Category: Extremes affecting South Georgia and the South Sandwich Islands

Heat wave occuring from December 01 2020 to December 03 2020 at -60.0°S 331.0°E

Download data: JSON

Event type: Heat wave

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

  • South Georgia and the South Sandwich Islands

Duration: 3 days

Time span: December 01 2020 to December 03 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 0.5 °C
  • Maximum temperature anomaly: 2.0 °C
  • Maximum temperature: 0.8 °C

Event center: -60.0°S 331.0°E

Area affected: 112906 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-Dec-01_to_2020-Dec-03_331.0_-60.0

Heat wave occuring from November 12 2020 to November 15 2020 at -58.0°S 333.5°E

Download data: JSON

Event type: Heat wave

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

  • South Georgia and the South Sandwich Islands

Duration: 4 days

Time span: November 12 2020 to November 15 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 0.6 °C
  • Maximum temperature anomaly: 4.8 °C
  • Maximum temperature: 1.7 °C

Event center: -58.0°S 333.5°E

Area affected: 498023 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-Nov-12_to_2020-Nov-15_333.5_-58.0

Heat wave occuring from October 10 2020 to October 17 2020 at -53.0°S 311.5°E

Download data: JSON

Event type: Heat wave

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

  • Falkland Islands
  • South Georgia and the South Sandwich Islands

Duration: 8 days

Time span: October 10 2020 to October 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 4.0 °C
  • Maximum temperature anomaly: 3.9 °C
  • Maximum temperature: 9.8 °C

Event center: -53.0°S 311.5°E

Area affected: 896082 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-Oct-10_to_2020-Oct-17_311.5_-53.0

Heat wave occuring from September 22 2020 to October 02 2020 at -44.5°S 322.5°E

Download data: JSON

Event type: Heat wave

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

  • Falkland Islands
  • South Georgia and the South Sandwich Islands

Duration: 11 days

Time span: September 22 2020 to October 02 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 6.8 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 15.3 °C

Event center: -44.5°S 322.5°E

Area affected: 1946434 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-22_to_2020-Oct-02_322.5_-44.5

Cold spell occuring from July 30 2020 to August 01 2020 at -56.0°S 332.5°E

Download data: JSON

Event type: Cold spell

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

  • South Georgia and the South Sandwich Islands

Duration: 3 days

Time span: July 30 2020 to August 01 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: -6.8 °C
  • Minimum temperature anomaly: -12.6 °C
  • Minimum temperature: -19.0 °C

Event center: -56.0°S 332.5°E

Area affected: 300678 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-30_to_2020-Aug-01_332.5_-56.0

Cold spell occuring from July 26 2020 to July 31 2020 at -58.5°S 318.5°E

Download data: JSON

Event type: Cold spell

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

  • South Georgia and the South Sandwich Islands

Duration: 6 days

Time span: July 26 2020 to July 31 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -9.9 °C
  • Mean temperature: -16.2 °C
  • Minimum temperature anomaly: -13.7 °C
  • Minimum temperature: -24.5 °C

Event center: -58.5°S 318.5°E

Area affected: 436116 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-Jul-31_318.5_-58.5

Cold spell occuring from June 27 2020 to July 08 2020 at -58.5°S 323.5°E

Download data: JSON

Event type: Cold spell

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

  • South Georgia and the South Sandwich Islands

Duration: 12 days

Time span: June 27 2020 to July 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: -1.7 °C
  • Minimum temperature anomaly: -12.1 °C
  • Minimum temperature: -19.3 °C

Event center: -58.5°S 323.5°E

Area affected: 1999087 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-Jun-27_to_2020-Jul-08_323.5_-58.5