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: 9 days

Time span: December 27 2011 to January 04 2012

Statistics over entire affected area:

• Mean temperature anomaly: -4.3 °C
• Mean temperature: -14.7 °C
• Minimum temperature anomaly: -7.0 °C
• Minimum temperature: -23.4 °C

Event center: -74.0°S 245.0°E

Area affected: 650549 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_2011-Dec-27_to_2012-Jan-04_245.0_-74.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 10 days

Time span: November 24 2011 to December 03 2011

Statistics over entire affected area:

• Mean temperature anomaly: -3.3 °C
• Mean temperature: -8.0 °C
• Minimum temperature anomaly: -7.6 °C
• Minimum temperature: -25.3 °C

Event center: -63.5°S 138.5°E

Area affected: 434728 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_2011-Nov-24_to_2011-Dec-03_138.5_-63.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: November 20 2011 to November 22 2011

Statistics over entire affected area:

• Mean temperature anomaly: -2.3 °C
• Mean temperature: -3.3 °C
• Minimum temperature anomaly: -6.5 °C
• Minimum temperature: -13.0 °C

Event center: -63.0°S 300.0°E

Area affected: 117371 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_2011-Nov-20_to_2011-Nov-22_300.0_-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: November 20 2011 to November 23 2011

Statistics over entire affected area:

• Mean temperature anomaly: -4.8 °C
• Mean temperature: -12.1 °C
• Minimum temperature anomaly: -6.8 °C
• Minimum temperature: -20.4 °C

Event center: -67.0°S 293.0°E

Area affected: 98320 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_2011-Nov-20_to_2011-Nov-23_293.0_-67.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 38 days

Time span: November 17 2011 to December 24 2011

Statistics over entire affected area:

• Mean temperature anomaly: -4.2 °C
• Mean temperature: -22.1 °C
• Minimum temperature anomaly: -10.0 °C
• Minimum temperature: -41.7 °C

Event center: -69.5°S 340.5°E

Area affected: 17739280 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_2011-Nov-17_to_2011-Dec-24_340.5_-69.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: October 22 2011 to October 27 2011

Statistics over entire affected area:

• Mean temperature anomaly: -8.2 °C
• Mean temperature: -29.1 °C
• Minimum temperature anomaly: -12.7 °C
• Minimum temperature: -34.1 °C

Event center: -73.5°S 299.0°E

Area affected: 107902 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_2011-Oct-22_to_2011-Oct-27_299.0_-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: October 13 2011 to October 25 2011

Statistics over entire affected area:

• Mean temperature anomaly: -4.7 °C
• Mean temperature: -21.1 °C
• Minimum temperature anomaly: -7.9 °C
• Minimum temperature: -25.3 °C

Event center: -76.0°S 166.5°E

Area affected: 95912 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_2011-Oct-13_to_2011-Oct-25_166.5_-76.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 13 days

Time span: October 11 2011 to October 23 2011

Statistics over entire affected area:

• Mean temperature anomaly: -8.5 °C
• Mean temperature: -44.3 °C
• Minimum temperature anomaly: -17.8 °C
• Minimum temperature: -66.0 °C

Event center: -80.5°S 35.0°E

Area affected: 4676036 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_2011-Oct-11_to_2011-Oct-23_35.0_-80.5