Category: Extremes affecting Antarctica

Cold spell occuring from February 24 2022 to February 27 2022 at -77.5°S 25.5°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 24 2022 to February 27 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -7.1 °C
  • Mean temperature: -48.0 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: -51.9 °C

Event center: -77.5°S 25.5°E

Area affected: 123887 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_2022-Feb-24_to_2022-Feb-27_25.5_-77.5

Heat wave occuring from February 19 2022 to January 25 2023 at -11.0°S 150.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica
  • Australia
  • Bangladesh
  • Bhutan
  • Cambodia
  • Canada
  • China
  • Christmas Island
  • Cook Islands
  • Fiji
  • French Polynesia
  • Hong Kong
  • India
  • Indonesia
  • Japan
  • Kazakhstan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Malaysia
  • Maldives
  • Mongolia
  • Myanmar
  • Nepal
  • New Caledonia
  • New Zealand
  • Norfolk Island
  • Northern Mariana Islands
  • Oman
  • Pakistan
  • Papua New Guinea
  • Philippines
  • Russian Federation
  • Solomon Islands
  • Sri Lanka
  • Taiwan, Province of China
  • Thailand
  • Timor-Leste
  • Tonga
  • United States
  • Vanuatu
  • Viet Nam

Duration: 341 days

Time span: February 19 2022 to January 25 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 19.0 °C
  • Maximum temperature anomaly: 33.4 °C
  • Maximum temperature: 37.4 °C

Event center: -11.0°S 150.0°E

Area affected: 154052228 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_2022-Feb-19_to_2023-Jan-25_150.0_-11.0

Cold spell occuring from February 18 2022 to February 22 2022 at -86.0°S 275.5°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: February 18 2022 to February 22 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -5.7 °C
  • Mean temperature: -40.8 °C
  • Minimum temperature anomaly: -7.9 °C
  • Minimum temperature: -46.5 °C

Event center: -86.0°S 275.5°E

Area affected: 98791 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_2022-Feb-18_to_2022-Feb-22_275.5_-86.0

Heat wave occuring from February 18 2022 to February 20 2022 at -66.5°S 193.0°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: February 18 2022 to February 20 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 2.5 °C
  • Maximum temperature anomaly: 2.5 °C
  • Maximum temperature: 3.7 °C

Event center: -66.5°S 193.0°E

Area affected: 113513 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_2022-Feb-18_to_2022-Feb-20_193.0_-66.5

Cold spell occuring from February 18 2022 to March 19 2022 at -86.0°S 319.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 30 days

Time span: February 18 2022 to March 19 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -7.7 °C
  • Mean temperature: -46.7 °C
  • Minimum temperature anomaly: -15.8 °C
  • Minimum temperature: -63.2 °C

Event center: -86.0°S 319.0°E

Area affected: 4587199 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_2022-Feb-18_to_2022-Mar-19_319.0_-86.0

Heat wave occuring from February 16 2022 to February 22 2022 at -73.0°S 204.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 7 days

Time span: February 16 2022 to February 22 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: -0.9 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: -0.2 °C

Event center: -73.0°S 204.0°E

Area affected: 95740 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_2022-Feb-16_to_2022-Feb-22_204.0_-73.0

Heat wave occuring from February 09 2022 to February 14 2022 at -65.5°S 147.0°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: February 09 2022 to February 14 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: -1.4 °C
  • Maximum temperature anomaly: 7.9 °C
  • Maximum temperature: 2.5 °C

Event center: -65.5°S 147.0°E

Area affected: 200425 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_2022-Feb-09_to_2022-Feb-14_147.0_-65.5

Heat wave occuring from February 09 2022 to February 14 2022 at -67.5°S 120.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 6 days

Time span: February 09 2022 to February 14 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 4.7 °C
  • Mean temperature: -3.1 °C
  • Maximum temperature anomaly: 7.4 °C
  • Maximum temperature: 0.5 °C

Event center: -67.5°S 120.5°E

Area affected: 57996 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_2022-Feb-09_to_2022-Feb-14_120.5_-67.5

Heat wave occuring from February 08 2022 to February 14 2022 at -79.0°S 57.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 7 days

Time span: February 08 2022 to February 14 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: -34.8 °C
  • Maximum temperature anomaly: 7.7 °C
  • Maximum temperature: -28.7 °C

Event center: -79.0°S 57.5°E

Area affected: 163997 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_2022-Feb-08_to_2022-Feb-14_57.5_-79.0

Cold spell occuring from February 01 2022 to February 12 2022 at -61.0°S 209.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 12 days

Time span: February 01 2022 to February 12 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 1.4 °C
  • Minimum temperature anomaly: -5.7 °C
  • Minimum temperature: -3.2 °C

Event center: -61.0°S 209.0°E

Area affected: 5532016 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_2022-Feb-01_to_2022-Feb-12_209.0_-61.0