Category: Weather Extremes – all events

Cold spell occuring from August 01 2020 to August 05 2020 at -45.0°S 141.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 5 days

Time span: August 01 2020 to August 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 6.9 °C
  • Minimum temperature anomaly: -5.2 °C
  • Minimum temperature: 2.2 °C

Event center: -45.0°S 141.5°E

Area affected: 1663606 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_2020-Aug-01_to_2020-Aug-05_141.5_-45.0

Cold spell occuring from August 01 2020 to August 20 2020 at 43.0°N 42.5°E

Download data: JSON

Event type: Cold spell

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

  • Armenia
  • Azerbaijan
  • Belarus
  • Georgia
  • Iran, Islamic Republic of
  • Kazakhstan
  • Russian Federation
  • Turkmenistan
  • Türkiye
  • Ukraine
  • Uzbekistan

Duration: 20 days

Time span: August 01 2020 to August 20 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 17.4 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: 5.5 °C

Event center: 43.0°N 42.5°E

Area affected: 2339893 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_2020-Aug-01_to_2020-Aug-20_42.5_43.0

Heat wave occuring from July 31 2020 to August 03 2020 at -42.5°S 285.0°E

Download data: JSON

Event type: Heat wave

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

  • Chile

Duration: 4 days

Time span: July 31 2020 to August 03 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 11.7 °C
  • Maximum temperature anomaly: 2.2 °C
  • Maximum temperature: 12.5 °C

Event center: -42.5°S 285.0°E

Area affected: 58470 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_2020-Jul-31_to_2020-Aug-03_285.0_-42.5

Heat wave occuring from July 31 2020 to August 04 2020 at -53.5°S 284.0°E

Download data: JSON

Event type: Heat wave

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

  • Chile

Duration: 5 days

Time span: July 31 2020 to August 04 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.8 °C
  • Mean temperature: 6.8 °C
  • Maximum temperature anomaly: 2.6 °C
  • Maximum temperature: 8.5 °C

Event center: -53.5°S 284.0°E

Area affected: 109761 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_2020-Jul-31_to_2020-Aug-04_284.0_-53.5

Heat wave occuring from July 31 2020 to August 07 2020 at -57.0°S 305.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica
  • Argentina
  • Chile

Duration: 8 days

Time span: July 31 2020 to August 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 3.5 °C
  • Maximum temperature anomaly: 11.7 °C
  • Maximum temperature: 9.0 °C

Event center: -57.0°S 305.0°E

Area affected: 1701311 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_2020-Jul-31_to_2020-Aug-07_305.0_-57.0

Cold spell occuring from July 31 2020 to August 03 2020 at -76.0°S 12.0°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: July 31 2020 to August 03 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -10.5 °C
  • Mean temperature: -63.4 °C
  • Minimum temperature anomaly: -13.1 °C
  • Minimum temperature: -67.4 °C

Event center: -76.0°S 12.0°E

Area affected: 54925 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_2020-Jul-31_to_2020-Aug-03_12.0_-76.0

Heat wave occuring from July 31 2020 to August 04 2020 at -26.0°S 124.0°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 5 days

Time span: July 31 2020 to August 04 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.2 °C
  • Mean temperature: 19.4 °C
  • Maximum temperature anomaly: 9.2 °C
  • Maximum temperature: 22.3 °C

Event center: -26.0°S 124.0°E

Area affected: 69322 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_2020-Jul-31_to_2020-Aug-04_124.0_-26.0

Heat wave occuring from July 31 2020 to August 05 2020 at -28.0°S 282.5°E

Download data: JSON

Event type: Heat wave

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

  • Chile

Duration: 6 days

Time span: July 31 2020 to August 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 17.6 °C
  • Maximum temperature anomaly: 2.6 °C
  • Maximum temperature: 19.2 °C

Event center: -28.0°S 282.5°E

Area affected: 594460 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_2020-Jul-31_to_2020-Aug-05_282.5_-28.0

Heat wave occuring from July 31 2020 to August 07 2020 at 21.5°N 27.5°E

Download data: JSON

Event type: Heat wave

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

  • Egypt
  • Sudan

Duration: 8 days

Time span: July 31 2020 to August 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 35.4 °C
  • Maximum temperature anomaly: 3.5 °C
  • Maximum temperature: 37.3 °C

Event center: 21.5°N 27.5°E

Area affected: 94330 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_2020-Jul-31_to_2020-Aug-07_27.5_21.5

Cold spell occuring from July 31 2020 to August 08 2020 at 50.0°N 136.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Russian Federation

Duration: 9 days

Time span: July 31 2020 to August 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 13.0 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: 6.1 °C

Event center: 50.0°N 136.5°E

Area affected: 667208 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_2020-Jul-31_to_2020-Aug-08_136.5_50.0