Category: Extremes affecting Antarctica

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 12 days

Time span: January 17 2021 to January 28 2021

Statistics over entire affected area:

• Mean temperature anomaly: 4.2 °C
• Mean temperature: -12.8 °C
• Maximum temperature anomaly: 11.3 °C
• Maximum temperature: 2.2 °C

Event center: -73.0°S 174.5°E

Area affected: 3511183 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-Jan-17_to_2021-Jan-28_174.5_-73.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 5 days

Time span: January 16 2021 to January 20 2021

Statistics over entire affected area:

• Mean temperature anomaly: 3.6 °C
• Mean temperature: -1.8 °C
• Maximum temperature anomaly: 6.3 °C
• Maximum temperature: 1.1 °C

Event center: -74.0°S 228.5°E

Area affected: 65178 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-Jan-16_to_2021-Jan-20_228.5_-74.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 8 days

Time span: January 15 2021 to January 22 2021

Statistics over entire affected area:

• Mean temperature anomaly: 2.4 °C
• Mean temperature: 0.2 °C
• Maximum temperature anomaly: 5.3 °C
• Maximum temperature: 2.3 °C

Event center: -70.5°S 265.0°E

Area affected: 296069 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-Jan-15_to_2021-Jan-22_265.0_-70.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 18 days

Time span: January 15 2021 to February 01 2021

Statistics over entire affected area:

• Mean temperature anomaly: 5.3 °C
• Mean temperature: -22.0 °C
• Maximum temperature anomaly: 9.5 °C
• Maximum temperature: 2.1 °C

Event center: -79.0°S 6.0°E

Area affected: 4642986 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-Jan-15_to_2021-Feb-01_6.0_-79.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 10 days

Time span: January 10 2021 to January 19 2021

Statistics over entire affected area:

• Mean temperature anomaly: 0.9 °C
• Mean temperature: 0.6 °C
• Maximum temperature anomaly: 1.3 °C
• Maximum temperature: 1.0 °C

Event center: -66.5°S 0.0°E

Area affected: 1215321 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-Jan-10_to_2021-Jan-19_344.5_-64.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 5 days

Time span: December 26 2020 to December 30 2020

Statistics over entire affected area:

• Mean temperature anomaly: 1.2 °C
• Mean temperature: 1.1 °C
• Maximum temperature anomaly: 2.0 °C
• Maximum temperature: 2.3 °C

Event center: -64.5°S 168.0°E

Area affected: 220728 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-26_to_2020-Dec-30_168.0_-64.5