Hotspot Watch 13 May 2022

Hotspot Watch 13 May 2022

As of 10 May, the New Zealand Drought Index (NZDI) map below shows that dry conditions are located in parts of Waikato and Manawatū-Whanganui, and much of the upper South Island and Otago.

Hotspot Watch 22 April 2022

Hotspot Watch 22 April 2022

As of 19 April, the New Zealand Drought Index (NZDI) map below shows that dry conditions are now located in parts of the West Coast, central Otago, and northern Southland.

Hotspot Watch 14 April 2022

Hotspot Watch 14 April 2022

In the South Island, a and of moderate-to-heavy rainfall looks to move over Fiordland, Southland and the West Coast on Saturday 15th , delivering widespread 20-80 mm about western areas, and 5-15 mm for other parts of Southland and southern Otago.

Understanding why our giant glaciers disappeared in the past gives clues to the future

Understanding why our giant glaciers disappeared in the past gives clues to the future

An international team of climate scientists is working in North Canterbury to try to understand the reasons why giant glaciers disappeared thousands of years ago.

Hotspot Watch 8 April 2022

Hotspot Watch 8 April 2022

The driest soils across the South Island, when compared to normal for this time of year, are found in Southland and southern Otago, while the wettest soils are found in northern coastal Canterbury, about Kaikoura.

Hotspot Watch 4 February 2022

Hotspot Watch 4 February 2022

As of the 2 February, the NZDI map below shows that dry conditions extend from Tasman, Nelson and Marlborough, across the Southern Alps and ranges, and down to much of Otago and Southland, including Stewart Island.

Hotspot Watch 6 January 2022

Hotspot Watch 6 January 2022

The New Zealand Drought Index (NZDI) map below shows that dry conditions have emerged in northern Kaipara Harbour and eastern Waikato.As of 4 January, the New Zealand Drought Index (NZDI) map below shows that dry-to-very dry conditions are located in parts of Southland, Raikura/Stewart Island and Clutha.

Hotspot Watch 16 December 2021

Hotspot Watch 16 December 2021

As of 14 December, the New Zealand Drought Index (NZDI) map below shows that dry conditions are located in Wairarapa along with coastal areas from Marlborough to central Canterbury.

Hotspot Watch 26 November 2021

Hotspot Watch 26 November 2021

The New Zealand Drought Index (NZDI) map below shows that dry conditions are now located in coastal Wairarapa as of 23 November.The New Zealand Drought Index (NZDI) map below shows that dry conditions are now located in coastal Ashburton District as of 23 November.

Hotspot Watch 11 November 2021

Hotspot Watch 11 November 2021

The New Zealand Drought Index (NZDI) map below shows that no dry conditions are located in the North Island as of 8 November.The New Zealand Drought Index (NZDI) map below shows that no dry conditions are located in the South Island as of 8 November.

Hotspot Watch 4 November 2021

Hotspot Watch 4 November 2021

The New Zealand Drought Index (NZDI) map below shows that no dry conditions are located in the North Island as of 1 November.The New Zealand Drought Index (NZDI) map below shows that no dry conditions are located in the South Island as of 1 November.

NIWA calculates 1:200 year flood for parts of Canterbury

NIWA calculates 1:200 year flood for parts of Canterbury

Preliminary analysis by NIWA climate scientists has shown that the recent Canterbury rainfall was so extreme in some inland places that it could be expected to happen only once every 200 years.

Hotspot Watch 1 April 2021

Hotspot Watch 1 April 2021

As of 24 March, the New Zealand Drought Index (NZDI) map below shows that widespread dry to very dry conditions extend from southern Northland to Wellington, excluding Taranaki, and across the east of the North Island, as well as Marlborough, eastern and coastal Canterbury, parts of Otago and Southland.

Hotspot Watch 26 March 2021

Hotspot Watch 26 March 2021

As of 24 March, the New Zealand Drought Index (NZDI) map below shows that widespread dry to very dry conditions are in place across most of the central and eastern North Island, northeastern South Island, as well as parts of Otago and Southland.

Hotspot Watch 12 March 2021

Hotspot Watch 12 March 2021

The New Zealand Drought Index (NZDI) map below shows that meteorological drought is in place in a very small portion of East Cape, while widespread dry-to-extremely dry conditions are in place across nearly all of the North Island, excluding parts of Northland, Coromandel and Taranaki.

