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: 6 days

Time span: October 25 2023 to October 30 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.7 °C
• Mean temperature: -34.0 °C
• Minimum temperature anomaly: -9.2 °C
• Minimum temperature: -41.0 °C

Event center: -83.5°S 299.0°E

Area affected: 107261 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_2023-Oct-25_to_2023-Oct-30_299.0_-83.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: October 25 2023 to October 28 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.5 °C
• Mean temperature: -46.0 °C
• Minimum temperature anomaly: -7.1 °C
• Minimum temperature: -50.2 °C

Event center: -88.5°S 359.5°E

Area affected: 120201 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_2023-Oct-25_to_2023-Oct-28_37.5_-88.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 9 days

Time span: October 22 2023 to October 30 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.9 °C
• Mean temperature: -12.3 °C
• Minimum temperature anomaly: -9.5 °C
• Minimum temperature: -39.9 °C

Event center: -61.5°S 155.0°E

Area affected: 2175949 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_2023-Oct-22_to_2023-Oct-30_155.0_-61.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: October 19 2023 to October 21 2023

Statistics over entire affected area:

• Mean temperature anomaly: -7.6 °C
• Mean temperature: -27.5 °C
• Minimum temperature anomaly: -11.9 °C
• Minimum temperature: -34.8 °C

Event center: -73.5°S 277.5°E

Area affected: 60824 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_2023-Oct-19_to_2023-Oct-21_277.5_-73.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: October 18 2023 to October 21 2023

Statistics over entire affected area:

• Mean temperature anomaly: -7.1 °C
• Mean temperature: -15.7 °C
• Minimum temperature anomaly: -9.7 °C
• Minimum temperature: -21.6 °C

Event center: -71.0°S 263.5°E

Area affected: 66185 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_2023-Oct-18_to_2023-Oct-21_263.5_-71.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 13 days

Time span: October 16 2023 to October 28 2023

Statistics over entire affected area:

• Mean temperature anomaly: -8.1 °C
• Mean temperature: -26.7 °C
• Minimum temperature anomaly: -17.4 °C
• Minimum temperature: -43.4 °C

Event center: -83.5°S 261.0°E

Area affected: 3642582 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_2023-Oct-16_to_2023-Oct-28_261.0_-83.5

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 13 2023 to October 17 2023

Statistics over entire affected area:

• Mean temperature anomaly: -6.8 °C
• Mean temperature: -51.4 °C
• Minimum temperature anomaly: -9.3 °C
• Minimum temperature: -58.1 °C

Event center: -71.0°S 132.0°E

Area affected: 200895 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_2023-Oct-13_to_2023-Oct-17_132.0_-71.0

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 13 2023 to October 23 2023

Statistics over entire affected area:

• Mean temperature anomaly: -6.8 °C
• Mean temperature: -39.0 °C
• Minimum temperature anomaly: -13.8 °C
• Minimum temperature: -61.5 °C

Event center: -66.0°S 87.0°E

Area affected: 1912249 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_2023-Oct-13_to_2023-Oct-23_87.0_-66.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: October 07 2023 to October 11 2023

Statistics over entire affected area:

• Mean temperature anomaly: -8.4 °C
• Mean temperature: -18.6 °C
• Minimum temperature anomaly: -13.0 °C
• Minimum temperature: -25.4 °C

Event center: -63.5°S 302.5°E

Area affected: 254124 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_2023-Oct-07_to_2023-Oct-11_302.5_-63.5

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 05 2023 to October 09 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.2 °C
• Mean temperature: -6.9 °C
• Minimum temperature anomaly: -11.0 °C
• Minimum temperature: -19.5 °C

Event center: -69.5°S 277.0°E

Area affected: 825584 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_2023-Oct-05_to_2023-Oct-09_277.0_-69.5