Very heavy rain fell over many areas of the North Island during the period 7-13 March, which resulted in severe flooding. A slow-moving depression remained in the North Tasman Sea for most of this period. Fronts on the eastern edge of the depression brought the rain.
Insurance claims totalled $61.7 million.
MetService SEVERE WEATHER WARNING 9:31am 07-Mar-2017. HEAVY RAIN FOR THE CENTRAL AND UPPER NORTH ISLAND. A low and associated fronts over the Tasman Sea are moving southeastwards, and will bring rain to much of the North Island. The heaviest falls are likely to be in Waikato, Coromandel Peninsula and Bay of Plenty, and a Heavy Rain Warning is now in place for these areas. Up to 150mm of rain could accumulate in a relatively brief period, with localised thundery downpours. Please note, that a Watch is in force for significant heavy rain for Northland, Auckland, Waitomo, Taranaki, Taumarunui, Taupo, Gisborne and northern Hawkes Bay.
MetService SEVERE WEATHER WARNING 7:49am 08-Mar-2017. HEAVY RAIN FOR THE CENTRAL AND UPPER NORTH ISLAND. Updated Wednesday morning to include Auckland in the heavy rain Warning and update the Warning for Coromandel Peninsula. A low and associated fronts over the Tasman Sea are moving southeastwards, has brought heavy rain to the northeast of the North Island last night. Rain should continue today. The heaviest falls are likely to be in Auckland, Great Barrier Island, Coromandel Peninsula, Bay of Plenty and Gisborne north of Tolaga Bay.
MetService SEVERE WEATHER WARNING 8:57pm 08-Mar-2017. HEAVY RAIN FOR NORTHLAND AND THE COROMANDEL PENINSULA.
A low over the Tasman Sea extends a slow-moving trough over northern New Zealand. Widespread heavy rain over northern and eastern areas has eased in most places, however further heavy rain is expected over Northland and the Coromandel Peninsula.
MetService SEVERE WEATHER WARNING 8:04pm 09-Mar-2017. HEAVY RAIN FOR NORTHLAND, COROMANDEL PENINSULA AND BAY OF PLENTY.
MetService SEVERE WEATHER WARNING 8:55am 10-Mar-2017. HEAVY RAIN FOR NORTHLAND, AUCKLAND, COROMANDEL PENINSULA, BAY OF PLENTY AND NORTHWEST NELSON
MetService SEVERE WEATHER WARNING 6:21am 12-Mar-2017. HEAVY RAIN FOR TARANAKI, HOROWHENUA KAPITI COAST, WELLINGTON, NELSON AND NORTHERN MARLBOROUGH, INCLUDING THE SOUNDS. (WARNING UPDATED TO ADD TARANAKI, HOROWHENUA KAPITI COAST AND WELLINGTON)
MetService SEVERE WEATHER WARNING 5:14pm 12-Mar-2017. HEAVY RAIN ABOUT EASTERN BAY OF PLENTY EASING THIS EVENING.
The torrential rain which fell in east Coromandel on 7 and 8 March was about a one-in-100-year event. Some areas received more rain in two days than normally fell in the entire month.
Water supplies in the Coromandel were affected by the power outages and heavy rain, which had put the pump stations at some wastewater treatment plants under pressure. The Thames-Coromandel District Council asked people not to flush toilets if they could help it in Tairua, Pauanui, Onemana and Whangamata because the sewerage was not working.
Severe flooding hit the Coromandel Peninsula, where many roads across the peninsula were impassable. The flooding cut off access to the entire Coromandel Peninsula.
Some Whiritoa residents were evacuated to the local surf club on 8 March. The Whiritoa Fire Brigade rescued a motorist whose car had been damaged by floodwaters.
One-third of the shops in Thames township were closed on 8 March, as workers were unable to reach their workplaces due to flooding and landslips.
The Waikato Regional Council recorded a 24-hour rainfall of 407mm at the Pinnacles measuring station in the Coromandel ranges, midway between Thames and Tairua.
Twenty schools and early education centres were closed in the Coromandel/Thames region on 8 March.
130mm of rain fell in 24 hours on the Coromandel Peninsula on 10-11 March.
Whangamata had 259.8 millimetres of rain in less than 36 hours on 7-8 March.
