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: 8 days

Time span: May 01 2021 to May 08 2021

Statistics over entire affected area:

• Mean temperature anomaly: -7.8 °C
• Mean temperature: -48.6 °C
• Minimum temperature anomaly: -11.8 °C
• Minimum temperature: -61.5 °C

Event center: -70.0°S 59.0°E

Area affected: 265948 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-May-01_to_2021-May-08_59.0_-70.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 23 days

Time span: April 30 2021 to May 22 2021

Statistics over entire affected area:

• Mean temperature anomaly: -10.3 °C
• Mean temperature: -39.2 °C
• Minimum temperature anomaly: -23.7 °C
• Minimum temperature: -76.0 °C

Event center: -68.0°S 245.0°E

Area affected: 12296375 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-Apr-30_to_2021-May-22_245.0_-68.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: April 28 2021 to May 03 2021

Statistics over entire affected area:

• Mean temperature anomaly: -7.3 °C
• Mean temperature: -44.6 °C
• Minimum temperature anomaly: -11.3 °C
• Minimum temperature: -50.0 °C

Event center: -84.0°S 270.0°E

Area affected: 65579 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-Apr-28_to_2021-May-03_270.0_-84.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: April 21 2021 to April 23 2021

Statistics over entire affected area:

• Mean temperature anomaly: -10.4 °C
• Mean temperature: -21.4 °C
• Minimum temperature anomaly: -15.4 °C
• Minimum temperature: -30.9 °C

Event center: -71.5°S 277.5°E

Area affected: 91778 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-Apr-21_to_2021-Apr-23_277.5_-71.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: April 20 2021 to April 22 2021

Statistics over entire affected area:

• Mean temperature anomaly: -11.2 °C
• Mean temperature: -27.2 °C
• Minimum temperature anomaly: -13.8 °C
• Minimum temperature: -32.6 °C

Event center: -75.5°S 207.0°E

Area affected: 87009 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-Apr-20_to_2021-Apr-22_207.0_-75.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: April 18 2021 to April 24 2021

Statistics over entire affected area:

• Mean temperature anomaly: -8.5 °C
• Mean temperature: -60.8 °C
• Minimum temperature anomaly: -13.3 °C
• Minimum temperature: -73.1 °C

Event center: -75.5°S 45.0°E

Area affected: 706318 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-Apr-18_to_2021-Apr-24_45.0_-75.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 11 days

Time span: April 11 2021 to April 21 2021

Statistics over entire affected area:

• Mean temperature anomaly: -3.6 °C
• Mean temperature: -6.3 °C
• Minimum temperature anomaly: -12.0 °C
• Minimum temperature: -25.6 °C

Event center: -66.5°S 44.5°E

Area affected: 775557 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-Apr-11_to_2021-Apr-21_44.5_-66.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 10 days

Time span: April 02 2021 to April 11 2021

Statistics over entire affected area:

• Mean temperature anomaly: -5.7 °C
• Mean temperature: -26.6 °C
• Minimum temperature anomaly: -12.7 °C
• Minimum temperature: -67.2 °C

Event center: -62.5°S 133.5°E

Area affected: 1854275 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-Apr-02_to_2021-Apr-11_133.5_-62.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 37 days

Time span: April 02 2021 to May 08 2021

Statistics over entire affected area:

• Mean temperature anomaly: -11.2 °C
• Mean temperature: -46.3 °C
• Minimum temperature anomaly: -27.5 °C
• Minimum temperature: -69.0 °C

Event center: -84.0°S 296.5°E

Area affected: 6395323 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-Apr-02_to_2021-May-08_296.5_-84.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: March 24 2021 to March 27 2021

Statistics over entire affected area:

• Mean temperature anomaly: -4.5 °C
• Mean temperature: -9.0 °C
• Minimum temperature anomaly: -8.8 °C
• Minimum temperature: -23.2 °C

Event center: -66.0°S 132.0°E

Area affected: 163162 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-24_to_2021-Mar-27_132.0_-66.0