Category: Extremes affecting Antarctica

Cold spell occuring from October 10 2011 to October 16 2011 at -88.5°S 145.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 7 days

Time span: October 10 2011 to October 16 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -8.4 °C
  • Mean temperature: -57.1 °C
  • Minimum temperature anomaly: -12.4 °C
  • Minimum temperature: -62.1 °C

Event center: -88.5°S 145.5°E

Area affected: 200205 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-10_to_2011-Oct-16_145.5_-88.5

Heat wave occuring from October 09 2011 to October 19 2011 at -66.5°S 120.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 11 days

Time span: October 09 2011 to October 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.7 °C
  • Mean temperature: -9.2 °C
  • Maximum temperature anomaly: 13.1 °C
  • Maximum temperature: 11.1 °C

Event center: -66.5°S 120.5°E

Area affected: 4667713 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: Heat_wave_2011-Oct-09_to_2011-Oct-19_120.5_-66.5

Cold spell occuring from October 09 2011 to October 14 2011 at -85.5°S 247.0°E

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 09 2011 to October 14 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -7.5 °C
  • Mean temperature: -43.6 °C
  • Minimum temperature anomaly: -11.7 °C
  • Minimum temperature: -52.2 °C

Event center: -85.5°S 247.0°E

Area affected: 220189 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-09_to_2011-Oct-14_247.0_-85.5

Heat wave occuring from October 05 2011 to October 08 2011 at -78.0°S 182.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 4 days

Time span: October 05 2011 to October 08 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 11.4 °C
  • Mean temperature: -12.5 °C
  • Maximum temperature anomaly: 18.0 °C
  • Maximum temperature: -6.1 °C

Event center: -78.0°S 182.5°E

Area affected: 128340 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: Heat_wave_2011-Oct-05_to_2011-Oct-08_182.5_-78.0

Heat wave occuring from October 02 2011 to October 04 2011 at -73.0°S 356.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 3 days

Time span: October 02 2011 to October 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 9.9 °C
  • Mean temperature: -23.4 °C
  • Maximum temperature anomaly: 14.5 °C
  • Maximum temperature: -8.4 °C

Event center: -73.0°S 3.5°W

Area affected: 93103 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: Heat_wave_2011-Oct-02_to_2011-Oct-04_356.5_-73.0

Cold spell occuring from September 29 2011 to October 05 2011 at -67.0°S 48.0°E

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 29 2011 to October 05 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -6.2 °C
  • Mean temperature: -23.3 °C
  • Minimum temperature anomaly: -9.4 °C
  • Minimum temperature: -33.6 °C

Event center: -67.0°S 48.0°E

Area affected: 54940 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-Sep-29_to_2011-Oct-05_48.0_-67.0

Heat wave occuring from September 26 2011 to September 28 2011 at -79.0°S 127.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 3 days

Time span: September 26 2011 to September 28 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 8.8 °C
  • Mean temperature: -42.8 °C
  • Maximum temperature anomaly: 12.8 °C
  • Maximum temperature: -34.5 °C

Event center: -79.0°S 127.5°E

Area affected: 263672 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: Heat_wave_2011-Sep-26_to_2011-Sep-28_127.5_-79.0

Cold spell occuring from September 25 2011 to September 28 2011 at -63.5°S 151.0°E

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 25 2011 to September 28 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -7.0 °C
  • Mean temperature: -21.3 °C
  • Minimum temperature anomaly: -10.9 °C
  • Minimum temperature: -30.9 °C

Event center: -63.5°S 151.0°E

Area affected: 134838 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-Sep-25_to_2011-Sep-28_151.0_-63.5

Heat wave occuring from September 24 2011 to October 12 2011 at -86.0°S 262.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 19 days

Time span: September 24 2011 to October 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 11.2 °C
  • Mean temperature: -26.1 °C
  • Maximum temperature anomaly: 22.1 °C
  • Maximum temperature: 5.3 °C

Event center: -86.0°S 262.0°E

Area affected: 8469946 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: Heat_wave_2011-Sep-24_to_2011-Oct-12_262.0_-86.0

Cold spell occuring from September 23 2011 to September 25 2011 at -75.5°S 88.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 3 days

Time span: September 23 2011 to September 25 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -7.5 °C
  • Mean temperature: -59.1 °C
  • Minimum temperature anomaly: -9.3 °C
  • Minimum temperature: -64.2 °C

Event center: -75.5°S 88.5°E

Area affected: 153462 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-Sep-23_to_2011-Sep-25_88.5_-75.5