Extreme Heat Could Also Mean Power and Water Shortages

Extreme Heat Could Also Mean Power and Water Shortages

The sparse rainfall and low water levels are one reason that state officials in June built a $10 million emergency project—the size of San Francisco’s Transamerica Pyramid laid on its side—to keep ocean saltwater from surging into the delta.

Hotspot Watch 9 April 2021

Hotspot Watch 9 April 2021

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

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 18 March 2021

Hotspot Watch 18 March 2021

The New Zealand Drought Index (NZDI) map below shows that widespread dry to very dry conditions are in place across the northeastern South Island as well as parts of Otago and Southland.

Hotspot Watch 5 March 2021

Hotspot Watch 5 March 2021

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

Hotspot Watch 19 February 2021

Hotspot Watch 19 February 2021

The New Zealand Drought Index (NZDI) map below shows that dry-to-very dry soils are found in the northeastern South Island and along parts of eastern Canterbury.

Hotspot Watch 12 February 2021

Hotspot Watch 12 February 2021

Widespread dry-to-extremely dry soils are in place in the remainder of Northland, Auckland, northern Waikato, western Bay of Plenty, East Cape, and much of the eastern North Island.

Hotspot Watch 5 February 2021

Hotspot Watch 5 February 2021

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 as well as a small portion of East Cape.

Hotspot Watch 28 January 2021

Hotspot Watch 28 January 2021

The driest soils across the North Island, when compared to normal for this time of the year, are found in much of Northland, northern and western Waikato, and parts of the east coast.

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 8 January 2021

Hotspot Watch 8 January 2021

The New Zealand Drought Index (NZDI) map below shows that meteorological drought has emerged in the Aupouri Peninsula, with widespread dry to extremely dry soils in the rest of Northland, Auckland, and northern Waikato.

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 19 November 2020

Hotspot Watch 19 November 2020

Due to the expected rainfall over the next week, much of the North Island will likely see at least small soil moisture increases, with some locations possibly seeing moderate increases.

Auckland’s drought most extreme in modern times

Auckland’s drought most extreme in modern times

As weather systems tracked toward New Zealand from the west and north, they lacked moisture because of cooler eastern Indian Ocean seas caused by the IOD.NIWA’s climate change expectations suggest spring average rainfall decreases for northern New Zealand, including Auckland.

Hotspot Watch 7 May 2020

Hotspot Watch 7 May 2020

Soil moisture increases will be possible in the next week along the West Coast, although minor to moderate decreases are likely in most other parts of the South Island.

Drought hits hard, far and wide

Drought hits hard, far and wide

And while conditions have improved in most regions, NIWA meteorologist Ben Noll says river flows and soil moisture levels remain below normal for large parts of the North Island and upper South Island while before last weekend drought still persisted in the Coromandel Peninsula.

Hotspot Watch 1 May 2020

Hotspot Watch 1 May 2020

Soil moisture increases will be likely in the next week along the West Coast and in parts of the upper South 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 16 April 2020

Hotspot Watch 16 April 2020

While moderate soil moisture increases occurred across Tasman, West Coast, and the lower South Island, slight decreases were observed across much of Canterbury.With significant rainfall possible in parts of the North Island, many locations will likely see minor to moderate soil moisture increases during the next week.

Hotspot Watch 8 April 2020

Hotspot Watch 8 April 2020

With many locations across the North Island expected to see weekly rainfall totals of 25-40 mm (with isolated higher amounts), minor to moderate soil moisture increases will be likely in most areas.

Hotspot Watch 1 April 2020

Hotspot Watch 1 April 2020

Generally light rainfall amounts across a majority of the North Island during the next week will likely result in soil moisture decreases in many locations, with most existing hotspots strengthening and expanding at least slightly.

Hotspot Watch 26 March 2020

Hotspot Watch 26 March 2020

The New Zealand Drought Index (NZDI) shows that severe meteorological drought coverage has receded significantly in the past week, but it is still found in parts of Northland, Auckland, the Coromandel Peninsula, and East Cape.

Hotspot Watch 18 March 2020

Hotspot Watch 18 March 2020

The New Zealand Drought Index (NZDI) shows that severe meteorological drought currently encompasses most of Northland, Auckland, northern Waikato, western Bay of Plenty, East Cape, and small portions of interior Manawatu-Whanganui, with meteorological drought in place from Bay of Plenty through the Central Plateau (see NZDI map).

Hotspot Watch 11 March 2020

Hotspot Watch 11 March 2020

As of 8 March, the New Zealand Drought Index (NZDI) map below shows that all of the upper North Island is experiencing severe meteorological drought, along with East Cape and interior Manawatu-Whanganui, with meteorological drought in many other locations.

Hotspot Watch 5 March 2020

Hotspot Watch 5 March 2020

Despite this, soil moisture levels generally decreased slightly during the past week, particularly in the Far North and from Waikato to Hawke’s Bay. The driest soils across the North Island, when compared to normal for this time of the year, are generally found in the northern half of the island along with Wairarapa, while the wettest soils for this time of the year are located in Kapiti Coast.

Think Flash Floods Are Bad? Buckle Up for Flash Droughts

Think Flash Floods Are Bad? Buckle Up for Flash Droughts

For scientists to actually quantify how things might get worse in the future thanks to climate change, they need objective measurements.

Hotspot Watch 27 February 2020

Hotspot Watch 27 February 2020

The New Zealand Drought Index (NZDI) shows that all of the upper North Island as well as East Cape are experiencing severe meteorological drought, while the southern Waikato and eastern Taranaki to Manawatu-Whanganui and western Bay of Plenty are experiencing meteorological drought (see NZDI map).

Australia's Bushfires Completely Blasted Through the Models

Australia's Bushfires Completely Blasted Through the Models

“This is perhaps one of the first really big cases where we've seen the real world do something before we've been able to have the capacity to model it properly,” says climate scientist Benjamin Sanderson of the National Center for Atmospheric Research in Boulder, who cowrote a piece in the Nature Climate Change package.

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).