Category: Extremes affecting Australia

Heat wave occuring from December 13 2023 to December 18 2023 at -19.5°S 135.5°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: December 13 2023 to December 18 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 4.1 °C
  • Mean temperature: 35.4 °C
  • Maximum temperature anomaly: 5.7 °C
  • Maximum temperature: 37.0 °C

Event center: -19.5°S 135.5°E

Area affected: 55178 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_2023-Dec-13_to_2023-Dec-18_135.5_-19.5

Cold spell occuring from December 08 2023 to December 12 2023 at -26.5°S 133.5°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: December 08 2023 to December 12 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.9 °C
  • Mean temperature: 18.6 °C
  • Minimum temperature anomaly: -15.1 °C
  • Minimum temperature: 12.2 °C

Event center: -26.5°S 133.5°E

Area affected: 1559493 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_2023-Dec-08_to_2023-Dec-12_133.5_-26.5

Cold spell occuring from November 28 2023 to December 03 2023 at -19.5°S 122.0°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 6 days

Time span: November 28 2023 to December 03 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 28.9 °C
  • Minimum temperature anomaly: -4.1 °C
  • Minimum temperature: 27.0 °C

Event center: -19.5°S 122.0°E

Area affected: 110690 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_2023-Nov-28_to_2023-Dec-03_122.0_-19.5

Cold spell occuring from November 23 2023 to November 25 2023 at -23.0°S 146.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 3 days

Time span: November 23 2023 to November 25 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 21.8 °C
  • Minimum temperature anomaly: -5.3 °C
  • Minimum temperature: 20.4 °C

Event center: -23.0°S 146.5°E

Area affected: 59438 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_2023-Nov-23_to_2023-Nov-25_146.5_-23.0

Heat wave occuring from November 18 2023 to November 26 2023 at -38.0°S 150.0°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: November 18 2023 to November 26 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 17.3 °C
  • Maximum temperature anomaly: 5.0 °C
  • Maximum temperature: 21.7 °C

Event center: -38.0°S 150.0°E

Area affected: 644388 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_2023-Nov-18_to_2023-Nov-26_150.0_-38.0

Cold spell occuring from November 16 2023 to November 18 2023 at -29.0°S 127.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 3 days

Time span: November 16 2023 to November 18 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.8 °C
  • Mean temperature: 16.2 °C
  • Minimum temperature anomaly: -7.3 °C
  • Minimum temperature: 14.8 °C

Event center: -29.0°S 127.5°E

Area affected: 56004 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_2023-Nov-16_to_2023-Nov-18_127.5_-29.0

Heat wave occuring from November 14 2023 to November 19 2023 at -20.5°S 125.0°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: November 14 2023 to November 19 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 35.6 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 36.9 °C

Event center: -20.5°S 125.0°E

Area affected: 112830 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_2023-Nov-14_to_2023-Nov-19_125.0_-20.5

Heat wave occuring from November 06 2023 to November 11 2023 at -40.0°S 150.0°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: November 06 2023 to November 11 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 3.0 °C
  • Mean temperature: 14.8 °C
  • Maximum temperature anomaly: 7.4 °C
  • Maximum temperature: 21.8 °C

Event center: -40.0°S 150.0°E

Area affected: 1137469 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_2023-Nov-06_to_2023-Nov-11_150.0_-40.0

Cold spell occuring from November 06 2023 to November 17 2023 at -18.0°S 156.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia
  • New Caledonia
  • Papua New Guinea

Duration: 12 days

Time span: November 06 2023 to November 17 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -1.0 °C
  • Mean temperature: 24.6 °C
  • Minimum temperature anomaly: -2.3 °C
  • Minimum temperature: 17.5 °C

Event center: -18.0°S 156.5°E

Area affected: 1169638 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_2023-Nov-06_to_2023-Nov-17_156.5_-18.0

Heat wave occuring from November 05 2023 to November 18 2023 at -27.5°S 137.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 14 days

Time span: November 05 2023 to November 18 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 6.4 °C
  • Mean temperature: 32.2 °C
  • Maximum temperature anomaly: 11.9 °C
  • Maximum temperature: 37.4 °C

Event center: -27.5°S 137.5°E

Area affected: 1785434 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_2023-Nov-05_to_2023-Nov-18_137.5_-27.5