Category: Cold spells affecting Antarctica

35 cold spells identified in Antarctica since 2020

Cold spell occuring from February 27 2012 to March 07 2012 at -69.5°S 266.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 10 days

Time span: February 27 2012 to March 07 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.7 °C
  • Mean temperature: -9.5 °C
  • Minimum temperature anomaly: -11.8 °C
  • Minimum temperature: -34.6 °C

Event center: -69.5°S 266.0°E

Area affected: 1465834 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-Feb-27_to_2012-Mar-07_266.0_-69.5

Cold spell occuring from February 22 2012 to February 25 2012 at -83.5°S 66.5°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: February 22 2012 to February 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.8 °C
  • Mean temperature: -51.0 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: -53.7 °C

Event center: -83.5°S 66.5°E

Area affected: 50361 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-Feb-22_to_2012-Feb-25_66.5_-83.5

Cold spell occuring from February 17 2012 to February 20 2012 at -65.0°S 136.5°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: February 17 2012 to February 20 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: -4.2 °C
  • Minimum temperature anomaly: -5.8 °C
  • Minimum temperature: -9.9 °C

Event center: -65.0°S 136.5°E

Area affected: 92868 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-Feb-17_to_2012-Feb-20_136.5_-65.0

Cold spell occuring from February 15 2012 to February 25 2012 at -69.0°S 29.0°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: February 15 2012 to February 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: -21.8 °C
  • Minimum temperature anomaly: -9.5 °C
  • Minimum temperature: -51.7 °C

Event center: -69.0°S 29.0°E

Area affected: 1519100 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-Feb-15_to_2012-Feb-25_29.0_-69.0

Cold spell occuring from February 15 2012 to February 21 2012 at -68.0°S 166.5°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: February 15 2012 to February 21 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: -3.4 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: -5.8 °C

Event center: -68.0°S 166.5°E

Area affected: 228837 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-Feb-15_to_2012-Feb-21_166.5_-68.0

Cold spell occuring from February 06 2012 to February 09 2012 at -79.5°S 6.0°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: February 06 2012 to February 09 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: -37.1 °C
  • Minimum temperature anomaly: -6.6 °C
  • Minimum temperature: -41.3 °C

Event center: -79.5°S 6.0°E

Area affected: 94915 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-Feb-06_to_2012-Feb-09_6.0_-79.5

Cold spell occuring from February 03 2012 to February 09 2012 at -69.5°S 33.0°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: February 03 2012 to February 09 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: -8.6 °C
  • Minimum temperature anomaly: -9.2 °C
  • Minimum temperature: -14.6 °C

Event center: -69.5°S 33.0°E

Area affected: 85990 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-Feb-03_to_2012-Feb-09_33.0_-69.5

Cold spell occuring from February 03 2012 to February 09 2012 at -76.5°S 49.5°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: February 03 2012 to February 09 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: -40.8 °C
  • Minimum temperature anomaly: -6.3 °C
  • Minimum temperature: -45.6 °C

Event center: -76.5°S 49.5°E

Area affected: 101698 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-Feb-03_to_2012-Feb-09_49.5_-76.5

Cold spell occuring from February 02 2012 to February 29 2012 at -56.0°S 283.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica
  • Argentina
  • Chile
  • Falkland Islands
  • South Georgia and the South Sandwich Islands

Duration: 28 days

Time span: February 02 2012 to February 29 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 1.1 °C
  • Minimum temperature anomaly: -11.3 °C
  • Minimum temperature: -25.5 °C

Event center: -56.0°S 283.5°E

Area affected: 13266136 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-Feb-02_to_2012-Feb-29_283.5_-56.0

Cold spell occuring from January 28 2012 to February 20 2012 at -75.0°S 96.5°E

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