Category: Extremes affecting Antarctica

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 28 days

Time span: February 26 2021 to March 25 2021

Statistics over entire affected area:

• Mean temperature anomaly: 7.7 °C
• Mean temperature: -13.6 °C
• Maximum temperature anomaly: 19.7 °C
• Maximum temperature: 10.2 °C

Event center: -74.5°S 358.5°E

Area affected: 10597780 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-26_to_2021-Mar-25_4.5_-75.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 4 days

Time span: February 23 2021 to February 26 2021

Statistics over entire affected area:

• Mean temperature anomaly: 6.1 °C
• Mean temperature: -31.1 °C
• Maximum temperature anomaly: 8.1 °C
• Maximum temperature: -28.0 °C

Event center: -74.5°S 85.0°E

Area affected: 75772 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-23_to_2021-Feb-26_85.0_-74.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 5 days

Time span: February 21 2021 to February 25 2021

Statistics over entire affected area:

• Mean temperature anomaly: 6.8 °C
• Mean temperature: -5.0 °C
• Maximum temperature anomaly: 11.0 °C
• Maximum temperature: -2.1 °C

Event center: -75.5°S 334.5°E

Area affected: 125130 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-21_to_2021-Feb-25_334.5_-75.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 10 days

Time span: February 11 2021 to February 20 2021

Statistics over entire affected area:

• Mean temperature anomaly: 6.4 °C
• Mean temperature: -22.7 °C
• Maximum temperature anomaly: 11.8 °C
• Maximum temperature: -0.3 °C

Event center: -74.0°S 167.5°E

Area affected: 1163304 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-11_to_2021-Feb-20_167.5_-74.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 4 days

Time span: February 08 2021 to February 11 2021

Statistics over entire affected area:

• Mean temperature anomaly: 3.8 °C
• Mean temperature: -0.8 °C
• Maximum temperature anomaly: 8.2 °C
• Maximum temperature: 0.6 °C

Event center: -74.0°S 278.5°E

Area affected: 165170 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-08_to_2021-Feb-11_278.5_-74.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 14 days

Time span: February 08 2021 to February 21 2021

Statistics over entire affected area:

• Mean temperature anomaly: 2.1 °C
• Mean temperature: 1.6 °C
• Maximum temperature anomaly: 8.9 °C
• Maximum temperature: 10.3 °C

Event center: -64.5°S 321.5°E

Area affected: 2595818 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-08_to_2021-Feb-21_321.5_-64.5