Category: Extremes affecting Antarctica

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 21 days

Time span: March 17 2021 to April 06 2021

Statistics over entire affected area:

• Mean temperature anomaly: 8.3 °C
• Mean temperature: -35.9 °C
• Maximum temperature anomaly: 16.6 °C
• Maximum temperature: 2.2 °C

Event center: -75.5°S 61.0°E

Area affected: 4187512 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-Mar-17_to_2021-Apr-06_61.0_-75.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 3 days

Time span: March 10 2021 to March 12 2021

Statistics over entire affected area:

• Mean temperature anomaly: 9.1 °C
• Mean temperature: -26.6 °C
• Maximum temperature anomaly: 15.3 °C
• Maximum temperature: -5.2 °C

Event center: -72.0°S 142.5°E

Area affected: 86203 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-Mar-10_to_2021-Mar-12_142.5_-72.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 10 days

Time span: March 09 2021 to March 18 2021

Statistics over entire affected area:

• Mean temperature anomaly: 6.2 °C
• Mean temperature: -5.5 °C
• Maximum temperature anomaly: 14.4 °C
• Maximum temperature: -0.8 °C

Event center: -76.0°S 175.5°E

Area affected: 164665 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-Mar-09_to_2021-Mar-18_175.5_-76.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 6 days

Time span: February 28 2021 to March 05 2021

Statistics over entire affected area:

• Mean temperature anomaly: 3.4 °C
• Mean temperature: 1.3 °C
• Maximum temperature anomaly: 5.6 °C
• Maximum temperature: 3.2 °C

Event center: -65.0°S 304.5°E

Area affected: 81144 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-Feb-28_to_2021-Mar-05_304.5_-65.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 8 days

Time span: February 28 2021 to March 07 2021

Statistics over entire affected area:

• Mean temperature anomaly: 5.0 °C
• Mean temperature: -5.2 °C
• Maximum temperature anomaly: 12.3 °C
• Maximum temperature: -2.9 °C

Event center: -76.0°S 169.0°E

Area affected: 68660 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-Feb-28_to_2021-Mar-07_169.0_-76.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 9 days

Time span: February 28 2021 to March 08 2021

Statistics over entire affected area:

• Mean temperature anomaly: 4.6 °C
• Mean temperature: -7.4 °C
• Maximum temperature anomaly: 9.6 °C
• Maximum temperature: 2.5 °C

Event center: -67.0°S 83.5°E

Area affected: 643251 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-Feb-28_to_2021-Mar-08_83.5_-67.0