Category: Weather Extremes – all events

Heat wave occuring from June 19 2020 to June 25 2020 at 69.0°N 329.5°E

Download data: JSON

Event type: Heat wave

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

  • Greenland

Duration: 7 days

Time span: June 19 2020 to June 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: -5.1 °C
  • Maximum temperature anomaly: 6.5 °C
  • Maximum temperature: 7.4 °C

Event center: 69.0°N 329.5°E

Area affected: 153332 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-Jun-19_to_2020-Jun-25_329.5_69.0

Cold spell occuring from June 19 2020 to June 22 2020 at 49.5°N 81.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Kazakhstan
  • Russian Federation

Duration: 4 days

Time span: June 19 2020 to June 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.4 °C
  • Mean temperature: 12.9 °C
  • Minimum temperature anomaly: -10.7 °C
  • Minimum temperature: 1.6 °C

Event center: 49.5°N 81.0°E

Area affected: 306048 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-Jun-19_to_2020-Jun-22_81.0_49.5

Cold spell occuring from June 18 2020 to June 29 2020 at 61.0°N 294.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 12 days

Time span: June 18 2020 to June 29 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -1.7 °C
  • Mean temperature: -0.2 °C
  • Minimum temperature anomaly: -2.4 °C
  • Minimum temperature: -1.2 °C

Event center: 61.0°N 294.5°E

Area affected: 58628 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-Jun-18_to_2020-Jun-29_294.5_61.0

Heat wave occuring from June 18 2020 to July 09 2020 at 2.0°N 283.5°E

Download data: JSON

Event type: Heat wave

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

  • Brazil
  • Colombia
  • Ecuador
  • Peru
  • Venezuela, Bolivarian Republic of

Duration: 22 days

Time span: June 18 2020 to July 09 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 23.5 °C
  • Maximum temperature anomaly: 3.3 °C
  • Maximum temperature: 32.7 °C

Event center: 2.0°N 283.5°E

Area affected: 896473 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-Jun-18_to_2020-Jul-09_283.5_2.0

Heat wave occuring from June 18 2020 to July 04 2020 at 21.0°N 94.5°E

Download data: JSON

Event type: Heat wave

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

  • Bangladesh
  • India
  • Myanmar
  • Thailand

Duration: 17 days

Time span: June 18 2020 to July 04 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.6 °C
  • Mean temperature: 29.0 °C
  • Maximum temperature anomaly: 4.6 °C
  • Maximum temperature: 34.5 °C

Event center: 21.0°N 94.5°E

Area affected: 1199629 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-Jun-18_to_2020-Jul-04_94.5_21.0

Heat wave occuring from June 18 2020 to June 20 2020 at 37.5°N 103.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Mongolia

Duration: 3 days

Time span: June 18 2020 to June 20 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.2 °C
  • Mean temperature: 27.0 °C
  • Maximum temperature anomaly: 7.8 °C
  • Maximum temperature: 32.9 °C

Event center: 37.5°N 103.0°E

Area affected: 271061 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-Jun-18_to_2020-Jun-20_103.0_37.5

Cold spell occuring from June 18 2020 to June 22 2020 at -22.0°S 26.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana

Duration: 5 days

Time span: June 18 2020 to June 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 13.5 °C
  • Minimum temperature anomaly: -2.9 °C
  • Minimum temperature: 10.7 °C

Event center: -22.0°S 26.0°E

Area affected: 54722 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-Jun-18_to_2020-Jun-22_26.0_-22.0

Heat wave occuring from June 18 2020 to June 25 2020 at -42.5°S 152.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 8 days

Time span: June 18 2020 to June 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 13.5 °C
  • Maximum temperature anomaly: 4.3 °C
  • Maximum temperature: 17.2 °C

Event center: -42.5°S 152.5°E

Area affected: 312193 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-Jun-18_to_2020-Jun-25_152.5_-42.5

Heat wave occuring from June 18 2020 to June 20 2020 at 12.5°N 106.5°E

Download data: JSON

Event type: Heat wave

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

  • Cambodia
  • Viet Nam

Duration: 3 days

Time span: June 18 2020 to June 20 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 28.6 °C
  • Maximum temperature anomaly: 2.5 °C
  • Maximum temperature: 30.0 °C

Event center: 12.5°N 106.5°E

Area affected: 75568 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-Jun-18_to_2020-Jun-20_106.5_12.5

Heat wave occuring from June 18 2020 to June 29 2020 at 5.5°N 350.5°E

Download data: JSON

Event type: Heat wave

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

  • Côte d’Ivoire
  • Liberia
  • Sierra Leone

Duration: 12 days

Time span: June 18 2020 to June 29 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 25.9 °C
  • Maximum temperature anomaly: 1.8 °C
  • Maximum temperature: 27.3 °C

Event center: 5.5°N 350.5°E

Area affected: 101325 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-Jun-18_to_2020-Jun-29_350.5_5.5