NZ Historic Weather Events Catalogue
April 2006 Upper North Island Flooding ( 2006-04-27 )
Thunderstorms brought lightning, heavy rain, flooding and slips to Auckland, Waikato and Bay of Plenty. The Coromandel and Hauraki area was the worst affected, with roads closed and properties damaged.
North Island
Multi Hazard
Duration: 2 days - From the 27th to the 28th of April.
The rain came from a very active line of thundercloud moving south down the North Island. The rain band stalled over Coromandel on the 28th.
Thunderstorms and high intensity rainfall and flooding occurred in the Hauraki/Coromandel and Auckland regions on the 27th and 28th.
Poor weather closed the Napier to Taihape road.
Auckland
Flooding
at
Auckland
Parts of the North Shore were affected by flooding.
The Fire Service had 30 flood-related callouts in the North Shore suburbs of Torbay, Red Beach and Silverdale.
Water gushed into basements and garages.
Heavy rain forced the closure of several schools.
Landslide
There were a number of slips in the North Shore area.
Lightning
at
Birkenhead
An electrical storm knocked out power to a couple of sewage pumping stations, leading to minor sewage spills in Birkenhead and Beach Haven.
Waikato
Multi Hazard
at
Waikato
Intense rain, thunder and lightning hit the Coromandel early on the 28th, causing serious slips and flooding.
Several major roads on Coromandel Peninsula were blocked by flood waters and slips on the 28th.
Repair work to Coromandel roads, slips and flooding could cost over $1 million. Repair work to roads alone was said to be in the region of $1.5 million.
Heavy Rain
Over twice as much rain as normal fell in the Hauraki-Cormandel area.
Flooding
The Hauraki district was hit by flooding after heavy rain overnight on the 27th/28th.
Powerlines were downed.
Some roads were closed due to flooding. State Highway 26 was closed between Te Aroha and Kopu.
Heavy Rain
at
Golden Cross
Golden Cross recorded 180 mm (18.0 cm) of rain overnight on the 27th/28th.
Golden Cross recorded 46 mm (4.6 cm) of rain in one hour.
Golden Cross recorded 32 mm (3.2 cm) of rain in one hour.
Heavy Rain
at
Hahei
Hahei recorded 175 mm (17.5 cm) of rain in 24 hours.
Landslide
The deluge triggered a dozen major slips at Hahei.
At its peak, torrents of mud, water and debris swept rapidly through the Hahei area, with around 40 homes hit. Three homes were damaged and cordoned off.
Contractors were working to clear a 2-metre high wall of mud and debris sitting on a road above houses.
Some homeowners were forced out of their houses until repairs could be done.
Flooding
A dozen holiday homes were flooded. Some basements and garages were flooded.
It was the worst rain damage one resident had seen in his 47 years at Hahei.
A family had to be rescued from a caravan at a campground in Hahei.
Heavy rain burst the sewage treatment ponds in Hahei.
Heavy Rain
at
Hamilton
Hamilton recorded 33 mm (3.3 cm) of rain overnight on the 27th/28th.
Flooding
at
Karangahake Gorge
State Highway 2 was closed through Karangahake Gorge, between Waihi and Paeroa on the morning of the 28th. Debris was left on the road.
The water was up to 1 m deep on parts of the road surface.
A woman had to be rescued after driving a car into flood waters in Karangahake Gorge on the 28th.
The Ohinemuri River through the gorge was flowing fast and was very high, but not to the level of the floods of 1981.
Heavy Rain
at
Kauaeranga River
The Kauaeranga catchment recorded 69 mm (6.9 cm) of rain in 24 hours.
Heavy Rain
at
Paeroa
Heavy rain particularly affected areas within Whitianga, Waihi and Paeroa.
Paeroa recorded 100 mm (10.0 cm) of rain overnight on the 27th/28th.
Paeroa recorded 104 mm (10.4 cm) of rain in 24 hours.
Paeroa recorded 116 mm (11.6 cm) of rain in 24 hours on the 28th.
Flooding
Police in Waihi, Te Aroha, Paeroa and Thames were called out to help several stranded motorists.
Flooding
at
Pauanui
Hundreds of people were stranded in Pauanui due to flooding.
