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: 9 days

Time span: January 25 2023 to February 02 2023

Statistics over entire affected area:

• Mean temperature anomaly: -3.6 °C
• Mean temperature: -5.5 °C
• Minimum temperature anomaly: -9.2 °C
• Minimum temperature: -18.0 °C

Event center: -71.0°S 302.0°E

Area affected: 831368 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-Jan-25_to_2023-Feb-02_302.0_-71.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: January 23 2023 to January 27 2023

Statistics over entire affected area:

• Mean temperature anomaly: -1.1 °C
• Mean temperature: -2.7 °C
• Minimum temperature anomaly: -3.6 °C
• Minimum temperature: -14.7 °C

Event center: -71.5°S 172.0°E

Area affected: 56386 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-Jan-23_to_2023-Jan-27_172.0_-71.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: January 20 2023 to January 26 2023

Statistics over entire affected area:

• Mean temperature anomaly: -2.0 °C
• Mean temperature: 1.5 °C
• Minimum temperature anomaly: -3.3 °C
• Minimum temperature: -1.8 °C

Event center: -58.5°S 196.0°E

Area affected: 1330020 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-Jan-20_to_2023-Jan-26_196.0_-58.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 38 days

Time span: January 09 2023 to February 15 2023

Statistics over entire affected area:

• Mean temperature anomaly: -2.2 °C
• Mean temperature: 3.1 °C
• Minimum temperature anomaly: -9.4 °C
• Minimum temperature: -20.4 °C

Event center: -61.0°S 235.0°E

Area affected: 9655095 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-Jan-09_to_2023-Feb-15_235.0_-61.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: January 05 2023 to January 10 2023

Statistics over entire affected area:

• Mean temperature anomaly: -3.4 °C
• Mean temperature: -20.1 °C
• Minimum temperature anomaly: -5.1 °C
• Minimum temperature: -30.4 °C

Event center: -71.5°S 72.0°E

Area affected: 208788 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-Jan-05_to_2023-Jan-10_72.0_-71.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 9 days

Time span: January 05 2023 to January 13 2023

Statistics over entire affected area:

• Mean temperature anomaly: -1.0 °C
• Mean temperature: -1.6 °C
• Minimum temperature anomaly: -4.1 °C
• Minimum temperature: -8.1 °C

Event center: -68.0°S 29.0°E

Area affected: 660973 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-Jan-05_to_2023-Jan-13_29.0_-68.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 8 days

Time span: January 01 2023 to January 08 2023

Statistics over entire affected area:

• Mean temperature anomaly: -1.9 °C
• Mean temperature: 1.8 °C
• Minimum temperature anomaly: -3.5 °C
• Minimum temperature: -2.3 °C

Event center: -60.0°S 231.5°E

Area affected: 2493220 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-Jan-01_to_2023-Jan-08_231.5_-60.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: December 29 2022 to January 02 2023

Statistics over entire affected area:

• Mean temperature anomaly: -4.6 °C
• Mean temperature: -24.4 °C
• Minimum temperature anomaly: -6.1 °C
• Minimum temperature: -27.3 °C

Event center: -73.5°S 163.0°E

Area affected: 106989 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-Dec-29_to_2023-Jan-02_163.0_-73.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: December 26 2022 to December 30 2022

Statistics over entire affected area:

• Mean temperature anomaly: -1.2 °C
• Mean temperature: -1.4 °C
• Minimum temperature anomaly: -1.9 °C
• Minimum temperature: -2.0 °C

Event center: -64.5°S 238.0°E

Area affected: 86491 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-Dec-26_to_2022-Dec-30_238.0_-64.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 63 days

Time span: December 24 2022 to February 24 2023

Statistics over entire affected area:

• Mean temperature anomaly: -4.5 °C
• Mean temperature: -28.9 °C
• Minimum temperature anomaly: -9.2 °C
• Minimum temperature: -49.1 °C

Event center: -85.0°S 172.0°E

Area affected: 9850039 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-Dec-24_to_2023-Feb-24_172.0_-85.0