Category: Extremes affecting Antarctica

Heat wave occuring from September 07 2020 to September 14 2020 at -71.0°S 105.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 8 days

Time span: September 07 2020 to September 14 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 11.2 °C
  • Mean temperature: -35.4 °C
  • Maximum temperature anomaly: 18.7 °C
  • Maximum temperature: -4.0 °C

Event center: -71.0°S 105.5°E

Area affected: 2020433 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-Sep-07_to_2020-Sep-14_105.5_-71.0

Heat wave occuring from September 04 2020 to September 06 2020 at -67.0°S 30.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 3 days

Time span: September 04 2020 to September 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 9.9 °C
  • Mean temperature: -8.7 °C
  • Maximum temperature anomaly: 12.4 °C
  • Maximum temperature: -5.0 °C

Event center: -67.0°S 30.5°E

Area affected: 103847 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-Sep-04_to_2020-Sep-06_30.5_-67.0

Heat wave occuring from September 04 2020 to September 06 2020 at -70.0°S 6.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 3 days

Time span: September 04 2020 to September 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 8.8 °C
  • Mean temperature: -12.5 °C
  • Maximum temperature anomaly: 14.4 °C
  • Maximum temperature: -8.4 °C

Event center: -70.0°S 6.0°E

Area affected: 157865 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-Sep-04_to_2020-Sep-06_6.0_-70.0

Cold spell occuring from August 26 2020 to August 29 2020 at -61.0°S 166.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 4 days

Time span: August 26 2020 to August 29 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: -11.3 °C
  • Minimum temperature anomaly: -10.4 °C
  • Minimum temperature: -15.1 °C

Event center: -61.0°S 166.0°E

Area affected: 101745 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-Aug-26_to_2020-Aug-29_166.0_-61.0

Cold spell occuring from August 24 2020 to September 03 2020 at -61.5°S 124.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 11 days

Time span: August 24 2020 to September 03 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -8.4 °C
  • Mean temperature: -16.3 °C
  • Minimum temperature anomaly: -12.2 °C
  • Minimum temperature: -25.7 °C

Event center: -61.5°S 124.0°E

Area affected: 382642 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-Aug-24_to_2020-Sep-03_124.0_-61.5

Heat wave occuring from August 21 2020 to August 27 2020 at -78.0°S 37.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 7 days

Time span: August 21 2020 to August 27 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 10.3 °C
  • Mean temperature: -34.8 °C
  • Maximum temperature anomaly: 16.3 °C
  • Maximum temperature: -6.1 °C

Event center: -78.0°S 37.0°E

Area affected: 1392132 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-Aug-21_to_2020-Aug-27_37.0_-78.0

Heat wave occuring from August 20 2020 to September 06 2020 at -72.5°S 210.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 18 days

Time span: August 20 2020 to September 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 11.1 °C
  • Mean temperature: -21.6 °C
  • Maximum temperature anomaly: 32.6 °C
  • Maximum temperature: 9.3 °C

Event center: -72.5°S 210.5°E

Area affected: 10051370 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-Aug-20_to_2020-Sep-06_210.5_-72.5

Cold spell occuring from August 18 2020 to August 26 2020 at -61.5°S 162.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica
  • Australia

Duration: 9 days

Time span: August 18 2020 to August 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 3.8 °C
  • Minimum temperature anomaly: -12.5 °C
  • Minimum temperature: -16.2 °C

Event center: -61.5°S 162.5°E

Area affected: 2197835 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-Aug-18_to_2020-Aug-26_162.5_-61.5

Cold spell occuring from August 16 2020 to August 19 2020 at -80.0°S 261.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 4 days

Time span: August 16 2020 to August 19 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -9.2 °C
  • Mean temperature: -45.3 °C
  • Minimum temperature anomaly: -13.5 °C
  • Minimum temperature: -49.7 °C

Event center: -80.0°S 261.0°E

Area affected: 81976 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-Aug-16_to_2020-Aug-19_261.0_-80.0

Cold spell occuring from August 15 2020 to September 13 2020 at -81.5°S 298.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica
  • Argentina
  • Chile

Duration: 30 days

Time span: August 15 2020 to September 13 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -9.5 °C
  • Mean temperature: -35.0 °C
  • Minimum temperature anomaly: -22.2 °C
  • Minimum temperature: -65.0 °C

Event center: -81.5°S 298.5°E

Area affected: 11557141 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-Aug-15_to_2020-Sep-13_298.5_-81.5