Category: Weather Extremes – all events

Heat wave occuring from June 24 2020 to July 07 2020 at -5.0°S 103.5°E

Download data: JSON

Event type: Heat wave

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

  • Indonesia

Duration: 14 days

Time span: June 24 2020 to July 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 28.1 °C
  • Maximum temperature anomaly: 1.8 °C
  • Maximum temperature: 29.4 °C

Event center: -5.0°S 103.5°E

Area affected: 899400 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-24_to_2020-Jul-07_103.5_-5.0

Cold spell occuring from June 24 2020 to July 02 2020 at -51.0°S 288.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile

Duration: 9 days

Time span: June 24 2020 to July 02 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -6.6 °C
  • Mean temperature: -6.0 °C
  • Minimum temperature anomaly: -15.1 °C
  • Minimum temperature: -17.5 °C

Event center: -51.0°S 288.5°E

Area affected: 366695 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-24_to_2020-Jul-02_288.5_-51.0

Cold spell occuring from June 24 2020 to July 05 2020 at -64.0°S 216.5°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: June 24 2020 to July 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.6 °C
  • Mean temperature: -11.1 °C
  • Minimum temperature anomaly: -15.1 °C
  • Minimum temperature: -24.7 °C

Event center: -64.0°S 216.5°E

Area affected: 1965846 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-24_to_2020-Jul-05_216.5_-64.0

Heat wave occuring from June 24 2020 to June 29 2020 at 15.0°N 355.5°E

Download data: JSON

Event type: Heat wave

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

  • Burkina Faso
  • Mali
  • Mauritania
  • Niger
  • Nigeria

Duration: 6 days

Time span: June 24 2020 to June 29 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 35.6 °C
  • Maximum temperature anomaly: 3.9 °C
  • Maximum temperature: 37.4 °C

Event center: 15.0°N 355.5°E

Area affected: 282889 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-24_to_2020-Jun-29_355.5_15.0

Heat wave occuring from June 24 2020 to June 27 2020 at 30.0°N 52.5°E

Download data: JSON

Event type: Heat wave

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

  • Iran, Islamic Republic of

Duration: 4 days

Time span: June 24 2020 to June 27 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 29.9 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 36.5 °C

Event center: 30.0°N 52.5°E

Area affected: 101793 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-24_to_2020-Jun-27_52.5_30.0

Heat wave occuring from June 23 2020 to July 01 2020 at 48.5°N 301.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 9 days

Time span: June 23 2020 to July 01 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.6 °C
  • Mean temperature: 17.0 °C
  • Maximum temperature anomaly: 10.6 °C
  • Maximum temperature: 24.8 °C

Event center: 48.5°N 301.5°E

Area affected: 179816 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-23_to_2020-Jul-01_301.5_48.5

Heat wave occuring from June 23 2020 to June 25 2020 at -33.5°S 20.5°E

Download data: JSON

Event type: Heat wave

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

  • South Africa

Duration: 3 days

Time span: June 23 2020 to June 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 15.8 °C
  • Maximum temperature anomaly: 7.9 °C
  • Maximum temperature: 19.8 °C

Event center: -33.5°S 20.5°E

Area affected: 57766 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-23_to_2020-Jun-25_20.5_-33.5

Heat wave occuring from June 23 2020 to June 26 2020 at 6.5°N 1.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Ghana
  • Nigeria
  • Togo

Duration: 4 days

Time span: June 23 2020 to June 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.3 °C
  • Mean temperature: 27.0 °C
  • Maximum temperature anomaly: 1.9 °C
  • Maximum temperature: 28.5 °C

Event center: 6.5°N 1.0°E

Area affected: 98210 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-23_to_2020-Jun-26_1.0_6.5

Heat wave occuring from June 23 2020 to June 28 2020 at 18.5°N 7.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Cameroon
  • Chad
  • Niger
  • Nigeria

Duration: 6 days

Time span: June 23 2020 to June 28 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 34.3 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 39.7 °C

Event center: 18.5°N 7.0°E

Area affected: 526028 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-23_to_2020-Jun-28_7.0_18.5

Heat wave occuring from June 23 2020 to July 04 2020 at 70.0°N 288.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 12 days

Time span: June 23 2020 to July 04 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 9.2 °C
  • Maximum temperature anomaly: 9.7 °C
  • Maximum temperature: 15.2 °C

Event center: 70.0°N 288.5°E

Area affected: 130993 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-23_to_2020-Jul-04_288.5_70.0