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: March 22 2021 to March 24 2021

Statistics over entire affected area:

• Mean temperature anomaly: -3.4 °C
• Mean temperature: -1.8 °C
• Minimum temperature anomaly: -5.3 °C
• Minimum temperature: -5.2 °C

Event center: -61.0°S 185.0°E

Area affected: 702414 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_2021-Mar-22_to_2021-Mar-24_185.0_-61.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: March 14 2021 to March 18 2021

Statistics over entire affected area:

• Mean temperature anomaly: -7.1 °C
• Mean temperature: -52.7 °C
• Minimum temperature anomaly: -9.1 °C
• Minimum temperature: -60.2 °C

Event center: -74.5°S 127.5°E

Area affected: 135552 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_2021-Mar-14_to_2021-Mar-18_127.5_-74.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 13 days

Time span: March 11 2021 to March 23 2021

Statistics over entire affected area:

• Mean temperature anomaly: -8.4 °C
• Mean temperature: -48.2 °C
• Minimum temperature anomaly: -12.8 °C
• Minimum temperature: -64.1 °C

Event center: -76.5°S 80.0°E

Area affected: 1410407 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_2021-Mar-11_to_2021-Mar-23_80.0_-76.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 17 days

Time span: March 02 2021 to March 18 2021

Statistics over entire affected area:

• Mean temperature anomaly: -2.6 °C
• Mean temperature: -4.1 °C
• Minimum temperature anomaly: -6.5 °C
• Minimum temperature: -12.1 °C

Event center: -66.0°S 47.0°E

Area affected: 207928 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_2021-Mar-02_to_2021-Mar-18_47.0_-66.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: February 28 2021 to March 05 2021

Statistics over entire affected area:

• Mean temperature anomaly: -5.8 °C
• Mean temperature: -54.9 °C
• Minimum temperature anomaly: -8.6 °C
• Minimum temperature: -59.2 °C

Event center: -79.5°S 95.0°E

Area affected: 124032 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_2021-Feb-28_to_2021-Mar-05_95.0_-79.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 19 days

Time span: February 20 2021 to March 10 2021

Statistics over entire affected area:

• Mean temperature anomaly: -6.6 °C
• Mean temperature: -34.3 °C
• Minimum temperature anomaly: -10.2 °C
• Minimum temperature: -54.3 °C

Event center: -66.5°S 143.0°E

Area affected: 1422689 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_2021-Feb-20_to_2021-Mar-10_143.0_-66.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 37 days

Time span: February 16 2021 to March 24 2021

Statistics over entire affected area:

• Mean temperature anomaly: -7.0 °C
• Mean temperature: -19.6 °C
• Minimum temperature anomaly: -18.4 °C
• Minimum temperature: -46.4 °C

Event center: -70.0°S 241.5°E

Area affected: 6021336 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_2021-Feb-16_to_2021-Mar-24_241.5_-70.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 8 days

Time span: February 14 2021 to February 21 2021

Statistics over entire affected area:

• Mean temperature anomaly: -5.4 °C
• Mean temperature: -26.1 °C
• Minimum temperature anomaly: -8.2 °C
• Minimum temperature: -33.1 °C

Event center: -80.0°S 278.0°E

Area affected: 118936 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_2021-Feb-14_to_2021-Feb-21_278.0_-80.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: February 05 2021 to February 09 2021

Statistics over entire affected area:

• Mean temperature anomaly: -3.9 °C
• Mean temperature: -11.2 °C
• Minimum temperature anomaly: -8.0 °C
• Minimum temperature: -29.7 °C

Event center: -69.5°S 168.0°E

Area affected: 270976 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_2021-Feb-05_to_2021-Feb-09_168.0_-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: February 04 2021 to February 12 2021

Statistics over entire affected area:

• Mean temperature anomaly: -1.7 °C
• Mean temperature: -0.3 °C
• Minimum temperature anomaly: -3.1 °C
• Minimum temperature: -3.4 °C

Event center: -64.5°S 234.0°E

Area affected: 923375 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_2021-Feb-04_to_2021-Feb-12_234.0_-64.5