Hotspot Watch 22 January 2021

Hotspot Watch 22 January 2021

Hotspots are currently in place in much of Northland, parts of Auckland, northern Waikato and a small portion of East Cape, while hotspots have strengthened in eastern Wairarapa and expanded to include the eastern Tararua District and coastal Hawke’s Bay. The New Zealand Drought Index (NZDI) map below shows that meteorological drought and severe meteorological drought are in place in the northern half of the Far North District.

Hotspot Watch 17 December 2020

Hotspot Watch 17 December 2020

As of 14 December, the New Zealand Drought Index (NZDI) map below shows that drier than normal soils are located in much of Northland, southern Auckland, parts of coastal Canterbury and Otago, and interior Otago.

Hotspot watch 29 October 2020

Hotspot watch 29 October 2020

Soil moisture decreases were observed across most of the North Island during the past week, with the most substantial losses occurring from lower Northland through to Bay of Plenty and East Cape.

Hotspot Watch 22 October 2020

Hotspot Watch 22 October 2020

However, most locations in the upper and central North Island will likely see either little change or small decreases in soil moisture levels during the next week.

Hotspot Watch 16 October 2020

Hotspot Watch 16 October 2020

In the North Island, many locations received moderate to substantial rainfall amounts ranging between about 30-60 mm, including much of Northland, Waikato, Taranaki, Gisborne, and Hawke’s Bay. Meanwhile, amounts less than 30 mm were observed across eastern Northland, Auckland, Manawatu-Whanganui, and Wairarapa.

Hotspot Watch 8 October 2020

Hotspot Watch 8 October 2020

Meanwhile, the wettest soils for this time of the year are located from Manawatu-Whanganui to Hawke’s Bay. Despite the general drying of soils during the past week, no hotspots are currently found across the North Island.

Hotspot Watch 23 April 2020

Hotspot Watch 23 April 2020

Many parts of the South Island saw small soil moisture increases during the past week, although small decreases were observed in northern Canterbury.While soil moisture increases will be possible in the lower South Island during the next week, expect further decreases across Marlborough and Canterbury.

Hotspot Watch 19 February 2020

Hotspot Watch 19 February 2020

The New Zealand Drought Index (NZDI) shows that the upper North Island has widespread severe meteorological drought, with meteorological drought also affecting central Waikato to Manawatu-Whanganui as well as East Cape (see NZDI map below).

Hotspot Watch 19 December 2019

Hotspot Watch 19 December 2019

With the anticipated rainfall in the upcoming week, little or no change in soil moisture levels are expected from the south Waikato northbound, along with parts of southern Hawke’s Bay and coastal Wairarapa, while the rest of the North Island are expected to experience slight soil moisture increases.

Hotspot Watch 14 November 2019

Hotspot Watch 14 November 2019

Across the North Island, moderate to large increases in soil moisture levels were observed in most locations due to substantial rainfall in the past week.

Hotspot Watch 6 November 2019

Hotspot Watch 6 November 2019

In the South Island, soil moisture levels decreased in most locations during the past week as rainfall was generally below normal and above to well above average temperatures were commonplace.

Hotspot Watch 1 November 2019

Hotspot Watch 1 November 2019

Due to the anticipated below normal rainfall and above average temperatures in the next week, soil moisture levels are expected to decrease farther in many locations across the North Island.

NIWA's Hotspot Watch for 1 May 2019

NIWA's Hotspot Watch for 1 May 2019

Hotspots in the North Island are currently found in Aupouri Peninsula, interior Manawatu-Whanganui, and interior Hawke’s Bay. In the South Island, only subtle soil moisture changes were observed in the past week.

NIWA's Hotspot Watch for 4 April 2019

NIWA's Hotspot Watch for 4 April 2019

However, hotspots remain in place across western Northland and Aupouri Peninsula, a small portion of central Waikato, southern Manawatu-Whanganui, and much of Wairarapa and southern Hawke’s Bay. In the South Island, soil moisture levels generally did not change significantly in the past week.

NIWA's Hotspot Watch for 19 December 2018

NIWA's Hotspot Watch for 19 December 2018

The driest soils across the North Island compared to normal for this time of year are found across the Far North and Kaipara Districts in Northland, western Auckland, around New Plymouth, in the Central Plateau, and along west coastal Manawatu-Whanganui.