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 24 2023 to November 27 2023

Statistics over entire affected area:

• Mean temperature anomaly: -4.5 °C
• Mean temperature: -31.1 °C
• Minimum temperature anomaly: -5.5 °C
• Minimum temperature: -36.2 °C

Event center: -73.0°S 58.5°E

Area affected: 67171 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-24_to_2023-Nov-27_58.5_-73.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 9 days

Time span: November 23 2023 to December 01 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.1 °C
• Mean temperature: -15.5 °C
• Minimum temperature anomaly: -8.4 °C
• Minimum temperature: -19.7 °C

Event center: -78.0°S 175.5°E

Area affected: 241302 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-23_to_2023-Dec-01_175.5_-78.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 12 days

Time span: November 19 2023 to November 30 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.8 °C
• Mean temperature: -17.8 °C
• Minimum temperature anomaly: -9.6 °C
• Minimum temperature: -20.4 °C

Event center: -84.5°S 206.5°E

Area affected: 113075 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-19_to_2023-Nov-30_206.5_-84.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 21 days

Time span: November 06 2023 to November 26 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.9 °C
• Mean temperature: -38.9 °C
• Minimum temperature anomaly: -10.9 °C
• Minimum temperature: -52.6 °C

Event center: -75.0°S 103.0°E

Area affected: 5246981 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-06_to_2023-Nov-26_103.0_-75.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: November 05 2023 to November 07 2023

Statistics over entire affected area:

• Mean temperature anomaly: -4.4 °C
• Mean temperature: -7.2 °C
• Minimum temperature anomaly: -5.9 °C
• Minimum temperature: -9.2 °C

Event center: -66.0°S 270.5°E

Area affected: 90070 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-05_to_2023-Nov-07_270.5_-66.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 14 days

Time span: November 04 2023 to November 17 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.3 °C
• Mean temperature: -16.5 °C
• Minimum temperature anomaly: -10.5 °C
• Minimum temperature: -33.7 °C

Event center: -75.0°S 220.0°E

Area affected: 1368861 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-04_to_2023-Nov-17_220.0_-75.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 12 days

Time span: November 02 2023 to November 13 2023

Statistics over entire affected area:

• Mean temperature anomaly: -5.0 °C
• Mean temperature: -13.6 °C
• Minimum temperature anomaly: -8.7 °C
• Minimum temperature: -28.1 °C

Event center: -69.0°S 38.5°E

Area affected: 523114 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-02_to_2023-Nov-13_38.5_-69.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: November 01 2023 to November 03 2023

Statistics over entire affected area:

• Mean temperature anomaly: -6.1 °C
• Mean temperature: -30.5 °C
• Minimum temperature anomaly: -8.2 °C
• Minimum temperature: -41.1 °C

Event center: -66.5°S 106.5°E

Area affected: 172891 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-01_to_2023-Nov-03_106.5_-66.5

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 26 2023 to October 29 2023

Statistics over entire affected area:

• Mean temperature anomaly: -4.6 °C
• Mean temperature: -7.2 °C
• Minimum temperature anomaly: -8.9 °C
• Minimum temperature: -20.0 °C

Event center: -62.0°S 302.0°E

Area affected: 158344 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-26_to_2023-Oct-29_302.0_-62.0