Category: Extremes affecting Antarctica

Cold spell occuring from February 15 2020 to February 19 2020 at -66.5°S 47.5°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: February 15 2020 to February 19 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: -3.0 °C
  • Minimum temperature anomaly: -5.0 °C
  • Minimum temperature: -9.3 °C

Event center: -66.5°S 47.5°E

Area affected: 54823 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-Feb-15_to_2020-Feb-19_47.5_-66.5

Cold spell occuring from February 12 2020 to February 23 2020 at -75.5°S 7.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 12 days

Time span: February 12 2020 to February 23 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -6.2 °C
  • Mean temperature: -40.6 °C
  • Minimum temperature anomaly: -7.8 °C
  • Minimum temperature: -44.3 °C

Event center: -75.5°S 7.0°E

Area affected: 297585 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-Feb-12_to_2020-Feb-23_7.0_-75.5

Heat wave occuring from February 12 2020 to February 17 2020 at -81.0°S 330.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 6 days

Time span: February 12 2020 to February 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 6.3 °C
  • Mean temperature: -18.1 °C
  • Maximum temperature anomaly: 10.3 °C
  • Maximum temperature: -4.0 °C

Event center: -81.0°S 330.0°E

Area affected: 304199 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-Feb-12_to_2020-Feb-17_330.0_-81.0

Heat wave occuring from February 10 2020 to February 18 2020 at -66.0°S 341.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 9 days

Time span: February 10 2020 to February 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.4 °C
  • Mean temperature: 0.8 °C
  • Maximum temperature anomaly: 5.9 °C
  • Maximum temperature: 3.3 °C

Event center: -66.0°S 341.5°E

Area affected: 1500744 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-Feb-10_to_2020-Feb-18_341.5_-66.0

Heat wave occuring from February 10 2020 to March 10 2020 at -57.5°S 81.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica
  • French Southern Territories

Duration: 30 days

Time span: February 10 2020 to March 10 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 4.1 °C
  • Maximum temperature anomaly: 7.3 °C
  • Maximum temperature: 14.6 °C

Event center: -57.5°S 81.0°E

Area affected: 5665029 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-Feb-10_to_2020-Mar-10_81.0_-57.5

Heat wave occuring from February 08 2020 to February 11 2020 at -69.0°S 84.5°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: February 08 2020 to February 11 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.1 °C
  • Mean temperature: -14.6 °C
  • Maximum temperature anomaly: 6.5 °C
  • Maximum temperature: -6.0 °C

Event center: -69.0°S 84.5°E

Area affected: 79296 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-Feb-08_to_2020-Feb-11_84.5_-69.0

Cold spell occuring from February 05 2020 to February 11 2020 at -66.0°S 56.5°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: February 05 2020 to February 11 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: -10.2 °C
  • Minimum temperature anomaly: -6.3 °C
  • Minimum temperature: -23.6 °C

Event center: -66.0°S 56.5°E

Area affected: 189559 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-Feb-05_to_2020-Feb-11_56.5_-66.0

Cold spell occuring from February 05 2020 to February 07 2020 at -74.5°S 74.0°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: February 05 2020 to February 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: -32.8 °C
  • Minimum temperature anomaly: -5.8 °C
  • Minimum temperature: -40.6 °C

Event center: -74.5°S 74.0°E

Area affected: 132566 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-Feb-05_to_2020-Feb-07_74.0_-74.5

Cold spell occuring from January 30 2020 to February 03 2020 at -66.0°S 132.0°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: January 30 2020 to February 03 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: -9.4 °C
  • Minimum temperature anomaly: -6.5 °C
  • Minimum temperature: -19.1 °C

Event center: -66.0°S 132.0°E

Area affected: 51174 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-Jan-30_to_2020-Feb-03_132.0_-66.0

Heat wave occuring from January 29 2020 to February 02 2020 at -79.5°S 327.5°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: January 29 2020 to February 02 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 6.4 °C
  • Mean temperature: -9.1 °C
  • Maximum temperature anomaly: 10.0 °C
  • Maximum temperature: -2.3 °C

Event center: -79.5°S 327.5°E

Area affected: 126126 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-Jan-29_to_2020-Feb-02_327.5_-79.5