Category: Extremes affecting Antarctica

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 24 days

Time span: January 28 2012 to February 20 2012

Statistics over entire affected area:

• Mean temperature anomaly: -5.4 °C
• Mean temperature: -43.5 °C
• Minimum temperature anomaly: -8.1 °C
• Minimum temperature: -51.6 °C

Event center: -75.0°S 96.5°E

Area affected: 767633 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-Jan-28_to_2012-Feb-20_96.5_-75.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: January 22 2012 to January 25 2012

Statistics over entire affected area:

• Mean temperature anomaly: -2.6 °C
• Mean temperature: -3.7 °C
• Minimum temperature anomaly: -4.6 °C
• Minimum temperature: -6.7 °C

Event center: -68.5°S 299.0°E

Area affected: 57031 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-Jan-22_to_2012-Jan-25_299.0_-68.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 8 days

Time span: January 15 2012 to January 22 2012

Statistics over entire affected area:

• Mean temperature anomaly: -4.6 °C
• Mean temperature: -31.1 °C
• Minimum temperature anomaly: -6.6 °C
• Minimum temperature: -38.3 °C

Event center: -69.5°S 39.5°E

Area affected: 840022 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-Jan-15_to_2012-Jan-22_39.5_-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: January 14 2012 to January 18 2012

Statistics over entire affected area:

• Mean temperature anomaly: -3.8 °C
• Mean temperature: -19.1 °C
• Minimum temperature anomaly: -5.3 °C
• Minimum temperature: -25.3 °C

Event center: -73.5°S 66.5°E

Area affected: 79975 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-Jan-14_to_2012-Jan-18_66.5_-73.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 13 days

Time span: January 13 2012 to January 25 2012

Statistics over entire affected area:

• Mean temperature anomaly: -1.9 °C
• Mean temperature: -4.0 °C
• Minimum temperature anomaly: -7.0 °C
• Minimum temperature: -15.8 °C

Event center: -67.5°S 48.5°E

Area affected: 97829 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-Jan-13_to_2012-Jan-25_48.5_-67.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: January 09 2012 to January 12 2012

Statistics over entire affected area:

• Mean temperature anomaly: -3.5 °C
• Mean temperature: -21.9 °C
• Minimum temperature anomaly: -5.7 °C
• Minimum temperature: -28.9 °C

Event center: -73.0°S 68.5°E

Area affected: 113292 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-Jan-09_to_2012-Jan-12_68.5_-73.0