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: 10 days

Time span: July 28 2021 to August 06 2021

Statistics over entire affected area:

• Mean temperature anomaly: -9.0 °C
• Mean temperature: -29.1 °C
• Minimum temperature anomaly: -12.3 °C
• Minimum temperature: -33.9 °C

Event center: -70.0°S 335.0°E

Area affected: 460186 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-Jul-28_to_2021-Aug-06_335.0_-70.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: July 28 2021 to August 02 2021

Statistics over entire affected area:

• Mean temperature anomaly: -9.4 °C
• Mean temperature: -21.1 °C
• Minimum temperature anomaly: -16.6 °C
• Minimum temperature: -37.5 °C

Event center: -63.0°S 106.0°E

Area affected: 456134 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-Jul-28_to_2021-Aug-02_106.0_-63.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: July 25 2021 to July 31 2021

Statistics over entire affected area:

• Mean temperature anomaly: -7.3 °C
• Mean temperature: -44.8 °C
• Minimum temperature anomaly: -10.1 °C
• Minimum temperature: -58.1 °C

Event center: -69.5°S 61.5°E

Area affected: 111419 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-Jul-25_to_2021-Jul-31_61.5_-69.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: July 21 2021 to July 25 2021

Statistics over entire affected area:

• Mean temperature anomaly: -9.1 °C
• Mean temperature: -65.5 °C
• Minimum temperature anomaly: -11.7 °C
• Minimum temperature: -70.6 °C

Event center: -86.5°S 140.5°E

Area affected: 268782 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-Jul-21_to_2021-Jul-25_140.5_-86.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 14 days

Time span: July 14 2021 to July 27 2021

Statistics over entire affected area:

• Mean temperature anomaly: -8.8 °C
• Mean temperature: -17.9 °C
• Minimum temperature anomaly: -15.2 °C
• Minimum temperature: -36.0 °C

Event center: -63.0°S 145.0°E

Area affected: 1857020 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-Jul-14_to_2021-Jul-27_145.0_-63.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 8 days

Time span: July 10 2021 to July 17 2021

Statistics over entire affected area:

• Mean temperature anomaly: -8.3 °C
• Mean temperature: -63.3 °C
• Minimum temperature anomaly: -11.7 °C
• Minimum temperature: -69.0 °C

Event center: -88.0°S 131.0°E

Area affected: 65040 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-Jul-10_to_2021-Jul-17_131.0_-88.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: July 02 2021 to July 08 2021

Statistics over entire affected area:

• Mean temperature anomaly: -6.7 °C
• Mean temperature: -13.7 °C
• Minimum temperature anomaly: -12.5 °C
• Minimum temperature: -24.9 °C

Event center: -65.5°S 130.5°E

Area affected: 449526 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-Jul-02_to_2021-Jul-08_130.5_-65.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: June 29 2021 to July 03 2021

Statistics over entire affected area:

• Mean temperature anomaly: -8.9 °C
• Mean temperature: -66.2 °C
• Minimum temperature anomaly: -13.8 °C
• Minimum temperature: -71.7 °C

Event center: -80.0°S 80.5°E

Area affected: 65925 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-Jun-29_to_2021-Jul-03_80.5_-80.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 12 days

Time span: June 21 2021 to July 02 2021

Statistics over entire affected area:

• Mean temperature anomaly: -9.0 °C
• Mean temperature: -36.5 °C
• Minimum temperature anomaly: -17.3 °C
• Minimum temperature: -72.0 °C

Event center: -63.0°S 78.5°E

Area affected: 3034828 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-Jun-21_to_2021-Jul-02_78.5_-63.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: June 08 2021 to June 11 2021

Statistics over entire affected area:

• Mean temperature anomaly: -10.3 °C
• Mean temperature: -22.2 °C
• Minimum temperature anomaly: -13.8 °C
• Minimum temperature: -27.1 °C

Event center: -72.5°S 250.0°E

Area affected: 133654 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-Jun-08_to_2021-Jun-11_250.0_-72.5