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: 3 days

Time span: December 27 2023 to December 29 2023

Statistics over entire affected area:

• Mean temperature anomaly: -1.6 °C
• Mean temperature: 0.8 °C
• Minimum temperature anomaly: -2.4 °C
• Minimum temperature: 0.1 °C

Event center: -59.5°S 292.5°E

Area affected: 63547 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-Dec-27_to_2023-Dec-29_292.5_-59.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 10 days

Time span: December 19 2023 to December 28 2023

Statistics over entire affected area:

• Mean temperature anomaly: -1.5 °C
• Mean temperature: -2.6 °C
• Minimum temperature anomaly: -5.3 °C
• Minimum temperature: -10.7 °C

Event center: -68.0°S 338.0°E

Area affected: 1279887 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-Dec-19_to_2023-Dec-28_338.0_-68.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 9 days

Time span: December 19 2023 to December 27 2023

Statistics over entire affected area:

• Mean temperature anomaly: -4.1 °C
• Mean temperature: -22.4 °C
• Minimum temperature anomaly: -5.5 °C
• Minimum temperature: -29.0 °C

Event center: -74.5°S 351.0°E

Area affected: 426493 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-Dec-19_to_2023-Dec-27_351.0_-74.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: December 16 2023 to December 22 2023

Statistics over entire affected area:

• Mean temperature anomaly: -3.4 °C
• Mean temperature: -12.9 °C
• Minimum temperature anomaly: -6.6 °C
• Minimum temperature: -31.0 °C

Event center: -69.5°S 39.5°E

Area affected: 426119 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-Dec-16_to_2023-Dec-22_39.5_-69.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 45 days

Time span: December 16 2023 to January 29 2024

Statistics over entire affected area:

• Mean temperature anomaly: -4.2 °C
• Mean temperature: -30.2 °C
• Minimum temperature anomaly: -8.0 °C
• Minimum temperature: -39.3 °C

Event center: -69.5°S 40.0°E

Area affected: 7001376 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-Dec-16_to_2024-Jan-29_40.0_-69.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 24 days

Time span: December 09 2023 to January 01 2024

Statistics over entire affected area:

• Mean temperature anomaly: -4.2 °C
• Mean temperature: -16.5 °C
• Minimum temperature anomaly: -7.9 °C
• Minimum temperature: -32.5 °C

Event center: -84.0°S 216.5°E

Area affected: 1396508 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-Dec-09_to_2024-Jan-01_216.5_-84.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 8 days

Time span: December 08 2023 to December 15 2023

Statistics over entire affected area:

• Mean temperature anomaly: -1.7 °C
• Mean temperature: -2.4 °C
• Minimum temperature anomaly: -2.7 °C
• Minimum temperature: -5.0 °C

Event center: -66.5°S 170.0°E

Area affected: 713202 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-Dec-08_to_2023-Dec-15_170.0_-66.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: December 05 2023 to December 10 2023

Statistics over entire affected area:

• Mean temperature anomaly: -3.9 °C
• Mean temperature: -17.5 °C
• Minimum temperature anomaly: -6.0 °C
• Minimum temperature: -27.6 °C

Event center: -84.0°S 244.0°E

Area affected: 146499 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-Dec-05_to_2023-Dec-10_244.0_-84.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: November 28 2023 to December 04 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.1 °C
• Mean temperature: -30.2 °C
• Minimum temperature anomaly: -7.0 °C
• Minimum temperature: -33.7 °C

Event center: -80.0°S 359.5°E

Area affected: 493572 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-Nov-28_to_2023-Dec-04_1.0_-79.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: November 27 2023 to November 30 2023

Statistics over entire affected area:

• Mean temperature anomaly: -3.6 °C
• Mean temperature: -6.8 °C
• Minimum temperature anomaly: -5.2 °C
• Minimum temperature: -9.2 °C

Event center: -66.5°S 152.5°E

Area affected: 126328 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-Nov-27_to_2023-Nov-30_152.5_-66.5