Category: Extremes affecting Antarctica

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 9 days

Time span: December 07 2021 to December 15 2021

Statistics over entire affected area:

• Mean temperature anomaly: 3.2 °C
• Mean temperature: -0.1 °C
• Maximum temperature anomaly: 7.4 °C
• Maximum temperature: 7.1 °C

Event center: -66.0°S 300.5°E

Area affected: 727208 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_2021-Dec-07_to_2021-Dec-15_300.5_-66.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 4 days

Time span: December 06 2021 to December 09 2021

Statistics over entire affected area:

• Mean temperature anomaly: 4.5 °C
• Mean temperature: -25.5 °C
• Maximum temperature anomaly: 6.6 °C
• Maximum temperature: -7.1 °C

Event center: -80.5°S 31.5°E

Area affected: 499571 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_2021-Dec-06_to_2021-Dec-09_31.5_-80.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 32 days

Time span: November 28 2021 to December 29 2021

Statistics over entire affected area:

• Mean temperature anomaly: 5.5 °C
• Mean temperature: -19.4 °C
• Maximum temperature anomaly: 15.1 °C
• Maximum temperature: 3.7 °C

Event center: -77.0°S 119.0°E

Area affected: 9706527 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_2021-Nov-28_to_2021-Dec-29_119.0_-77.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 7 days

Time span: November 27 2021 to December 03 2021

Statistics over entire affected area:

• Mean temperature anomaly: 2.9 °C
• Mean temperature: -0.5 °C
• Maximum temperature anomaly: 3.4 °C
• Maximum temperature: -0.1 °C

Event center: -69.5°S 328.0°E

Area affected: 111432 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_2021-Nov-27_to_2021-Dec-03_328.0_-69.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 3 days

Time span: November 27 2021 to November 29 2021

Statistics over entire affected area:

• Mean temperature anomaly: 3.3 °C
• Mean temperature: -0.8 °C
• Maximum temperature anomaly: 3.9 °C
• Maximum temperature: -0.1 °C

Event center: -71.5°S 315.0°E

Area affected: 70775 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_2021-Nov-27_to_2021-Nov-29_315.0_-71.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 34 days

Time span: November 26 2021 to December 29 2021

Statistics over entire affected area:

• Mean temperature anomaly: 2.1 °C
• Mean temperature: 4.5 °C
• Maximum temperature anomaly: 5.1 °C
• Maximum temperature: 18.5 °C

Event center: -58.0°S 338.0°E

Area affected: 8539823 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_2021-Nov-26_to_2021-Dec-29_338.0_-58.0