Category: Heat waves affecting New Zealand

Download data: JSON

Event type: Heat wave

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

• New Zealand

Duration: 4 days

Time span: December 28 2011 to December 31 2011

Statistics over entire affected area:

• Mean temperature anomaly: 1.5 °C
• Mean temperature: 19.7 °C
• Maximum temperature anomaly: 2.2 °C
• Maximum temperature: 20.8 °C

Event center: -35.5°S 173.0°E

Area affected: 60022 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_2011-Dec-28_to_2011-Dec-31_173.0_-35.5

Download data: JSON

Event type: Heat wave

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

• New Zealand

Duration: 13 days

Time span: December 20 2011 to January 01 2012

Statistics over entire affected area:

• Mean temperature anomaly: 2.4 °C
• Mean temperature: 16.3 °C
• Maximum temperature anomaly: 4.6 °C
• Maximum temperature: 18.4 °C

Event center: -44.0°S 168.0°E

Area affected: 309181 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_2011-Dec-20_to_2012-Jan-01_168.0_-44.0

Download data: JSON

Event type: Heat wave

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

• New Zealand

Duration: 3 days

Time span: October 10 2011 to October 12 2011

Statistics over entire affected area:

• Mean temperature anomaly: 1.9 °C
• Mean temperature: 18.5 °C
• Maximum temperature anomaly: 3.2 °C
• Maximum temperature: 20.9 °C

Event center: -30.0°S 176.5°E

Area affected: 327146 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_2011-Oct-10_to_2011-Oct-12_176.5_-30.0

Download data: JSON

Event type: Heat wave

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

• New Zealand

Duration: 3 days

Time span: May 24 2011 to May 26 2011

Statistics over entire affected area:

• Mean temperature anomaly: 3.3 °C
• Mean temperature: 14.2 °C
• Maximum temperature anomaly: 6.9 °C
• Maximum temperature: 17.7 °C

Event center: -41.5°S 173.5°E

Area affected: 91265 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_2011-May-24_to_2011-May-26_173.5_-41.5

Download data: JSON

Event type: Heat wave

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

• New Zealand

Duration: 5 days

Time span: May 21 2011 to May 25 2011

Statistics over entire affected area:

• Mean temperature anomaly: 2.4 °C
• Mean temperature: 9.9 °C
• Maximum temperature anomaly: 6.3 °C
• Maximum temperature: 14.1 °C

Event center: -54.5°S 184.5°E

Area affected: 872657 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_2011-May-21_to_2011-May-25_184.5_-54.5

Download data: JSON

Event type: Heat wave

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

• New Zealand

Duration: 8 days

Time span: April 29 2011 to May 06 2011

Statistics over entire affected area:

• Mean temperature anomaly: 3.9 °C
• Mean temperature: 12.4 °C
• Maximum temperature anomaly: 7.0 °C
• Maximum temperature: 17.6 °C

Event center: -43.0°S 171.0°E

Area affected: 83699 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_2011-Apr-29_to_2011-May-06_171.0_-43.0