Category: Extremes affecting Algeria

Heat wave occuring from October 23 2020 to October 26 2020 at 25.5°N 355.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mali
  • Mauritania

Duration: 4 days

Time span: October 23 2020 to October 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 29.8 °C
  • Maximum temperature anomaly: 4.9 °C
  • Maximum temperature: 31.3 °C

Event center: 25.5°N 355.0°E

Area affected: 129517 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-Oct-23_to_2020-Oct-26_355.0_25.5

Heat wave occuring from October 14 2020 to February 13 2021 at 11.5°N 347.5°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • Albania
  • Algeria
  • Armenia
  • Azerbaijan
  • Bahrain
  • Belarus
  • Belgium
  • Benin
  • Bulgaria
  • Burkina Faso
  • Burundi
  • Cabo Verde
  • Cameroon
  • Central African Republic
  • Chad
  • China
  • Congo
  • Congo, The Democratic Republic of the
  • Cyprus
  • Czechia
  • Côte d’Ivoire
  • Egypt
  • Equatorial Guinea
  • Eritrea
  • Ethiopia
  • France
  • Gabon
  • Gambia
  • Georgia
  • Germany
  • Ghana
  • Greece
  • Guinea
  • Guinea-Bissau
  • Hungary
  • Iran, Islamic Republic of
  • Iraq
  • Israel
  • Italy
  • Jordan
  • Kazakhstan
  • Kyrgyzstan
  • Lebanon
  • Liberia
  • Libya
  • Mali
  • Mauritania
  • Moldova, Republic of
  • Mongolia
  • Morocco
  • Niger
  • Nigeria
  • North Macedonia
  • Pakistan
  • Poland
  • Portugal
  • Romania
  • Russian Federation
  • Rwanda
  • Saudi Arabia
  • Senegal
  • Serbia
  • Sierra Leone
  • Slovakia
  • South Sudan
  • Spain
  • Sudan
  • Syrian Arab Republic
  • Tajikistan
  • Tanzania, United Republic of
  • Togo
  • Tunisia
  • Turkmenistan
  • Türkiye
  • Uganda
  • Ukraine
  • United Kingdom
  • Uzbekistan

Duration: 123 days

Time span: October 14 2020 to February 13 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 18.7 °C
  • Maximum temperature anomaly: 17.0 °C
  • Maximum temperature: 32.7 °C

Event center: 3.5°N 19.5°E

Area affected: 37333109 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-Oct-14_to_2021-Feb-13_347.5_11.5

Heat wave occuring from October 11 2020 to October 15 2020 at 25.5°N 347.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mali
  • Mauritania
  • Morocco

Duration: 5 days

Time span: October 11 2020 to October 15 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.6 °C
  • Mean temperature: 30.7 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 33.6 °C

Event center: 25.5°N 347.0°E

Area affected: 364639 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-Oct-11_to_2020-Oct-15_347.0_25.5

Cold spell occuring from August 31 2020 to September 07 2020 at 33.5°N 6.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Morocco
  • Tunisia

Duration: 8 days

Time span: August 31 2020 to September 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.8 °C
  • Mean temperature: 26.1 °C
  • Minimum temperature anomaly: -9.1 °C
  • Minimum temperature: 18.5 °C

Event center: 33.5°N 6.0°E

Area affected: 390644 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-31_to_2020-Sep-07_6.0_33.5

Heat wave occuring from August 29 2020 to September 05 2020 at 25.5°N 8.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Libya

Duration: 8 days

Time span: August 29 2020 to September 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.0 °C
  • Mean temperature: 34.2 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 38.8 °C

Event center: 25.5°N 8.0°E

Area affected: 518636 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-Aug-29_to_2020-Sep-05_8.0_25.5

Cold spell occuring from August 29 2020 to September 01 2020 at 21.5°N 355.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Mali

Duration: 4 days

Time span: August 29 2020 to September 01 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.2 °C
  • Mean temperature: 33.0 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: 30.5 °C

Event center: 21.5°N 355.0°E

Area affected: 62933 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-29_to_2020-Sep-01_355.0_21.5

Cold spell occuring from August 28 2020 to September 06 2020 at 18.0°N 356.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Mali
  • Niger

Duration: 10 days

Time span: August 28 2020 to September 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 29.3 °C
  • Minimum temperature anomaly: -6.9 °C
  • Minimum temperature: 25.7 °C

Event center: 17.0°N 2.5°E

Area affected: 743486 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-28_to_2020-Sep-06_356.0_18.0

Heat wave occuring from August 11 2020 to August 30 2020 at 31.0°N 356.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Italy
  • Libya
  • Mali
  • Mauritania
  • Morocco
  • Spain
  • Tunisia

Duration: 20 days

Time span: August 11 2020 to August 30 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.7 °C
  • Mean temperature: 36.0 °C
  • Maximum temperature anomaly: 13.4 °C
  • Maximum temperature: 41.2 °C

Event center: 31.0°N 356.0°E

Area affected: 3073591 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-Aug-11_to_2020-Aug-30_356.0_31.0

Heat wave occuring from August 06 2020 to August 18 2020 at 25.5°N 8.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Libya

Duration: 13 days

Time span: August 06 2020 to August 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 36.3 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 40.7 °C

Event center: 25.5°N 8.5°E

Area affected: 349563 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-Aug-06_to_2020-Aug-18_8.5_25.5

Heat wave occuring from August 05 2020 to August 08 2020 at 30.5°N 356.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Morocco

Duration: 4 days

Time span: August 05 2020 to August 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 37.4 °C
  • Maximum temperature anomaly: 3.3 °C
  • Maximum temperature: 39.4 °C

Event center: 30.5°N 356.0°E

Area affected: 66369 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-Aug-05_to_2020-Aug-08_356.0_30.5