Category: Weather Extremes – all events

Heat wave occuring from April 21 2020 to April 27 2020 at 6.0°N 27.5°E

Download data: JSON

Event type: Heat wave

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

  • Central African Republic
  • Congo
  • Congo, The Democratic Republic of the
  • Gabon
  • South Sudan
  • Sudan
  • Uganda

Duration: 7 days

Time span: April 21 2020 to April 27 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 29.0 °C
  • Maximum temperature anomaly: 5.5 °C
  • Maximum temperature: 36.1 °C

Event center: 6.0°N 27.5°E

Area affected: 1416364 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-21_to_2020-Apr-27_27.5_6.0

Heat wave occuring from April 21 2020 to April 24 2020 at 7.5°N 10.0°E

Download data: JSON

Event type: Heat wave

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

  • Cameroon
  • Nigeria

Duration: 4 days

Time span: April 21 2020 to April 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 33.1 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 35.9 °C

Event center: 7.5°N 10.0°E

Area affected: 67186 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-21_to_2020-Apr-24_10.0_7.5

Heat wave occuring from April 21 2020 to April 23 2020 at 6.5°N 117.5°E

Download data: JSON

Event type: Heat wave

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

  • Malaysia

Duration: 3 days

Time span: April 21 2020 to April 23 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.3 °C
  • Mean temperature: 28.4 °C
  • Maximum temperature anomaly: 2.5 °C
  • Maximum temperature: 30.4 °C

Event center: 6.5°N 117.5°E

Area affected: 58387 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-21_to_2020-Apr-23_117.5_6.5

Heat wave occuring from April 20 2020 to April 26 2020 at 50.5°N 355.5°E

Download data: JSON

Event type: Heat wave

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

  • United Kingdom

Duration: 7 days

Time span: April 20 2020 to April 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 12.6 °C
  • Maximum temperature anomaly: 4.2 °C
  • Maximum temperature: 14.0 °C

Event center: 50.5°N 355.5°E

Area affected: 54169 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-20_to_2020-Apr-26_355.5_50.5

Heat wave occuring from April 20 2020 to May 05 2020 at -19.0°S 301.0°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Bolivia, Plurinational State of
  • Brazil
  • Paraguay
  • Peru
  • Uruguay

Duration: 16 days

Time span: April 20 2020 to May 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.3 °C
  • Mean temperature: 26.9 °C
  • Maximum temperature anomaly: 9.8 °C
  • Maximum temperature: 31.7 °C

Event center: -19.0°S 301.0°E

Area affected: 1637562 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-20_to_2020-May-05_301.0_-19.0

Heat wave occuring from April 20 2020 to April 24 2020 at 1.0°N 7.0°E

Download data: JSON

Event type: Heat wave

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

  • Congo, The Democratic Republic of the
  • Gabon

Duration: 5 days

Time span: April 20 2020 to April 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 28.2 °C
  • Maximum temperature anomaly: 1.8 °C
  • Maximum temperature: 28.7 °C

Event center: 1.0°N 7.0°E

Area affected: 231419 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-20_to_2020-Apr-24_7.0_1.0

Heat wave occuring from April 19 2020 to April 24 2020 at 15.5°N 98.5°E

Download data: JSON

Event type: Heat wave

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

  • Myanmar
  • Thailand

Duration: 6 days

Time span: April 19 2020 to April 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 29.9 °C
  • Maximum temperature anomaly: 3.8 °C
  • Maximum temperature: 33.7 °C

Event center: 15.5°N 98.5°E

Area affected: 150782 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-19_to_2020-Apr-24_98.5_15.5

Heat wave occuring from April 19 2020 to May 07 2020 at 11.5°N 51.5°E

Download data: JSON

Event type: Heat wave

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

  • Somalia
  • Yemen

Duration: 19 days

Time span: April 19 2020 to May 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 29.5 °C
  • Maximum temperature anomaly: 1.8 °C
  • Maximum temperature: 30.7 °C

Event center: 11.5°N 51.5°E

Area affected: 903730 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-19_to_2020-May-07_51.5_11.5

Cold spell occuring from April 19 2020 to April 26 2020 at 0.5°N 37.5°E

Download data: JSON

Event type: Cold spell

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

  • Kenya

Duration: 8 days

Time span: April 19 2020 to April 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 24.7 °C
  • Minimum temperature anomaly: -3.9 °C
  • Minimum temperature: 21.6 °C

Event center: 0.5°N 37.5°E

Area affected: 52534 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-19_to_2020-Apr-26_37.5_0.5

Cold spell occuring from April 19 2020 to April 26 2020 at 11.5°N 42.5°E

Download data: JSON

Event type: Cold spell

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

  • Djibouti
  • Ethiopia

Duration: 8 days

Time span: April 19 2020 to April 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: 26.7 °C
  • Minimum temperature anomaly: -6.3 °C
  • Minimum temperature: 22.3 °C

Event center: 11.5°N 42.5°E

Area affected: 78771 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-19_to_2020-Apr-26_42.5_11.5