Category: Extremes affecting Antarctica

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 16 2022 to April 19 2022

Statistics over entire affected area:

• Mean temperature anomaly: -11.9 °C
• Mean temperature: -43.5 °C
• Minimum temperature anomaly: -15.8 °C
• Minimum temperature: -49.1 °C

Event center: -79.0°S 305.5°E

Area affected: 50054 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_2022-Apr-16_to_2022-Apr-19_305.5_-79.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: April 13 2022 to April 18 2022

Statistics over entire affected area:

• Mean temperature anomaly: -10.6 °C
• Mean temperature: -39.2 °C
• Minimum temperature anomaly: -14.6 °C
• Minimum temperature: -45.1 °C

Event center: -78.5°S 262.5°E

Area affected: 200783 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_2022-Apr-13_to_2022-Apr-18_262.5_-78.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: April 12 2022 to April 17 2022

Statistics over entire affected area:

• Mean temperature anomaly: -8.5 °C
• Mean temperature: -46.0 °C
• Minimum temperature anomaly: -13.9 °C
• Minimum temperature: -55.2 °C

Event center: -86.0°S 244.5°E

Area affected: 181825 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_2022-Apr-12_to_2022-Apr-17_244.5_-86.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 30 days

Time span: April 04 2022 to May 03 2022

Statistics over entire affected area:

• Mean temperature anomaly: -9.5 °C
• Mean temperature: -57.6 °C
• Minimum temperature anomaly: -21.2 °C
• Minimum temperature: -72.1 °C

Event center: -68.5°S 113.0°E

Area affected: 2912977 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_2022-Apr-04_to_2022-May-03_113.0_-68.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 10 days

Time span: April 02 2022 to April 11 2022

Statistics over entire affected area:

• Mean temperature anomaly: -3.1 °C
• Mean temperature: 1.9 °C
• Minimum temperature anomaly: -5.1 °C
• Minimum temperature: -4.3 °C

Event center: -55.5°S 191.0°E

Area affected: 2195227 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_2022-Apr-02_to_2022-Apr-11_191.0_-55.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: March 29 2022 to April 03 2022

Statistics over entire affected area:

• Mean temperature anomaly: -7.4 °C
• Mean temperature: -22.0 °C
• Minimum temperature anomaly: -11.1 °C
• Minimum temperature: -30.5 °C

Event center: -66.5°S 112.0°E

Area affected: 51933 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_2022-Mar-29_to_2022-Apr-03_112.0_-66.5