Category: Extremes affecting Australia

Cold spell occuring from October 25 2020 to October 29 2020 at -17.0°S 136.0°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 5 days

Time span: October 25 2020 to October 29 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 26.9 °C
  • Minimum temperature anomaly: -5.7 °C
  • Minimum temperature: 24.5 °C

Event center: -17.0°S 136.0°E

Area affected: 82611 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_2020-Oct-25_to_2020-Oct-29_136.0_-17.0

Cold spell occuring from October 23 2020 to October 31 2020 at -23.5°S 141.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 9 days

Time span: October 23 2020 to October 31 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -6.5 °C
  • Mean temperature: 18.1 °C
  • Minimum temperature anomaly: -10.7 °C
  • Minimum temperature: 9.1 °C

Event center: -23.5°S 141.5°E

Area affected: 1894688 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_2020-Oct-23_to_2020-Oct-31_141.5_-23.5

Heat wave occuring from October 21 2020 to November 04 2020 at -55.0°S 121.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica
  • Australia

Duration: 15 days

Time span: October 21 2020 to November 04 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: -8.6 °C
  • Maximum temperature anomaly: 17.3 °C
  • Maximum temperature: 19.9 °C

Event center: -55.0°S 121.0°E

Area affected: 7668005 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_2020-Oct-21_to_2020-Nov-04_121.0_-55.0

Heat wave occuring from October 19 2020 to October 24 2020 at -14.5°S 126.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 6 days

Time span: October 19 2020 to October 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 31.3 °C
  • Maximum temperature anomaly: 3.3 °C
  • Maximum temperature: 33.7 °C

Event center: -14.5°S 126.5°E

Area affected: 50712 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_2020-Oct-19_to_2020-Oct-24_126.5_-14.5

Heat wave occuring from October 17 2020 to October 25 2020 at -15.0°S 135.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 9 days

Time span: October 17 2020 to October 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 31.7 °C
  • Maximum temperature anomaly: 5.6 °C
  • Maximum temperature: 35.2 °C

Event center: -15.0°S 135.5°E

Area affected: 660606 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_2020-Oct-17_to_2020-Oct-25_135.5_-15.0

Heat wave occuring from October 17 2020 to November 20 2020 at -36.5°S 173.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia
  • Fiji
  • New Caledonia
  • New Zealand
  • Norfolk Island
  • Papua New Guinea
  • Solomon Islands
  • Vanuatu

Duration: 35 days

Time span: October 17 2020 to November 20 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 20.4 °C
  • Maximum temperature anomaly: 10.4 °C
  • Maximum temperature: 28.9 °C

Event center: -36.5°S 173.5°E

Area affected: 14341989 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_2020-Oct-17_to_2020-Nov-20_173.5_-36.5

Heat wave occuring from October 16 2020 to October 18 2020 at -31.0°S 157.0°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 3 days

Time span: October 16 2020 to October 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 20.3 °C
  • Maximum temperature anomaly: 3.0 °C
  • Maximum temperature: 22.2 °C

Event center: -31.0°S 157.0°E

Area affected: 236848 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_2020-Oct-16_to_2020-Oct-18_157.0_-31.0

Heat wave occuring from October 11 2020 to October 16 2020 at -21.0°S 120.0°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 6 days

Time span: October 11 2020 to October 16 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.9 °C
  • Mean temperature: 32.3 °C
  • Maximum temperature anomaly: 6.1 °C
  • Maximum temperature: 34.5 °C

Event center: -21.0°S 120.0°E

Area affected: 156954 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_2020-Oct-11_to_2020-Oct-16_120.0_-21.0

Heat wave occuring from October 08 2020 to October 10 2020 at -56.0°S 157.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 3 days

Time span: October 08 2020 to October 10 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 6.0 °C
  • Maximum temperature anomaly: 3.5 °C
  • Maximum temperature: 7.8 °C

Event center: -56.0°S 157.5°E

Area affected: 80214 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_2020-Oct-08_to_2020-Oct-10_157.5_-56.0

Cold spell occuring from October 02 2020 to October 09 2020 at -22.5°S 118.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 8 days

Time span: October 02 2020 to October 09 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.2 °C
  • Mean temperature: 14.9 °C
  • Minimum temperature anomaly: -15.3 °C
  • Minimum temperature: 6.8 °C

Event center: -22.5°S 118.5°E

Area affected: 3907677 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_2020-Oct-02_to_2020-Oct-09_118.5_-22.5