Category: Extremes 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: March 04 2018 to March 13 2018

Statistics over entire affected area:

• Mean temperature anomaly: -4.3 °C
• Mean temperature: -29.3 °C
• Minimum temperature anomaly: -6.0 °C
• Minimum temperature: -45.8 °C

Event center: -68.0°S 68.0°E

Area affected: 84149 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_2018-Mar-04_to_2018-Mar-13_68.0_-68.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 22 days

Time span: December 16 2017 to January 06 2018

Statistics over entire affected area:

• Mean temperature anomaly: -4.1 °C
• Mean temperature: -11.6 °C
• Minimum temperature anomaly: -7.6 °C
• Minimum temperature: -21.3 °C

Event center: -79.5°S 222.5°E

Area affected: 726592 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_2017-Dec-16_to_2018-Jan-06_222.5_-79.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 22 days

Time span: February 25 2018 to March 18 2018

Statistics over entire affected area:

• Mean temperature anomaly: -6.7 °C
• Mean temperature: -45.5 °C
• Minimum temperature anomaly: -17.8 °C
• Minimum temperature: -63.0 °C

Event center: -67.0°S 107.0°E

Area affected: 4598140 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_2018-Feb-25_to_2018-Mar-18_107.0_-67.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 20 days

Time span: February 19 2018 to March 10 2018

Statistics over entire affected area:

• Mean temperature anomaly: -8.4 °C
• Mean temperature: -26.6 °C
• Minimum temperature anomaly: -15.1 °C
• Minimum temperature: -41.2 °C

Event center: -73.0°S 299.5°E

Area affected: 1719412 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_2018-Feb-19_to_2018-Mar-10_299.5_-73.0

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 09 2017 to December 13 2017

Statistics over entire affected area:

• Mean temperature anomaly: -5.2 °C
• Mean temperature: -32.5 °C
• Minimum temperature anomaly: -6.8 °C
• Minimum temperature: -39.0 °C

Event center: -73.0°S 104.0°E

Area affected: 733394 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_2017-Dec-09_to_2017-Dec-13_104.0_-73.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: December 08 2017 to December 11 2017

Statistics over entire affected area:

• Mean temperature anomaly: -3.2 °C
• Mean temperature: -6.4 °C
• Minimum temperature anomaly: -5.9 °C
• Minimum temperature: -14.2 °C

Event center: -66.0°S 129.0°E

Area affected: 52408 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_2017-Dec-08_to_2017-Dec-11_129.0_-66.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 17 days

Time span: December 03 2017 to December 19 2017

Statistics over entire affected area:

• Mean temperature anomaly: -3.9 °C
• Mean temperature: -28.2 °C
• Minimum temperature anomaly: -6.1 °C
• Minimum temperature: -42.5 °C

Event center: -77.5°S 47.0°E

Area affected: 1655630 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_2017-Dec-03_to_2017-Dec-19_47.0_-77.5