Category: Extremes 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: April 12 2017 to April 20 2017

Statistics over entire affected area:

• Mean temperature anomaly: -8.3 °C
• Mean temperature: -62.2 °C
• Minimum temperature anomaly: -10.4 °C
• Minimum temperature: -66.8 °C

Event center: -83.0°S 103.5°E

Area affected: 165431 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-Apr-12_to_2017-Apr-20_103.5_-83.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 14 days

Time span: April 09 2017 to April 22 2017

Statistics over entire affected area:

• Mean temperature anomaly: -8.6 °C
• Mean temperature: -48.5 °C
• Minimum temperature anomaly: -15.0 °C
• Minimum temperature: -72.6 °C

Event center: -69.0°S 53.5°E

Area affected: 990288 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-Apr-09_to_2017-Apr-22_53.5_-69.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: April 09 2017 to April 13 2017

Statistics over entire affected area:

• Mean temperature anomaly: -7.8 °C
• Mean temperature: -52.3 °C
• Minimum temperature anomaly: -10.8 °C
• Minimum temperature: -56.8 °C

Event center: -74.0°S 2.0°W

Area affected: 116077 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-Apr-09_to_2017-Apr-13_358.0_-74.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: April 06 2017 to April 09 2017

Statistics over entire affected area:

• Mean temperature anomaly: -7.2 °C
• Mean temperature: -64.6 °C
• Minimum temperature anomaly: -9.9 °C
• Minimum temperature: -69.2 °C

Event center: -77.5°S 110.5°E

Area affected: 107393 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-Apr-06_to_2017-Apr-09_110.5_-77.5