Category: Extremes affecting Antarctica

Heat wave occuring from April 12 2020 to May 07 2020 at -67.5°S 102.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 26 days

Time span: April 12 2020 to May 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 10.9 °C
  • Mean temperature: -27.0 °C
  • Maximum temperature anomaly: 21.4 °C
  • Maximum temperature: 9.1 °C

Event center: -67.5°S 102.5°E

Area affected: 11775036 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-Apr-12_to_2020-May-07_102.5_-67.5

Heat wave occuring from April 11 2020 to April 14 2020 at -81.0°S 214.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 4 days

Time span: April 11 2020 to April 14 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 12.2 °C
  • Mean temperature: -16.7 °C
  • Maximum temperature anomaly: 21.9 °C
  • Maximum temperature: -4.9 °C

Event center: -81.0°S 214.5°E

Area affected: 462656 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-Apr-11_to_2020-Apr-14_214.5_-81.0

Cold spell occuring from April 09 2020 to April 15 2020 at -65.0°S 288.0°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: April 09 2020 to April 15 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.5 °C
  • Mean temperature: -2.6 °C
  • Minimum temperature anomaly: -7.1 °C
  • Minimum temperature: -13.0 °C

Event center: -65.0°S 288.0°E

Area affected: 297564 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-Apr-09_to_2020-Apr-15_288.0_-65.0

Heat wave occuring from April 07 2020 to April 11 2020 at -79.0°S 279.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 5 days

Time span: April 07 2020 to April 11 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 7.9 °C
  • Mean temperature: -22.1 °C
  • Maximum temperature anomaly: 13.0 °C
  • Maximum temperature: -17.7 °C

Event center: -79.0°S 279.5°E

Area affected: 61472 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-Apr-07_to_2020-Apr-11_279.5_-79.0

Heat wave occuring from April 06 2020 to April 12 2020 at -56.5°S 304.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica
  • Argentina
  • Chile

Duration: 7 days

Time span: April 06 2020 to April 12 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.1 °C
  • Mean temperature: 7.2 °C
  • Maximum temperature anomaly: 13.7 °C
  • Maximum temperature: 20.3 °C

Event center: -56.5°S 304.5°E

Area affected: 6144904 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-Apr-06_to_2020-Apr-12_304.5_-56.5

Cold spell occuring from April 05 2020 to April 07 2020 at -66.5°S 236.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 3 days

Time span: April 05 2020 to April 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: -5.7 °C
  • Minimum temperature anomaly: -7.3 °C
  • Minimum temperature: -12.4 °C

Event center: -66.5°S 236.0°E

Area affected: 388470 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-Apr-05_to_2020-Apr-07_236.0_-66.5

Cold spell occuring from April 04 2020 to April 08 2020 at -76.0°S 225.5°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: April 04 2020 to April 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -8.5 °C
  • Mean temperature: -31.7 °C
  • Minimum temperature anomaly: -12.3 °C
  • Minimum temperature: -39.7 °C

Event center: -76.0°S 225.5°E

Area affected: 58175 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-Apr-04_to_2020-Apr-08_225.5_-76.0

Heat wave occuring from April 03 2020 to April 12 2020 at -75.0°S 326.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 10 days

Time span: April 03 2020 to April 12 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 9.8 °C
  • Mean temperature: -8.8 °C
  • Maximum temperature anomaly: 18.4 °C
  • Maximum temperature: 1.0 °C

Event center: -75.0°S 326.5°E

Area affected: 1954942 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-Apr-03_to_2020-Apr-12_326.5_-75.0

Cold spell occuring from April 02 2020 to April 05 2020 at -73.5°S 5.0°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: April 02 2020 to April 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: -48.5 °C
  • Minimum temperature anomaly: -10.5 °C
  • Minimum temperature: -54.5 °C

Event center: -73.5°S 5.0°E

Area affected: 91705 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-Apr-02_to_2020-Apr-05_5.0_-73.5

Heat wave occuring from April 02 2020 to April 06 2020 at -54.5°S 317.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 5 days

Time span: April 02 2020 to April 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.3 °C
  • Mean temperature: 2.0 °C
  • Maximum temperature anomaly: 8.4 °C
  • Maximum temperature: 8.5 °C

Event center: -54.5°S 317.0°E

Area affected: 984618 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-Apr-02_to_2020-Apr-06_317.0_-54.5