Category: Cold spells affecting South Georgia and the South Sandwich Islands

Cold spell occuring from January 19 2025 to January 23 2025 at -55.0°S 305.5°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: 5 days

Time span: January 19 2025 to January 23 2025

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 1.4 °C
  • Minimum temperature anomaly: -3.1 °C
  • Minimum temperature: -1.9 °C

Event center: -55.0°S 305.5°E

Area affected: 563278 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_2025-Jan-19_to_2025-Jan-23_305.5_-55.0

Cold spell occuring from August 22 2024 to August 26 2024 at -56.0°S 334.0°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: 5 days

Time span: August 22 2024 to August 26 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -8.9 °C
  • Mean temperature: -14.8 °C
  • Minimum temperature anomaly: -12.0 °C
  • Minimum temperature: -20.9 °C

Event center: -56.0°S 334.0°E

Area affected: 166693 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_2024-Aug-22_to_2024-Aug-26_334.0_-56.0

Cold spell occuring from December 28 2023 to January 03 2024 at -54.5°S 312.0°E

Download data: JSON

Event type: Cold spell

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

  • Falkland Islands
  • South Georgia and the South Sandwich Islands

Duration: 7 days

Time span: December 28 2023 to January 03 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 1.9 °C
  • Minimum temperature anomaly: -5.3 °C
  • Minimum temperature: -3.4 °C

Event center: -54.5°S 312.0°E

Area affected: 1735734 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_2023-Dec-28_to_2024-Jan-03_312.0_-54.5

Cold spell occuring from July 25 2021 to July 31 2021 at -57.0°S 351.0°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: 7 days

Time span: July 25 2021 to July 31 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -5.9 °C
  • Mean temperature: -8.6 °C
  • Minimum temperature anomaly: -13.0 °C
  • Minimum temperature: -26.0 °C

Event center: -57.0°S 351.0°E

Area affected: 1426237 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_2021-Jul-25_to_2021-Jul-31_351.0_-57.0

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