31 people, who were mostly school children evacuated from a Whangamata school camp, spent the night of 8 March in a Coromandel Peninsula evacuation centre, after torrential rain overnight left the area effectively cut off. The head of Civil Defence said the flooding in the region was the worst in more than a decade.
Five homes in Whangamata and two in Onemana sustained significant damage from large landslides.
Shops and banks at Whangamata were closed due to flooding on 8 March. There were also phone outages and limited petrol at Whangamata.
10 houses at Kaiaua had floodwaters go through them on 7-8 March. The residents self-evacuated.
Homes in Te Awamutu and Frankton in Hamilton were flooded on 11 March
About 200 people attending a music festival near Waihi were evacuated because of flooding on 11 March.
Torrential overnight rain on 7-8 March caused widespread flooding in southeast Auckland. The worst affected areas in Auckland included Papakura, Clevedon, Beachlands and Maraetai. There were up to 100 small slips in the Hunua Ranges, Kawakawa Bay and Clevedon areas.
About 2000 Auckland homes were without power on 7-8 March. Most of the damage was caused by trees on power lines or slips pushing power poles.
On 8 March the Auckland council closed Tapapakanga, Hunua Ranges, Waitawa Regional Park, Duder and Waharau regional parks because of flooding and slips. Campers were relocated to higher ground.
Six Auckland schools and early education centres were closed on 8 March.
Nearly 50mm of rain fell in central Auckland between 5pm and 8pm on 11 March. The Fire Service had about 30 callouts, mainly in east Auckland, relating to flooding during that time.
More than 1100 Auckland homes were without power on 11 March. About 780 were in Titirangi and about 300 were in Grey Lynn.
Aucklanders were asked to reduce their daily water usage by 20 litres, after water going into the city's largest treatment plant at Ardmore was muddied by silt and sediment due to the downpour on 10-11 March.
65mm of rain fell on west Auckland in just one hour, at about midday 12 March. Nearly 180 homes flooded across Auckland including: Glen Eden (65), Titirangi (43), Henderson (30), Avondale (20), West Harbour (10), and Te Atatu (8). There was flooding in Kaukapakapa, Devonport, Parnell, Remuera, Eden Terrace, Blockhouse Bay, Morningside, Massey, Westgate, Whenuapai, and New Lynn.
Floodwaters swept through 300 Auckland homes during 12 March. The water was waist-deep in some places. At least a dozen people were evacuated from a block of flats on Great North Road in Kelston.
Flooding in New Lynn caused extensive damage to homes, infrastructure and businesses on 11-12 March. Floodwaters swept through 200 homes in New Lynn.
A huge sinkhole opened up near a major intersection in New Lynn, leaving neighbouring buildings teetering near the edge.
Waiheke Island experienced widespread flooding and slips, after 161mm of rain fell on 7-8 March. Power was out in some areas.
There were two landslides on Waiheke Island on 11 March.
350 school children were evacuated from two school camps, as torrential overnight rain led to severe flooding in the Hunua Ranges.
160mm of rain fell overnight on 7 March in the Hunua Ranges.
About 900 households in Takanini, Whitford and Clevedon were without power on 8 March.
Clevedon residents reported huge stock losses as the town was hit by the worst floods in at least 25 years.
On 8 March a police car was swept away by a flash flood on Clevedon-Kawakawa Bay Road. The vehicle rapidly filled with water and the officers had to abandon it.
There was flooding on State Highways 1, 10, and 11, South of Kerikeri on 11 March.
A family was trapped in their house, 35 km south of Kerkeri, by floodwaters.
The Waitangi catchment had 210mm of rain during the period 7-11 March.
1200 people in Northland were without power on 11 March.
69mm of rain fell in one hour at Waitangi overnight on 10-11 March.
Kaitaia had a record rainfall, with 44.6mm falling between 3am and 4am on 11 March.
Waihi Beach recorded more than 220mm of rain in 24 hours on 7-8 March
A cruise liner was diverted from Tauranga because of the weather.
There were landslips in the Wellington suburb of Newtown and surface flooding in Hutt Valley and Mana on 12 March. Grays Rd in Plimmerton was closed and there was surface flooding on Hutt Road between Ngauranga and Petone.
