Category: Cold spells affecting Antarctica

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 37 days

Time span: September 20 2020 to October 26 2020

Statistics over entire affected area:

• Mean temperature anomaly: -8.8 °C
• Mean temperature: -42.9 °C
• Minimum temperature anomaly: -19.9 °C
• Minimum temperature: -65.7 °C

Event center: -81.5°S 297.0°E

Area affected: 3226018 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-Sep-20_to_2020-Oct-26_297.0_-81.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: September 15 2020 to September 17 2020

Statistics over entire affected area:

• Mean temperature anomaly: -11.9 °C
• Mean temperature: -44.6 °C
• Minimum temperature anomaly: -14.8 °C
• Minimum temperature: -47.8 °C

Event center: -79.5°S 243.5°E

Area affected: 51344 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-Sep-15_to_2020-Sep-17_243.5_-79.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: September 13 2020 to September 17 2020

Statistics over entire affected area:

• Mean temperature anomaly: -10.4 °C
• Mean temperature: -37.6 °C
• Minimum temperature anomaly: -13.2 °C
• Minimum temperature: -46.0 °C

Event center: -76.5°S 253.0°E

Area affected: 55242 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-Sep-13_to_2020-Sep-17_253.0_-76.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: August 26 2020 to August 29 2020

Statistics over entire affected area:

• Mean temperature anomaly: -7.8 °C
• Mean temperature: -11.3 °C
• Minimum temperature anomaly: -10.4 °C
• Minimum temperature: -15.1 °C

Event center: -61.0°S 166.0°E

Area affected: 101745 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-26_to_2020-Aug-29_166.0_-61.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 11 days

Time span: August 24 2020 to September 03 2020

Statistics over entire affected area:

• Mean temperature anomaly: -8.4 °C
• Mean temperature: -16.3 °C
• Minimum temperature anomaly: -12.2 °C
• Minimum temperature: -25.7 °C

Event center: -61.5°S 124.0°E

Area affected: 382642 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-24_to_2020-Sep-03_124.0_-61.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: August 16 2020 to August 19 2020

Statistics over entire affected area:

• Mean temperature anomaly: -9.2 °C
• Mean temperature: -45.3 °C
• Minimum temperature anomaly: -13.5 °C
• Minimum temperature: -49.7 °C

Event center: -80.0°S 261.0°E

Area affected: 81976 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-16_to_2020-Aug-19_261.0_-80.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: August 15 2020 to August 18 2020

Statistics over entire affected area:

• Mean temperature anomaly: -8.4 °C
• Mean temperature: -58.2 °C
• Minimum temperature anomaly: -12.0 °C
• Minimum temperature: -71.7 °C

Event center: -73.5°S 33.0°E

Area affected: 220431 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-15_to_2020-Aug-18_33.0_-73.5