Category: Weather Extremes – all events

Heat wave occuring from April 16 2020 to April 23 2020 at -78.5°S 131.0°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: April 16 2020 to April 23 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 7.8 °C
  • Mean temperature: -44.1 °C
  • Maximum temperature anomaly: 14.6 °C
  • Maximum temperature: -37.9 °C

Event center: -78.5°S 131.0°E

Area affected: 523779 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-Apr-16_to_2020-Apr-23_131.0_-78.5

Cold spell occuring from April 16 2020 to May 14 2020 at 27.0°N 81.5°E

Download data: JSON

Event type: Cold spell

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

  • Bangladesh
  • Bhutan
  • China
  • India
  • Japan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Lao People’s Democratic Republic
  • Mongolia
  • Myanmar
  • Nepal
  • Russian Federation
  • Taiwan, Province of China
  • Thailand
  • Viet Nam

Duration: 29 days

Time span: April 16 2020 to May 14 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.9 °C
  • Mean temperature: 5.0 °C
  • Minimum temperature anomaly: -14.8 °C
  • Minimum temperature: -26.9 °C

Event center: 27.0°N 81.5°E

Area affected: 13721833 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-Apr-16_to_2020-May-14_81.5_27.0

Cold spell occuring from April 15 2020 to April 17 2020 at 52.5°N 284.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 3 days

Time span: April 15 2020 to April 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: -9.9 °C
  • Minimum temperature anomaly: -10.4 °C
  • Minimum temperature: -13.0 °C

Event center: 52.5°N 284.5°E

Area affected: 158862 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-Apr-15_to_2020-Apr-17_284.5_52.5

Heat wave occuring from April 15 2020 to April 17 2020 at -3.5°S 29.5°E

Download data: JSON

Event type: Heat wave

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

  • Burundi
  • Congo, The Democratic Republic of the
  • Rwanda
  • Tanzania, United Republic of
  • Uganda

Duration: 3 days

Time span: April 15 2020 to April 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 21.6 °C
  • Maximum temperature anomaly: 3.1 °C
  • Maximum temperature: 26.0 °C

Event center: -3.5°S 29.5°E

Area affected: 83251 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-Apr-15_to_2020-Apr-17_29.5_-3.5

Heat wave occuring from April 15 2020 to April 21 2020 at -86.5°S 60.5°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: April 15 2020 to April 21 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 9.9 °C
  • Mean temperature: -45.6 °C
  • Maximum temperature anomaly: 13.0 °C
  • Maximum temperature: -42.7 °C

Event center: -86.5°S 60.5°E

Area affected: 292159 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-Apr-15_to_2020-Apr-21_60.5_-86.5

Cold spell occuring from April 15 2020 to April 17 2020 at -10.0°S 290.0°E

Download data: JSON

Event type: Cold spell

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

  • Bolivia, Plurinational State of
  • Brazil
  • Peru

Duration: 3 days

Time span: April 15 2020 to April 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 22.5 °C
  • Minimum temperature anomaly: -4.6 °C
  • Minimum temperature: 20.6 °C

Event center: -10.0°S 290.0°E

Area affected: 91229 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-Apr-15_to_2020-Apr-17_290.0_-10.0

Cold spell occuring from April 15 2020 to April 25 2020 at 13.5°N 44.5°E

Download data: JSON

Event type: Cold spell

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

  • Saudi Arabia
  • Yemen

Duration: 11 days

Time span: April 15 2020 to April 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.4 °C
  • Mean temperature: 22.4 °C
  • Minimum temperature anomaly: -9.1 °C
  • Minimum temperature: 13.2 °C

Event center: 13.5°N 44.5°E

Area affected: 171556 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-Apr-15_to_2020-Apr-25_44.5_13.5

Heat wave occuring from April 15 2020 to April 26 2020 at 0.0°N 268.0°E

Download data: JSON

Event type: Heat wave

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

  • Ecuador

Duration: 12 days

Time span: April 15 2020 to April 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 27.2 °C
  • Maximum temperature anomaly: 2.7 °C
  • Maximum temperature: 28.0 °C

Event center: 0.0°N 268.0°E

Area affected: 219331 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-Apr-15_to_2020-Apr-26_268.0_0.0

Cold spell occuring from April 14 2020 to April 21 2020 at 24.0°N 51.0°E

Download data: JSON

Event type: Cold spell

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

  • Saudi Arabia
  • United Arab Emirates

Duration: 8 days

Time span: April 14 2020 to April 21 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: 24.0 °C
  • Minimum temperature anomaly: -5.8 °C
  • Minimum temperature: 21.8 °C

Event center: 24.0°N 51.0°E

Area affected: 79472 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-Apr-14_to_2020-Apr-21_51.0_24.0

Heat wave occuring from April 14 2020 to April 17 2020 at 67.5°N 47.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 4 days

Time span: April 14 2020 to April 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.0 °C
  • Mean temperature: 1.1 °C
  • Maximum temperature anomaly: 7.0 °C
  • Maximum temperature: 3.9 °C

Event center: 67.5°N 47.0°E

Area affected: 64845 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-Apr-14_to_2020-Apr-17_47.0_67.5