swept into Canterbury by a bitter southerly.

CommentSnow fell to sea level in Canterbury.

Affected LifelineState Highway 1 was closed from Dunsandel to Temuka from around 5pm on the 17th, for the first time in 26 years. A queue of about 100 vehicles was stranded at Dunsandel.

Affected LifelineState highways in South Canterbury were closed at various times during the afternoon of the 17th. Main Canterbury roads closed on the night of the 17th were: State Highway 8 between Omarama and Twizel, State Highway 77 between Darfield and Rakaia Gorge and State Highway 79 from Rangitata to Fairlie. Highways closed on the 18th were: SH8 from Omarama, SH80 from Pukaki to Mt Cook and SH83 from Kurow to Omarama. On the 20th, SH80 to Mt Cook was still closed to all traffic because of snow and ice.

ImpactMany schools closed early.

ImpactNumerous vehicle accidents occurred.

Physical CharacteristicMid Canterbury received 10-40 cm of snow.

Affected LifelineHundreds of rural people were isolated in their houses.

CommentAn icy evening pushed power consumption to the highest level recorded in the Orion network's area.

ImpactThe power cuts were a blow to Canterbury farmers.

CommentThe snowfall to sea-level in mid-Canterbury was the worst recorded for many years.

Snow / IceSnow / Ice at Arthur's Pass
Map Location: -42.905834 171.549329
Comments:

Affected LifelineState Highway 73 through Arthur's Pass was open on the night of the 17th but West Coast travellers were to urged to use Lewis Pass instead. Chains were essential on the road on the 18th.

Snow / IceSnow / Ice at Ashburton
Map Location: -43.902384 171.736416
Comments:

Property DamageRoofs collapsed in Ashburton.

Affected LifelinePower lines and poles collapsed under the weight of the snow in and near Ashburton. Over 4000 homes were left without power on the 17th. More than 2000 homes in rural areas surrounding Ashburton were still without power on the next morning.

ImpactSome fires started when snapping power lines set trees alight.

Peak Snow DepthAshburton received 15-30 cm of snow.

ImpactIn Ashburton, the Red Cross had to provide emergency accommodation for stranded motorists because motels and hotels were full.

Snow / IceSnow / Ice at Christchurch
Map Location: -43.53112 172.636147
Comments:

Affected LifelineChristchurch Airport was closed overnight from about 6pm on the 17th due to snow on the runway. About 19 Air New Zealand flights were cancelled and a Qantas flight had to return to Auckland.

Peak Snow DepthChristchurch received 10 cm of snow.

Snow / IceSnow / Ice at Glentanner Aerodrome
Map Location: -43.906845 170.12861
Comments:

ImpactA DC-3 plane was stuck in the snow on Glentanner Airfield on the night of the 19th after takeoff was aborted.

Snow / IceSnow / Ice at Methven
Map Location: -43.637396 171.628513
Comments:

Peak Snow DepthMethven received 40-50 cm of snow.

Snow / IceSnow / Ice at Mount Cook
Map Location: -43.734653 170.103918
Comments:

Peak Snow DepthThe Hermitage received 100 cm of snow.

Affected LifelineState Highway 80 to Mount Cook was closed for more than two days.

Snow / IceSnow / Ice at Mount Hutt Skifield
Map Location: -43.495213 171.524135
Comments:

Physical CharacteristicThe access road to Mt Hutt was buried under 4 cm of snow.

Snow / IceSnow / Ice at Mount Somers
Map Location: -43.619696 171.375502
Comments:

Physical CharacteristicA farm on the foothills of Mt Somers received 40 cm of snow.

Snow / IceSnow / Ice at Rakaia
Map Location: -43.759851 172.030625
Comments:

ImpactA truck jack-knifed on Rakaia Bridge.

Snow / IceSnow / Ice at Temuka
Map Location: -44.235045 171.28436
Comments:

ImpactA bus had to swerve to avoid a braking car and became bogged on the side of the road 15km north of Timaru.

