Category: Extremes affecting Antarctica

Cold spell occuring from March 17 2011 to April 06 2011 at -82.5°S 314.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 21 days

Time span: March 17 2011 to April 06 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -10.0 °C
  • Mean temperature: -41.3 °C
  • Minimum temperature anomaly: -19.5 °C
  • Minimum temperature: -65.6 °C

Event center: -82.5°S 314.0°E

Area affected: 2717542 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-Mar-17_to_2011-Apr-06_314.0_-82.5

Heat wave occuring from March 15 2011 to May 01 2011 at -73.5°S 188.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 48 days

Time span: March 15 2011 to May 01 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 12.0 °C
  • Mean temperature: -15.5 °C
  • Maximum temperature anomaly: 32.2 °C
  • Maximum temperature: 0.5 °C

Event center: -73.5°S 188.5°E

Area affected: 7158735 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-Mar-15_to_2011-May-01_188.5_-73.5

Heat wave occuring from March 15 2011 to March 20 2011 at -72.5°S 54.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 6 days

Time span: March 15 2011 to March 20 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 7.6 °C
  • Mean temperature: -34.5 °C
  • Maximum temperature anomaly: 10.7 °C
  • Maximum temperature: -7.0 °C

Event center: -72.5°S 54.0°E

Area affected: 409776 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-Mar-15_to_2011-Mar-20_54.0_-72.5

Cold spell occuring from March 14 2011 to April 05 2011 at -66.0°S 47.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica
  • French Southern Territories

Duration: 23 days

Time span: March 14 2011 to April 05 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.4 °C
  • Mean temperature: -1.3 °C
  • Minimum temperature anomaly: -10.8 °C
  • Minimum temperature: -43.0 °C

Event center: -66.0°S 47.5°E

Area affected: 7701903 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-Mar-14_to_2011-Apr-05_47.5_-66.0

Heat wave occuring from March 12 2011 to March 17 2011 at -80.0°S 276.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 6 days

Time span: March 12 2011 to March 17 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 9.4 °C
  • Mean temperature: -19.7 °C
  • Maximum temperature anomaly: 14.4 °C
  • Maximum temperature: -8.0 °C

Event center: -80.0°S 276.0°E

Area affected: 236344 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-Mar-12_to_2011-Mar-17_276.0_-80.0

Cold spell occuring from March 05 2011 to March 09 2011 at -67.0°S 116.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 5 days

Time span: March 05 2011 to March 09 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -8.2 °C
  • Mean temperature: -34.7 °C
  • Minimum temperature anomaly: -11.5 °C
  • Minimum temperature: -46.1 °C

Event center: -67.0°S 116.5°E

Area affected: 292426 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-Mar-05_to_2011-Mar-09_116.5_-67.0

Heat wave occuring from March 04 2011 to March 07 2011 at -81.5°S 155.0°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: March 04 2011 to March 07 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 6.7 °C
  • Mean temperature: -31.0 °C
  • Maximum temperature anomaly: 9.0 °C
  • Maximum temperature: -22.5 °C

Event center: -81.5°S 155.0°E

Area affected: 63905 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-Mar-04_to_2011-Mar-07_155.0_-81.5

Cold spell occuring from March 03 2011 to March 13 2011 at -69.5°S 264.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 11 days

Time span: March 03 2011 to March 13 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: -2.1 °C
  • Minimum temperature anomaly: -13.6 °C
  • Minimum temperature: -38.3 °C

Event center: -69.5°S 264.0°E

Area affected: 5677787 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-Mar-03_to_2011-Mar-13_264.0_-69.5

Heat wave occuring from March 02 2011 to March 09 2011 at -76.5°S 324.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 8 days

Time span: March 02 2011 to March 09 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 6.3 °C
  • Mean temperature: -4.3 °C
  • Maximum temperature anomaly: 9.1 °C
  • Maximum temperature: -1.7 °C

Event center: -76.5°S 324.0°E

Area affected: 59440 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-Mar-02_to_2011-Mar-09_324.0_-76.5

Heat wave occuring from February 28 2011 to March 08 2011 at -78.5°S 308.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 9 days

Time span: February 28 2011 to March 08 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 10.5 °C
  • Mean temperature: -11.8 °C
  • Maximum temperature anomaly: 17.3 °C
  • Maximum temperature: -3.1 °C

Event center: -78.5°S 308.0°E

Area affected: 370655 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-Feb-28_to_2011-Mar-08_308.0_-78.5