Flooding
at
Te Aroha
Police in Waihi, Te Aroha, Paeroa and Thames were called out to help several stranded motorists.
Flooding
at
Thames
Police in Waihi, Te Aroha, Paeroa and Thames were called out to help several stranded motorists.
Heavy Rain
at
Waihi
Heavy rain particularly affected areas within Whitianga, Waihi and Paeroa.
Flooding
Some basements and garages were flooded in Waihi.
Police in Waihi, Te Aroha, Paeroa and Thames were called out to help several stranded motorists.
Flooding
at
Waihou River
The Waihou catchment recorded 98 mm (9.8 cm) of rain in 24 hours.
Flooding
at
Waikino
A truck driver was stranded in deep water on State Highway 2 outside Waikino.
Heavy Rain
at
Waitekauri River
The Waitekauri catchment recorded 181.5 mm (18.2 cm) of rain in 24 hours.
Flooding
at
Whangamata
Whangamata golf course was completely under water.
The main shopping street, Port Road, was flooded
The water reached as high as 1 m in parts of Port Road.
Lightning
A lightning strike blew out a switchboard at Whangamata School.
Heavy Rain
at
Whitianga
Heavy rain particularly affected areas within Whitianga, Waihi and Paeroa.
Whitianga recorded 41 mm (4.1 cm) of rain in 24 hours.
Bay of Plenty
Flooding
at
Bay of Plenty
Flash flooding occurred in Bay of Plenty.
Motorists were stranded and roads flooded around Western Bay of Plenty on the 28th.
Multi Hazard
at
Katikati
Heavy rain and lightning caused two faults on power lines, affecting Katikati, Kauri Point, Tahawai and Woodlands. Almost 2000 properties in and around Kauri Point were left without power.
Heavy Rain
at
Te Puke
Te Puke recorded 25 mm (2.5 cm) of rain overnight on the 27th/28th.
Flooding
at
Te Puna
Surface flooding was reported at Te Puna.
Flooding
at
Waihi Beach
Surface flooding was reported at Waihi Beach.
Flooding
at
Whakamarama
Surface flooding was reported at Whakamaramara.
Manawatu-Wanganui
Multi Hazard
at
Tongariro Crossing
A 70-year-old woman died from hyperthermia on the 26th after becoming disoriented in heavy fog and rain on theTongariro Crossing near the Red Crater, 1900 m above sea level. They had set off at 8:30 a.m. in fine sunny conditions but by midday weather had quickly deteriorated to strong winds, heavy rain and low fog. Her and her partner tried to shelter behind a rock as atrocious weather closed in.
References
- Headline: Deluge causes delays, flood risk to houses.
- Bay of Plenty Times, 28 April 2006.
- Major weather events in New Zealand, Floods and High Rainfall, Floods to 31st July 2006.
- Headline: Weather Highlights of 2006, 27/12/2006 www.scoop.co.nz.
- Meteorological Society of New Zealand (Inc.). Newsletter 108, March 2007.
- Natural Hazards 2006. Hazard Summary, Rainfall, floods and droughts.
- Headline: Deluge causes chaos in upper North Island.
- newswire.co.nz, 28 April 2006.
- Headline: Deluge floods baches in Hahei.
- newswire.co.nz, 28 April 2006.
- Headline: Flooding in Hauraki District after heavy rain.
- newswire.co.nz, 28 April 2006.
- Headline: Flooding on Coromandel Peninsula.
- newswire.co.nz, 28 April 2006.
- Headline: Wet and wild night for Waikato.
- newswire.co.nz, 28 April 2006.
- Headline: Coromandel clean-up bill mounts.
- newswire.co.nz, 30 April 2006.
- Headline: Coromandel repairs to be costly.
- onenews.co.nz, 30 April 2006.
- Headline: Floods and slips as storm brings havoc.
- The Dominion Post, 29 April 2006.
- Headline: Warnings of severe weather for Northland and Auckland; heavy and sudden falls also expected further south.
- TMCNet.
- Headline: Coromandel hit hard by floods.
- tvnz.co.nz, 28 April 2006.
- Headline: Elderly tramper died of cold.
- www.stuff.co.nz, Source: Dominion Post, 18 September 2007.