Very heavy rain fell over many areas of the North Island during the period 7-13 March, which resulted in severe flooding. A slow-moving depression remained in the North Tasman Sea for most of this period. Fronts on the eastern edge of the depression brought the rain.
Insurance claims totalled $61.7 million.
MetService SEVERE WEATHER WARNING 9:31am 07-Mar-2017. HEAVY RAIN FOR THE CENTRAL AND UPPER NORTH ISLAND. A low and associated fronts over the Tasman Sea are moving southeastwards, and will bring rain to much of the North Island. The heaviest falls are likely to be in Waikato, Coromandel Peninsula and Bay of Plenty, and a Heavy Rain Warning is now in place for these areas. Up to 150mm of rain could accumulate in a relatively brief period, with localised thundery downpours. Please note, that a Watch is in force for significant heavy rain for Northland, Auckland, Waitomo, Taranaki, Taumarunui, Taupo, Gisborne and northern Hawkes Bay.
MetService SEVERE WEATHER WARNING 7:49am 08-Mar-2017. HEAVY RAIN FOR THE CENTRAL AND UPPER NORTH ISLAND. Updated Wednesday morning to include Auckland in the heavy rain Warning and update the Warning for Coromandel Peninsula. A low and associated fronts over the Tasman Sea are moving southeastwards, has brought heavy rain to the northeast of the North Island last night. Rain should continue today. The heaviest falls are likely to be in Auckland, Great Barrier Island, Coromandel Peninsula, Bay of Plenty and Gisborne north of Tolaga Bay.
MetService SEVERE WEATHER WARNING 8:57pm 08-Mar-2017. HEAVY RAIN FOR NORTHLAND AND THE COROMANDEL PENINSULA.
A low over the Tasman Sea extends a slow-moving trough over northern New Zealand. Widespread heavy rain over northern and eastern areas has eased in most places, however further heavy rain is expected over Northland and the Coromandel Peninsula.
MetService SEVERE WEATHER WARNING 8:04pm 09-Mar-2017. HEAVY RAIN FOR NORTHLAND, COROMANDEL PENINSULA AND BAY OF PLENTY.
MetService SEVERE WEATHER WARNING 8:55am 10-Mar-2017. HEAVY RAIN FOR NORTHLAND, AUCKLAND, COROMANDEL PENINSULA, BAY OF PLENTY AND NORTHWEST NELSON
MetService SEVERE WEATHER WARNING 6:21am 12-Mar-2017. HEAVY RAIN FOR TARANAKI, HOROWHENUA KAPITI COAST, WELLINGTON, NELSON AND NORTHERN MARLBOROUGH, INCLUDING THE SOUNDS. (WARNING UPDATED TO ADD TARANAKI, HOROWHENUA KAPITI COAST AND WELLINGTON)
MetService SEVERE WEATHER WARNING 5:14pm 12-Mar-2017. HEAVY RAIN ABOUT EASTERN BAY OF PLENTY EASING THIS EVENING.
The torrential rain which fell in east Coromandel on 7 and 8 March was about a one-in-100-year event. Some areas received more rain in two days than normally fell in the entire month.
Water supplies in the Coromandel were affected by the power outages and heavy rain, which had put the pump stations at some wastewater treatment plants under pressure. The Thames-Coromandel District Council asked people not to flush toilets if they could help it in Tairua, Pauanui, Onemana and Whangamata because the sewerage was not working.
Severe flooding hit the Coromandel Peninsula, where many roads across the peninsula were impassable. The flooding cut off access to the entire Coromandel Peninsula.
Some Whiritoa residents were evacuated to the local surf club on 8 March. The Whiritoa Fire Brigade rescued a motorist whose car had been damaged by floodwaters.
One-third of the shops in Thames township were closed on 8 March, as workers were unable to reach their workplaces due to flooding and landslips.
The Waikato Regional Council recorded a 24-hour rainfall of 407mm at the Pinnacles measuring station in the Coromandel ranges, midway between Thames and Tairua.
Twenty schools and early education centres were closed in the Coromandel/Thames region on 8 March.
130mm of rain fell in 24 hours on the Coromandel Peninsula on 10-11 March.
Whangamata had 259.8 millimetres of rain in less than 36 hours on 7-8 March.
