Category: Extremes affecting Antarctica

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: September 27 2012 to October 03 2012

Statistics over entire affected area:

• Mean temperature anomaly: -7.3 °C
• Mean temperature: -55.4 °C
• Minimum temperature anomaly: -8.9 °C
• Minimum temperature: -62.1 °C

Event center: -76.5°S 82.5°E

Area affected: 91294 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_2012-Sep-27_to_2012-Oct-03_82.5_-76.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: September 26 2012 to October 01 2012

Statistics over entire affected area:

• Mean temperature anomaly: -7.1 °C
• Mean temperature: -50.9 °C
• Minimum temperature anomaly: -9.4 °C
• Minimum temperature: -56.8 °C

Event center: -77.5°S 162.0°E

Area affected: 268866 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_2012-Sep-26_to_2012-Oct-01_162.0_-77.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: September 26 2012 to September 30 2012

Statistics over entire affected area:

• Mean temperature anomaly: -12.8 °C
• Mean temperature: -39.0 °C
• Minimum temperature anomaly: -16.3 °C
• Minimum temperature: -44.4 °C

Event center: -83.0°S 172.0°E

Area affected: 68703 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_2012-Sep-26_to_2012-Sep-30_172.0_-83.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: September 25 2012 to September 29 2012

Statistics over entire affected area:

• Mean temperature anomaly: -13.1 °C
• Mean temperature: -40.4 °C
• Minimum temperature anomaly: -18.3 °C
• Minimum temperature: -45.6 °C

Event center: -83.5°S 224.0°E

Area affected: 141748 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_2012-Sep-25_to_2012-Sep-29_224.0_-83.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: September 17 2012 to September 20 2012

Statistics over entire affected area:

• Mean temperature anomaly: -8.5 °C
• Mean temperature: -26.6 °C
• Minimum temperature anomaly: -12.1 °C
• Minimum temperature: -35.2 °C

Event center: -69.5°S 18.0°E

Area affected: 60493 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_2012-Sep-17_to_2012-Sep-20_18.0_-69.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: September 15 2012 to September 18 2012

Statistics over entire affected area:

• Mean temperature anomaly: -8.0 °C
• Mean temperature: -43.1 °C
• Minimum temperature anomaly: -10.5 °C
• Minimum temperature: -47.9 °C

Event center: -78.0°S 272.5°E

Area affected: 130764 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_2012-Sep-15_to_2012-Sep-18_272.5_-78.0