April 2006 Upper North Island Flooding ( 2006-04-27 )
Thunderstorms brought lightning, heavy rain, flooding and slips to Auckland, Waikato and Bay of Plenty. The Coromandel and Hauraki area was the worst affected, with roads closed and properties damaged.
North Island
Multi Hazard
Duration: 2 days - From the 27th to the 28th of April.
The rain came from a very active line of thundercloud moving south down the North Island. The rain band stalled over Coromandel on the 28th.
Thunderstorms and high intensity rainfall and flooding occurred in the Hauraki/Coromandel and Auckland regions on the 27th and 28th.
Poor weather closed the Napier to Taihape road.
Auckland
Flooding
at
Auckland
Parts of the North Shore were affected by flooding.
The Fire Service had 30 flood-related callouts in the North Shore suburbs of Torbay, Red Beach and Silverdale.
Water gushed into basements and garages.
Heavy rain forced the closure of several schools.
Landslide
There were a number of slips in the North Shore area.
Lightning
at
Birkenhead
An electrical storm knocked out power to a couple of sewage pumping stations, leading to minor sewage spills in Birkenhead and Beach Haven.
Waikato
Multi Hazard
at
Waikato
Intense rain, thunder and lightning hit the Coromandel early on the 28th, causing serious slips and flooding.
Several major roads on Coromandel Peninsula were blocked by flood waters and slips on the 28th.
Repair work to Coromandel roads, slips and flooding could cost over $1 million. Repair work to roads alone was said to be in the region of $1.5 million.
Heavy Rain
Over twice as much rain as normal fell in the Hauraki-Cormandel area.
Flooding
The Hauraki district was hit by flooding after heavy rain overnight on the 27th/28th.
Powerlines were downed.
Some roads were closed due to flooding. State Highway 26 was closed between Te Aroha and Kopu.
Heavy Rain
at
Golden Cross
Golden Cross recorded 180 mm (18.0 cm) of rain overnight on the 27th/28th.
Golden Cross recorded 46 mm (4.6 cm) of rain in one hour.
Golden Cross recorded 32 mm (3.2 cm) of rain in one hour.
Heavy Rain
at
Hahei
Hahei recorded 175 mm (17.5 cm) of rain in 24 hours.
Landslide
The deluge triggered a dozen major slips at Hahei.
At its peak, torrents of mud, water and debris swept rapidly through the Hahei area, with around 40 homes hit. Three homes were damaged and cordoned off.
Contractors were working to clear a 2-metre high wall of mud and debris sitting on a road above houses.
Some homeowners were forced out of their houses until repairs could be done.
Flooding
A dozen holiday homes were flooded. Some basements and garages were flooded.
It was the worst rain damage one resident had seen in his 47 years at Hahei.
A family had to be rescued from a caravan at a campground in Hahei.
Heavy rain burst the sewage treatment ponds in Hahei.
Heavy Rain
at
Hamilton
Hamilton recorded 33 mm (3.3 cm) of rain overnight on the 27th/28th.
Flooding
at
Karangahake Gorge
State Highway 2 was closed through Karangahake Gorge, between Waihi and Paeroa on the morning of the 28th. Debris was left on the road.
The water was up to 1 m deep on parts of the road surface.
A woman had to be rescued after driving a car into flood waters in Karangahake Gorge on the 28th.
The Ohinemuri River through the gorge was flowing fast and was very high, but not to the level of the floods of 1981.
Heavy Rain
at
Kauaeranga River
The Kauaeranga catchment recorded 69 mm (6.9 cm) of rain in 24 hours.
Heavy Rain
at
Paeroa
Heavy rain particularly affected areas within Whitianga, Waihi and Paeroa.
Paeroa recorded 100 mm (10.0 cm) of rain overnight on the 27th/28th.
Paeroa recorded 104 mm (10.4 cm) of rain in 24 hours.
Paeroa recorded 116 mm (11.6 cm) of rain in 24 hours on the 28th.
Flooding
Police in Waihi, Te Aroha, Paeroa and Thames were called out to help several stranded motorists.
Flooding
at
Pauanui
Hundreds of people were stranded in Pauanui due to flooding.