Snow / IceSnow / Ice at Timaru
Map Location: -44.398445 171.2552
Comments:

ImpactEvery motel bed in Timaru was full on the night of the 17th because of the stranded travellers.

Snow / IceSnow / Ice at Windwhistle
Map Location: -43.516404 171.714123
Comments:

ImpactLake Coleridge-Windwhistle School was closed for four days in a row, from the 17th to the 20th, because of snow and heating problems.

Otago

Snow / IceSnow / Ice at Otago
Comments:

CommentHeavy snowfall occurred in inland Otago on the 17th and 18th.

Physical CharacteristicThe snow was 10-40 cm deep in many places.

Affected LifelineMost main highway routes to Central Otago were closed in places on the night of the 17th because of snow. State Highway 8 from Cromwell to Lindis Pass was closed to all traffic from the night of the 17th to the 20th due to snow and ice. State Highway 85 from Kyburn to Omakau was closed on the 18th. The Milford Road was also affected by snow. On the 18th, all roads in Central Otago were reported treacherous and many were closed.

ImpactMost Central Otago schools were closed or opened late on the 17th. Schools were expected to remain closed in many parts of Central Otago on the 18th.

ImpactShops were expected to remain closed in many parts of Central Otago on the 18th.

Affected LifelinePower had been restored to about 400 homes in Central Otago on the 20th.

CommentThe snowfall in the Wakatipu, Wanaka and Central Otago was one of the biggest for years.

Snow / IceSnow / Ice at Alexandra
Map Location: -45.253862 169.375391
Comments:

Peak Snow DepthAlexandra received up to 15 cm of snow on the 17th.

CommentSnow was still falling lightly in Alexandra on the 18th.

CommentIn Alexandra, residents were warned by police not to go out on the 18th unless absolutely necessary.

Snow / IceSnow / Ice at Coronet Peak Skifield
Map Location: -44.922401 168.727545
Comments:

Affected LifelineAbandoned vehicles dotted roadsides in the area on the 17th. More than a dozen skiers and boarders came to grief on the side of Coronet Peak Road. Many motorists careered off roads and into each other, but no injuries were reported.

Physical CharacteristicCoronet Peak reported 3 cm of snow on the 18th.

Snow / IceSnow / Ice at Cromwell
Map Location: -45.040741 169.203073
Comments:

CommentIn Cromwell, residents were warned by police not to go out on the 18th unless absolutely necessary.

Snow / IceSnow / Ice at Queenstown
Map Location: -45.041441 168.645105
Comments:

Affected LifelineSnow closed Queenstown Airport on the 17th.

CommentIn Queenstown, residents were warned by police not to go out on the 18th unless absolutely necessary.

Snow / IceSnow / Ice at Wanaka
Map Location: -44.706574 169.12357
Comments:

CommentIn Wanaka, residents were warned by police not to go out on the 18th unless absolutely necessary.

References

Heddrikx, Jordy. (2006). Preliminary analysis of the 12 June 2006 Canterbury snow storm. NIWA.
Major weather events in New Zealand, Floods and High Rainfall to 31st May 2006.
Major weather events in New Zealand, Snowstorms to 14th June 2006.
Meteorological Society of New Zealand (Inc.) Newsletter 90, September 2002.
www.metservice, notable weather events.govt.nz
Headline: Heavy snowfalls shut down the South.
www.nzherald.co.nz, Source: NZPA, 18 June 2002, 8:00am.
Headline: Expect gales and rain before the weekend.
www.nzherald.co.nz, Source: NZ Herald and NZPA, 19 June 2002.
Headline: Stormy weather lashes North Island, harbour bridge warning.
www.nzherald.co.nz, Source: NZPA, 20 June 2002, 4:10pm.
Headline: Wind and rain tipped to batter north.
www.nzherald.co.nz, Source: NZ Herald and NZPA, 20 June 2002.
Headline: June the third warmest on record.
www.nzherald.co.nz, Source: NZPA, 2 July 2002.
Headline: Airports closed, power cut in southerly blast.
The Northern Advocate, 18 June 2002.