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: 4 days

Time span: November 30 2022 to December 03 2022

Statistics over entire affected area:

• Mean temperature anomaly: -4.4 °C
• Mean temperature: -38.9 °C
• Minimum temperature anomaly: -5.6 °C
• Minimum temperature: -40.8 °C

Event center: -80.0°S 35.5°E

Area affected: 75240 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-Nov-30_to_2022-Dec-03_35.5_-80.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 11 days

Time span: November 23 2022 to December 03 2022

Statistics over entire affected area:

• Mean temperature anomaly: -4.2 °C
• Mean temperature: -18.2 °C
• Minimum temperature anomaly: -6.7 °C
• Minimum temperature: -35.9 °C

Event center: -69.5°S 47.5°E

Area affected: 766193 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-Nov-23_to_2022-Dec-03_47.5_-69.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 9 days

Time span: November 12 2022 to November 20 2022

Statistics over entire affected area:

• Mean temperature anomaly: -4.1 °C
• Mean temperature: -9.0 °C
• Minimum temperature anomaly: -9.3 °C
• Minimum temperature: -18.0 °C

Event center: -66.0°S 100.5°E

Area affected: 144305 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-Nov-12_to_2022-Nov-20_100.5_-66.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 29 days

Time span: October 29 2022 to November 26 2022

Statistics over entire affected area:

• Mean temperature anomaly: -6.6 °C
• Mean temperature: -33.8 °C
• Minimum temperature anomaly: -18.8 °C
• Minimum temperature: -53.4 °C

Event center: -84.0°S 203.5°E

Area affected: 10767798 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-Oct-29_to_2022-Nov-26_203.5_-84.0

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 21 2022 to October 26 2022

Statistics over entire affected area:

• Mean temperature anomaly: -5.1 °C
• Mean temperature: -47.0 °C
• Minimum temperature anomaly: -6.4 °C
• Minimum temperature: -49.7 °C

Event center: -78.0°S 145.5°E

Area affected: 60953 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-Oct-21_to_2022-Oct-26_145.5_-78.0

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 2022 to October 26 2022

Statistics over entire affected area:

• Mean temperature anomaly: -6.2 °C
• Mean temperature: -15.6 °C
• Minimum temperature anomaly: -9.7 °C
• Minimum temperature: -25.0 °C

Event center: -72.0°S 242.0°E

Area affected: 98373 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-Oct-20_to_2022-Oct-26_242.0_-72.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 16 days

Time span: October 15 2022 to October 30 2022

Statistics over entire affected area:

• Mean temperature anomaly: -6.3 °C
• Mean temperature: -10.5 °C
• Minimum temperature anomaly: -9.7 °C
• Minimum temperature: -17.1 °C

Event center: -66.0°S 256.5°E

Area affected: 1662597 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-Oct-15_to_2022-Oct-30_256.5_-66.0

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 13 2022 to October 19 2022

Statistics over entire affected area:

• Mean temperature anomaly: -6.2 °C
• Mean temperature: -8.7 °C
• Minimum temperature anomaly: -10.7 °C
• Minimum temperature: -17.0 °C

Event center: -63.0°S 233.5°E

Area affected: 1906579 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-Oct-13_to_2022-Oct-19_233.5_-63.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 16 days

Time span: October 10 2022 to October 25 2022

Statistics over entire affected area:

• Mean temperature anomaly: -9.4 °C
• Mean temperature: -33.1 °C
• Minimum temperature anomaly: -17.2 °C
• Minimum temperature: -41.6 °C

Event center: -78.5°S 202.5°E

Area affected: 986767 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-Oct-10_to_2022-Oct-25_202.5_-78.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 12 days

Time span: September 18 2022 to September 29 2022

Statistics over entire affected area:

• Mean temperature anomaly: -4.5 °C
• Mean temperature: -3.6 °C
• Minimum temperature anomaly: -10.6 °C
• Minimum temperature: -16.6 °C

Event center: -61.5°S 229.0°E

Area affected: 2953232 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-Sep-18_to_2022-Sep-29_229.0_-61.5