Flooding
at
Te Aroha
Police in Waihi, Te Aroha, Paeroa and Thames were called out to help several stranded motorists.
Flooding
at
Thames
Police in Waihi, Te Aroha, Paeroa and Thames were called out to help several stranded motorists.
Heavy Rain
at
Waihi
Heavy rain particularly affected areas within Whitianga, Waihi and Paeroa.
Flooding
Some basements and garages were flooded in Waihi.
Police in Waihi, Te Aroha, Paeroa and Thames were called out to help several stranded motorists.
Flooding
at
Waihou River
The Waihou catchment recorded 98 mm (9.8 cm) of rain in 24 hours.
Flooding
at
Waikino
A truck driver was stranded in deep water on State Highway 2 outside Waikino.
Heavy Rain
at
Waitekauri River
The Waitekauri catchment recorded 181.5 mm (18.2 cm) of rain in 24 hours.
Flooding
at
Whangamata
Whangamata golf course was completely under water.
The main shopping street, Port Road, was flooded
The water reached as high as 1 m in parts of Port Road.
Lightning
A lightning strike blew out a switchboard at Whangamata School.
Heavy Rain
at
Whitianga
Heavy rain particularly affected areas within Whitianga, Waihi and Paeroa.
Whitianga recorded 41 mm (4.1 cm) of rain in 24 hours.
Bay of Plenty
Flooding
at
Bay of Plenty
Flash flooding occurred in Bay of Plenty.
Motorists were stranded and roads flooded around Western Bay of Plenty on the 28th.
Multi Hazard
at
Katikati
Heavy rain and lightning caused two faults on power lines, affecting Katikati, Kauri Point, Tahawai and Woodlands. Almost 2000 properties in and around Kauri Point were left without power.
Heavy Rain
at
Te Puke
Te Puke recorded 25 mm (2.5 cm) of rain overnight on the 27th/28th.
Flooding
at
Te Puna
Surface flooding was reported at Te Puna.
Flooding
at
Waihi Beach
Surface flooding was reported at Waihi Beach.
Flooding
at
Whakamarama
Surface flooding was reported at Whakamaramara.
Manawatu-Wanganui
Multi Hazard
at
Tongariro Crossing
A 70-year-old woman died from hyperthermia on the 26th after becoming disoriented in heavy fog and rain on theTongariro Crossing near the Red Crater, 1900 m above sea level. They had set off at 8:30 a.m. in fine sunny conditions but by midday weather had quickly deteriorated to strong winds, heavy rain and low fog. Her and her partner tried to shelter behind a rock as atrocious weather closed in.
References
- Headline: Deluge causes delays, flood risk to houses.
- Bay of Plenty Times, 28 April 2006.
- Major weather events in New Zealand, Floods and High Rainfall, Floods to 31st July 2006.
- Headline: Weather Highlights of 2006, 27/12/2006 www.scoop.co.nz.
- Meteorological Society of New Zealand (Inc.). Newsletter 108, March 2007.
- Natural Hazards 2006. Hazard Summary, Rainfall, floods and droughts.
- Headline: Deluge causes chaos in upper North Island.
- newswire.co.nz, 28 April 2006.
- Headline: Deluge floods baches in Hahei.
- newswire.co.nz, 28 April 2006.
- Headline: Flooding in Hauraki District after heavy rain.
- newswire.co.nz, 28 April 2006.
- Headline: Flooding on Coromandel Peninsula.
- newswire.co.nz, 28 April 2006.
- Headline: Wet and wild night for Waikato.
- newswire.co.nz, 28 April 2006.
- Headline: Coromandel clean-up bill mounts.
- newswire.co.nz, 30 April 2006.
- Headline: Coromandel repairs to be costly.
- onenews.co.nz, 30 April 2006.
- Headline: Floods and slips as storm brings havoc.
- The Dominion Post, 29 April 2006.
- Headline: Warnings of severe weather for Northland and Auckland; heavy and sudden falls also expected further south.
- TMCNet.
- Headline: Coromandel hit hard by floods.
- tvnz.co.nz, 28 April 2006.
- Headline: Elderly tramper died of cold.
- www.stuff.co.nz, Source: Dominion Post, 18 September 2007.