Category: Heat waves affecting Antarctica

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 4 days

Time span: September 24 2023 to September 27 2023

Statistics over entire affected area:

• Mean temperature anomaly: 7.6 °C
• Mean temperature: -47.0 °C
• Maximum temperature anomaly: 10.2 °C
• Maximum temperature: -44.2 °C

Event center: -80.0°S 111.0°E

Area affected: 233423 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_2023-Sep-24_to_2023-Sep-27_111.0_-80.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 3 days

Time span: September 24 2023 to September 26 2023

Statistics over entire affected area:

• Mean temperature anomaly: 5.0 °C
• Mean temperature: -1.3 °C
• Maximum temperature anomaly: 6.4 °C
• Maximum temperature: -0.1 °C

Event center: -61.0°S 88.5°E

Area affected: 57765 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_2023-Sep-24_to_2023-Sep-26_88.5_-61.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 4 days

Time span: September 10 2023 to September 13 2023

Statistics over entire affected area:

• Mean temperature anomaly: 8.3 °C
• Mean temperature: -24.7 °C
• Maximum temperature anomaly: 12.1 °C
• Maximum temperature: -17.9 °C

Event center: -80.5°S 280.0°E

Area affected: 60357 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_2023-Sep-10_to_2023-Sep-13_280.0_-80.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 12 days

Time span: September 06 2023 to September 17 2023

Statistics over entire affected area:

• Mean temperature anomaly: 8.6 °C
• Mean temperature: -12.2 °C
• Maximum temperature anomaly: 18.1 °C
• Maximum temperature: 0.6 °C

Event center: -65.5°S 43.5°E

Area affected: 2178877 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_2023-Sep-06_to_2023-Sep-17_43.5_-65.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 5 days

Time span: September 05 2023 to September 09 2023

Statistics over entire affected area:

• Mean temperature anomaly: 12.1 °C
• Mean temperature: -7.3 °C
• Maximum temperature anomaly: 19.5 °C
• Maximum temperature: 0.2 °C

Event center: -71.0°S 298.0°E

Area affected: 277401 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_2023-Sep-05_to_2023-Sep-09_298.0_-71.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 4 days

Time span: September 03 2023 to September 06 2023

Statistics over entire affected area:

• Mean temperature anomaly: 4.6 °C
• Mean temperature: 3.6 °C
• Maximum temperature anomaly: 10.8 °C
• Maximum temperature: 7.7 °C

Event center: -57.5°S 165.5°E

Area affected: 991822 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_2023-Sep-03_to_2023-Sep-06_165.5_-57.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 6 days

Time span: September 02 2023 to September 07 2023

Statistics over entire affected area:

• Mean temperature anomaly: 10.5 °C
• Mean temperature: -29.7 °C
• Maximum temperature anomaly: 13.7 °C
• Maximum temperature: -13.3 °C

Event center: -74.0°S 348.5°E

Area affected: 90371 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_2023-Sep-02_to_2023-Sep-07_348.5_-74.0

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 3 days

Time span: September 02 2023 to September 04 2023

Statistics over entire affected area:

• Mean temperature anomaly: 10.6 °C
• Mean temperature: -9.1 °C
• Maximum temperature anomaly: 13.8 °C
• Maximum temperature: -6.4 °C

Event center: -70.5°S 339.5°E

Area affected: 123063 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_2023-Sep-02_to_2023-Sep-04_339.5_-70.5

Download data: JSON

Event type: Heat wave

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

• Antarctica

Duration: 6 days

Time span: August 21 2023 to August 26 2023

Statistics over entire affected area:

• Mean temperature anomaly: 10.0 °C
• Mean temperature: -26.6 °C
• Maximum temperature anomaly: 20.3 °C
• Maximum temperature: -2.1 °C

Event center: -71.0°S 26.0°E

Area affected: 1528868 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_2023-Aug-21_to_2023-Aug-26_26.0_-71.0