31 people, who were mostly school children evacuated from a Whangamata school camp, spent the night of 8 March in a Coromandel Peninsula evacuation centre, after torrential rain overnight left the area effectively cut off. The head of Civil Defence said the flooding in the region was the worst in more than a decade.
Five homes in Whangamata and two in Onemana sustained significant damage from large landslides.
Shops and banks at Whangamata were closed due to flooding on 8 March. There were also phone outages and limited petrol at Whangamata.
10 houses at Kaiaua had floodwaters go through them on 7-8 March. The residents self-evacuated.
Homes in Te Awamutu and Frankton in Hamilton were flooded on 11 March
About 200 people attending a music festival near Waihi were evacuated because of flooding on 11 March.
Torrential overnight rain on 7-8 March caused widespread flooding in southeast Auckland. The worst affected areas in Auckland included Papakura, Clevedon, Beachlands and Maraetai. There were up to 100 small slips in the Hunua Ranges, Kawakawa Bay and Clevedon areas.
About 2000 Auckland homes were without power on 7-8 March. Most of the damage was caused by trees on power lines or slips pushing power poles.
On 8 March the Auckland council closed Tapapakanga, Hunua Ranges, Waitawa Regional Park, Duder and Waharau regional parks because of flooding and slips. Campers were relocated to higher ground.
Six Auckland schools and early education centres were closed on 8 March.
Nearly 50mm of rain fell in central Auckland between 5pm and 8pm on 11 March. The Fire Service had about 30 callouts, mainly in east Auckland, relating to flooding during that time.
More than 1100 Auckland homes were without power on 11 March. About 780 were in Titirangi and about 300 were in Grey Lynn.
Aucklanders were asked to reduce their daily water usage by 20 litres, after water going into the city's largest treatment plant at Ardmore was muddied by silt and sediment due to the downpour on 10-11 March.
65mm of rain fell on west Auckland in just one hour, at about midday 12 March. Nearly 180 homes flooded across Auckland including: Glen Eden (65), Titirangi (43), Henderson (30), Avondale (20), West Harbour (10), and Te Atatu (8). There was flooding in Kaukapakapa, Devonport, Parnell, Remuera, Eden Terrace, Blockhouse Bay, Morningside, Massey, Westgate, Whenuapai, and New Lynn.
Floodwaters swept through 300 Auckland homes during 12 March. The water was waist-deep in some places. At least a dozen people were evacuated from a block of flats on Great North Road in Kelston.
Flooding in New Lynn caused extensive damage to homes, infrastructure and businesses on 11-12 March. Floodwaters swept through 200 homes in New Lynn.
A huge sinkhole opened up near a major intersection in New Lynn, leaving neighbouring buildings teetering near the edge.
Waiheke Island experienced widespread flooding and slips, after 161mm of rain fell on 7-8 March. Power was out in some areas.
There were two landslides on Waiheke Island on 11 March.
350 school children were evacuated from two school camps, as torrential overnight rain led to severe flooding in the Hunua Ranges.
160mm of rain fell overnight on 7 March in the Hunua Ranges.
About 900 households in Takanini, Whitford and Clevedon were without power on 8 March.
Clevedon residents reported huge stock losses as the town was hit by the worst floods in at least 25 years.
On 8 March a police car was swept away by a flash flood on Clevedon-Kawakawa Bay Road. The vehicle rapidly filled with water and the officers had to abandon it.
There was flooding on State Highways 1, 10, and 11, South of Kerikeri on 11 March.
A family was trapped in their house, 35 km south of Kerkeri, by floodwaters.
The Waitangi catchment had 210mm of rain during the period 7-11 March.
1200 people in Northland were without power on 11 March.
69mm of rain fell in one hour at Waitangi overnight on 10-11 March.
Kaitaia had a record rainfall, with 44.6mm falling between 3am and 4am on 11 March.
Waihi Beach recorded more than 220mm of rain in 24 hours on 7-8 March
A cruise liner was diverted from Tauranga because of the weather.
There were landslips in the Wellington suburb of Newtown and surface flooding in Hutt Valley and Mana on 12 March. Grays Rd in Plimmerton was closed and there was surface flooding on Hutt Road between Ngauranga and Petone.