Category: Cold spells affecting Antarctica

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: November 11 2021 to November 17 2021

Statistics over entire affected area:

• Mean temperature anomaly: -6.1 °C
• Mean temperature: -40.5 °C
• Minimum temperature anomaly: -8.0 °C
• Minimum temperature: -44.5 °C

Event center: -74.0°S 11.5°E

Area affected: 119653 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_2021-Nov-11_to_2021-Nov-17_11.5_-74.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: November 09 2021 to November 12 2021

Statistics over entire affected area:

• Mean temperature anomaly: -5.6 °C
• Mean temperature: -25.2 °C
• Minimum temperature anomaly: -8.4 °C
• Minimum temperature: -37.3 °C

Event center: -65.5°S 104.5°E

Area affected: 93253 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_2021-Nov-09_to_2021-Nov-12_104.5_-65.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: November 08 2021 to November 12 2021

Statistics over entire affected area:

• Mean temperature anomaly: -4.9 °C
• Mean temperature: -13.3 °C
• Minimum temperature anomaly: -7.1 °C
• Minimum temperature: -16.7 °C

Event center: -66.5°S 126.5°E

Area affected: 59185 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_2021-Nov-08_to_2021-Nov-12_126.5_-66.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 17 days

Time span: November 04 2021 to November 20 2021

Statistics over entire affected area:

• Mean temperature anomaly: -6.4 °C
• Mean temperature: -24.4 °C
• Minimum temperature anomaly: -9.6 °C
• Minimum temperature: -31.9 °C

Event center: -80.0°S 195.0°E

Area affected: 139058 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_2021-Nov-04_to_2021-Nov-20_195.0_-80.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 17 days

Time span: November 03 2021 to November 19 2021

Statistics over entire affected area:

• Mean temperature anomaly: -6.4 °C
• Mean temperature: -41.9 °C
• Minimum temperature anomaly: -10.7 °C
• Minimum temperature: -53.7 °C

Event center: -82.0°S 75.5°E

Area affected: 3607819 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_2021-Nov-03_to_2021-Nov-19_75.5_-82.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 11 days

Time span: October 22 2021 to November 01 2021

Statistics over entire affected area:

• Mean temperature anomaly: -5.1 °C
• Mean temperature: -7.9 °C
• Minimum temperature anomaly: -9.1 °C
• Minimum temperature: -18.5 °C

Event center: -64.0°S 238.0°E

Area affected: 3611348 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_2021-Oct-22_to_2021-Nov-01_238.0_-64.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: October 20 2021 to October 26 2021

Statistics over entire affected area:

• Mean temperature anomaly: -7.8 °C
• Mean temperature: -36.7 °C
• Minimum temperature anomaly: -14.4 °C
• Minimum temperature: -45.9 °C

Event center: -77.5°S 354.0°E

Area affected: 242611 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_2021-Oct-20_to_2021-Oct-26_354.0_-77.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: October 20 2021 to October 24 2021

Statistics over entire affected area:

• Mean temperature anomaly: -3.4 °C
• Mean temperature: 2.2 °C
• Minimum temperature anomaly: -7.3 °C
• Minimum temperature: -12.0 °C

Event center: -47.5°S 203.5°E

Area affected: 2293690 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_2021-Oct-20_to_2021-Oct-24_203.5_-47.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: October 19 2021 to October 24 2021

Statistics over entire affected area:

• Mean temperature anomaly: -5.8 °C
• Mean temperature: -35.2 °C
• Minimum temperature anomaly: -8.0 °C
• Minimum temperature: -40.5 °C

Event center: -80.0°S 272.0°E

Area affected: 99298 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_2021-Oct-19_to_2021-Oct-24_272.0_-80.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: October 19 2021 to October 24 2021

Statistics over entire affected area:

• Mean temperature anomaly: -7.3 °C
• Mean temperature: -49.5 °C
• Minimum temperature anomaly: -10.1 °C
• Minimum temperature: -57.6 °C

Event center: -84.5°S 133.0°E

Area affected: 75402 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_2021-Oct-19_to_2021-Oct-24_133.0_-84.5