Category: Extremes affecting Antarctica

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 10 days

Time span: August 14 2022 to August 23 2022

Statistics over entire affected area:

• Mean temperature anomaly: -9.3 °C
• Mean temperature: -23.1 °C
• Minimum temperature anomaly: -22.9 °C
• Minimum temperature: -44.3 °C

Event center: -66.0°S 112.5°E

Area affected: 899561 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: Cold_spell_2022-Aug-14_to_2022-Aug-23_112.5_-66.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: August 13 2022 to August 15 2022

Statistics over entire affected area:

• Mean temperature anomaly: -9.1 °C
• Mean temperature: -48.5 °C
• Minimum temperature anomaly: -11.7 °C
• Minimum temperature: -54.1 °C

Event center: -77.5°S 341.0°E

Area affected: 69968 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: Cold_spell_2022-Aug-13_to_2022-Aug-15_341.0_-77.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: August 12 2022 to August 18 2022

Statistics over entire affected area:

• Mean temperature anomaly: -9.6 °C
• Mean temperature: -15.4 °C
• Minimum temperature anomaly: -16.1 °C
• Minimum temperature: -27.2 °C

Event center: -62.0°S 195.0°E

Area affected: 1121794 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: Cold_spell_2022-Aug-12_to_2022-Aug-18_195.0_-62.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: August 11 2022 to August 15 2022

Statistics over entire affected area:

• Mean temperature anomaly: -9.0 °C
• Mean temperature: -69.1 °C
• Minimum temperature anomaly: -11.2 °C
• Minimum temperature: -71.6 °C

Event center: -78.5°S 47.5°E

Area affected: 50973 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: Cold_spell_2022-Aug-11_to_2022-Aug-15_47.5_-78.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: August 10 2022 to August 15 2022

Statistics over entire affected area:

• Mean temperature anomaly: -9.5 °C
• Mean temperature: -31.4 °C
• Minimum temperature anomaly: -17.9 °C
• Minimum temperature: -47.8 °C

Event center: -74.5°S 339.5°E

Area affected: 164054 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: Cold_spell_2022-Aug-10_to_2022-Aug-15_339.5_-74.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: August 07 2022 to August 09 2022

Statistics over entire affected area:

• Mean temperature anomaly: -7.6 °C
• Mean temperature: -10.9 °C
• Minimum temperature anomaly: -10.2 °C
• Minimum temperature: -14.7 °C

Event center: -61.5°S 202.5°E

Area affected: 126982 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: Cold_spell_2022-Aug-07_to_2022-Aug-09_202.5_-61.5