Category: Extremes affecting Antarctica

Cold spell occuring from February 04 2011 to February 09 2011 at -67.5°S 123.0°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: February 04 2011 to February 09 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.6 °C
  • Mean temperature: -23.4 °C
  • Minimum temperature anomaly: -7.3 °C
  • Minimum temperature: -31.2 °C

Event center: -67.5°S 123.0°E

Area affected: 109529 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-Feb-04_to_2011-Feb-09_123.0_-67.5

Heat wave occuring from January 30 2011 to February 06 2011 at -82.5°S 297.0°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: January 30 2011 to February 06 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.6 °C
  • Mean temperature: -19.7 °C
  • Maximum temperature anomaly: 9.4 °C
  • Maximum temperature: -1.3 °C

Event center: -82.5°S 297.0°E

Area affected: 333714 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-Jan-30_to_2011-Feb-06_297.0_-82.5

Cold spell occuring from January 27 2011 to March 18 2011 at -66.0°S 59.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 51 days

Time span: January 27 2011 to March 18 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -4.0 °C
  • Mean temperature: -19.0 °C
  • Minimum temperature anomaly: -14.0 °C
  • Minimum temperature: -66.4 °C

Event center: -66.0°S 59.5°E

Area affected: 11170040 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-Jan-27_to_2011-Mar-18_59.5_-66.0

Cold spell occuring from January 25 2011 to January 28 2011 at -66.5°S 286.5°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: January 25 2011 to January 28 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.5 °C
  • Mean temperature: -0.3 °C
  • Minimum temperature anomaly: -2.3 °C
  • Minimum temperature: -3.5 °C

Event center: -66.5°S 286.5°E

Area affected: 148907 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-Jan-25_to_2011-Jan-28_286.5_-66.5

Cold spell occuring from January 22 2011 to January 27 2011 at -79.0°S 165.0°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: January 22 2011 to January 27 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: -14.9 °C
  • Minimum temperature anomaly: -7.9 °C
  • Minimum temperature: -28.8 °C

Event center: -79.0°S 165.0°E

Area affected: 132182 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-Jan-22_to_2011-Jan-27_165.0_-79.0

Heat wave occuring from January 21 2011 to February 02 2011 at -86.5°S 83.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 13 days

Time span: January 21 2011 to February 02 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.6 °C
  • Mean temperature: -25.9 °C
  • Maximum temperature anomaly: 9.7 °C
  • Maximum temperature: -15.8 °C

Event center: -86.5°S 83.5°E

Area affected: 1907756 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-Jan-21_to_2011-Feb-02_83.5_-86.5

Cold spell occuring from January 17 2011 to February 12 2011 at -72.0°S 274.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 27 days

Time span: January 17 2011 to February 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: -16.2 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: -31.9 °C

Event center: -72.0°S 274.5°E

Area affected: 3708466 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-Jan-17_to_2011-Feb-12_274.5_-72.0

Cold spell occuring from January 16 2011 to January 26 2011 at -63.0°S 303.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica
  • Argentina

Duration: 11 days

Time span: January 16 2011 to January 26 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 1.6 °C
  • Minimum temperature anomaly: -6.2 °C
  • Minimum temperature: -10.3 °C

Event center: -63.0°S 303.0°E

Area affected: 982232 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-Jan-16_to_2011-Jan-26_303.0_-63.0

Heat wave occuring from January 08 2011 to January 18 2011 at -70.0°S 104.5°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: January 08 2011 to January 18 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.3 °C
  • Mean temperature: -14.0 °C
  • Maximum temperature anomaly: 8.7 °C
  • Maximum temperature: 1.4 °C

Event center: -70.0°S 104.5°E

Area affected: 816068 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-Jan-08_to_2011-Jan-18_104.5_-70.0

Heat wave occuring from January 08 2011 to January 16 2011 at -73.5°S 345.5°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: January 08 2011 to January 16 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: -8.1 °C
  • Maximum temperature anomaly: 5.6 °C
  • Maximum temperature: 1.6 °C

Event center: -73.5°S 14.5°W

Area affected: 335473 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-Jan-08_to_2011-Jan-16_345.5_-73.5