Category: Extremes affecting Antarctica

Cold spell occuring from August 04 2020 to August 08 2020 at -66.5°S 146.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 5 days

Time span: August 04 2020 to August 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.7 °C
  • Mean temperature: -29.9 °C
  • Minimum temperature anomaly: -12.4 °C
  • Minimum temperature: -46.0 °C

Event center: -66.5°S 146.0°E

Area affected: 88539 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-04_to_2020-Aug-08_146.0_-66.5

Cold spell occuring from August 03 2020 to August 08 2020 at -69.0°S 154.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 6 days

Time span: August 03 2020 to August 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -8.1 °C
  • Mean temperature: -31.7 °C
  • Minimum temperature anomaly: -13.9 °C
  • Minimum temperature: -42.3 °C

Event center: -69.0°S 154.5°E

Area affected: 62631 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-03_to_2020-Aug-08_154.5_-69.0

Heat wave occuring from July 31 2020 to August 07 2020 at -57.0°S 305.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica
  • Argentina
  • Chile

Duration: 8 days

Time span: July 31 2020 to August 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 3.5 °C
  • Maximum temperature anomaly: 11.7 °C
  • Maximum temperature: 9.0 °C

Event center: -57.0°S 305.0°E

Area affected: 1701311 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-Jul-31_to_2020-Aug-07_305.0_-57.0

Cold spell occuring from July 31 2020 to August 03 2020 at -76.0°S 12.0°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: July 31 2020 to August 03 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -10.5 °C
  • Mean temperature: -63.4 °C
  • Minimum temperature anomaly: -13.1 °C
  • Minimum temperature: -67.4 °C

Event center: -76.0°S 12.0°E

Area affected: 54925 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-Jul-31_to_2020-Aug-03_12.0_-76.0

Heat wave occuring from July 30 2020 to August 01 2020 at -73.0°S 159.5°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: July 30 2020 to August 01 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 12.8 °C
  • Mean temperature: -29.2 °C
  • Maximum temperature anomaly: 17.5 °C
  • Maximum temperature: -17.1 °C

Event center: -73.0°S 159.5°E

Area affected: 105337 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-Jul-30_to_2020-Aug-01_159.5_-73.0

Heat wave occuring from July 29 2020 to July 31 2020 at -67.0°S 163.5°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: July 29 2020 to July 31 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 10.7 °C
  • Mean temperature: -2.0 °C
  • Maximum temperature anomaly: 13.4 °C
  • Maximum temperature: -0.0 °C

Event center: -67.0°S 163.5°E

Area affected: 104490 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-Jul-29_to_2020-Jul-31_163.5_-67.0

Heat wave occuring from July 29 2020 to July 31 2020 at -63.0°S 176.0°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: July 29 2020 to July 31 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.3 °C
  • Mean temperature: 3.3 °C
  • Maximum temperature anomaly: 6.2 °C
  • Maximum temperature: 6.2 °C

Event center: -63.0°S 176.0°E

Area affected: 160244 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-Jul-29_to_2020-Jul-31_176.0_-63.0

Cold spell occuring from July 26 2020 to August 14 2020 at -64.5°S 22.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 20 days

Time span: July 26 2020 to August 14 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -10.8 °C
  • Mean temperature: -45.6 °C
  • Minimum temperature anomaly: -23.9 °C
  • Minimum temperature: -62.2 °C

Event center: -82.0°S 296.0°E

Area affected: 9403811 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-Jul-26_to_2020-Aug-14_22.0_-64.5

Cold spell occuring from July 25 2020 to July 31 2020 at -64.0°S 317.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 7 days

Time span: July 25 2020 to July 31 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -10.3 °C
  • Mean temperature: -26.0 °C
  • Minimum temperature anomaly: -12.4 °C
  • Minimum temperature: -29.9 °C

Event center: -64.0°S 317.5°E

Area affected: 58722 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-Jul-25_to_2020-Jul-31_317.5_-64.0

Heat wave occuring from July 24 2020 to July 26 2020 at -78.0°S 157.5°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: July 24 2020 to July 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 10.2 °C
  • Mean temperature: -35.3 °C
  • Maximum temperature anomaly: 17.2 °C
  • Maximum temperature: -23.0 °C

Event center: -78.0°S 157.5°E

Area affected: 99873 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-Jul-24_to_2020-Jul-26_157.5_-78.0