Category: Extremes affecting New Zealand

Heat wave occuring from July 06 2012 to July 28 2012 at -8.0°S 143.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Australia
  • Indonesia
  • New Zealand
  • Papua New Guinea

Duration: 23 days

Time span: July 06 2012 to July 28 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 21.2 °C
  • Maximum temperature anomaly: 7.8 °C
  • Maximum temperature: 28.6 °C

Event center: -8.0°S 143.0°E

Area affected: 7312604 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-Jul-06_to_2012-Jul-28_143.0_-8.0

Cold spell occuring from June 29 2012 to July 02 2012 at -39.5°S 174.5°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • New Zealand

Duration: 4 days

Time span: June 29 2012 to July 02 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 8.1 °C
  • Minimum temperature anomaly: -5.8 °C
  • Minimum temperature: 0.2 °C

Event center: -39.5°S 174.5°E

Area affected: 51027 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2012-Jun-29_to_2012-Jul-02_174.5_-39.5

Cold spell occuring from June 24 2012 to July 06 2012 at -45.5°S 169.5°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • New Zealand

Duration: 13 days

Time span: June 24 2012 to July 06 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.4 °C
  • Mean temperature: -3.2 °C
  • Minimum temperature anomaly: -9.8 °C
  • Minimum temperature: -12.1 °C

Event center: -45.5°S 169.5°E

Area affected: 117634 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2012-Jun-24_to_2012-Jul-06_169.5_-45.5

Cold spell occuring from June 09 2012 to June 17 2012 at -36.0°S 179.5°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • New Zealand

Duration: 9 days

Time span: June 09 2012 to June 17 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.2 °C
  • Mean temperature: 7.0 °C
  • Minimum temperature anomaly: -11.6 °C
  • Minimum temperature: -19.0 °C

Event center: -36.0°S 179.5°E

Area affected: 3627133 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2012-Jun-09_to_2012-Jun-17_179.5_-36.0

Cold spell occuring from May 12 2012 to June 01 2012 at -16.5°S 179.5°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • Australia
  • Fiji
  • New Zealand
  • Samoa

Duration: 21 days

Time span: May 12 2012 to June 01 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 19.3 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: 0.7 °C

Event center: -16.5°S 179.5°E

Area affected: 8744882 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2012-May-12_to_2012-Jun-01_179.5_-16.5

Cold spell occuring from May 01 2012 to May 08 2012 at -35.0°S 183.0°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • New Zealand

Duration: 8 days

Time span: May 01 2012 to May 08 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 15.8 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: 2.0 °C

Event center: -35.0°S 183.0°E

Area affected: 1318703 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2012-May-01_to_2012-May-08_183.0_-35.0

Cold spell occuring from April 29 2012 to May 02 2012 at -43.5°S 166.0°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • New Zealand

Duration: 4 days

Time span: April 29 2012 to May 02 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 8.2 °C
  • Minimum temperature anomaly: -7.6 °C
  • Minimum temperature: -4.6 °C

Event center: -43.5°S 166.0°E

Area affected: 246552 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2012-Apr-29_to_2012-May-02_166.0_-43.5

Heat wave occuring from April 23 2012 to April 28 2012 at -47.0°S 181.0°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • New Zealand

Duration: 6 days

Time span: April 23 2012 to April 28 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 14.6 °C
  • Maximum temperature anomaly: 3.9 °C
  • Maximum temperature: 17.5 °C

Event center: -47.0°S 181.0°E

Area affected: 439691 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-Apr-23_to_2012-Apr-28_181.0_-47.0

Heat wave occuring from April 18 2012 to April 28 2012 at -46.5°S 163.5°E

Download data: JSON

Event type: Heat wave

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • New Zealand

Duration: 11 days

Time span: April 18 2012 to April 28 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 14.8 °C
  • Maximum temperature anomaly: 4.6 °C
  • Maximum temperature: 21.0 °C

Event center: -46.5°S 163.5°E

Area affected: 2171235 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2012-Apr-18_to_2012-Apr-28_163.5_-46.5

Cold spell occuring from March 01 2012 to March 06 2012 at -38.0°S 177.0°E

Download data: JSON

Event type: Cold spell

Countries affected (identified with ArcGIS Online; provided only for geographical reference):

  • New Zealand

Duration: 6 days

Time span: March 01 2012 to March 06 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.5 °C
  • Mean temperature: 16.6 °C
  • Minimum temperature anomaly: -7.6 °C
  • Minimum temperature: 2.2 °C

Event center: -38.0°S 177.0°E

Area affected: 797448 km$^2$


Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.



Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.



Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Cold_spell_2012-Mar-01_to_2012-Mar-06_177.0_-38.0