Category: Extremes affecting Algeria

Heat wave occuring from July 30 2020 to August 03 2020 at 21.5°N 5.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Niger

Duration: 5 days

Time span: July 30 2020 to August 03 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 34.9 °C
  • Maximum temperature anomaly: 3.5 °C
  • Maximum temperature: 38.1 °C

Event center: 21.5°N 5.5°E

Area affected: 90956 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-Jul-30_to_2020-Aug-03_5.5_21.5

Cold spell occuring from July 26 2020 to July 31 2020 at 23.5°N 355.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Mali
  • Mauritania

Duration: 6 days

Time span: July 26 2020 to July 31 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 35.1 °C
  • Minimum temperature anomaly: -4.9 °C
  • Minimum temperature: 33.5 °C

Event center: 23.5°N 355.0°E

Area affected: 251969 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-Jul-26_to_2020-Jul-31_355.0_23.5

Heat wave occuring from July 20 2020 to August 06 2020 at 36.0°N 357.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Austria
  • Bosnia and Herzegovina
  • Croatia
  • France
  • Italy
  • Libya
  • Morocco
  • Portugal
  • Slovenia
  • Spain
  • Switzerland
  • Tunisia

Duration: 18 days

Time span: July 20 2020 to August 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 27.2 °C
  • Maximum temperature anomaly: 9.3 °C
  • Maximum temperature: 35.7 °C

Event center: 35.0°N 0.0°E

Area affected: 1904440 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-Jul-20_to_2020-Aug-06_357.0_36.0

Heat wave occuring from July 18 2020 to July 24 2020 at 23.5°N 3.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Chad
  • Libya
  • Niger

Duration: 7 days

Time span: July 18 2020 to July 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 35.2 °C
  • Maximum temperature anomaly: 4.6 °C
  • Maximum temperature: 39.0 °C

Event center: 23.5°N 3.5°E

Area affected: 457590 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-Jul-18_to_2020-Jul-24_3.5_23.5

Heat wave occuring from July 15 2020 to July 25 2020 at 22.5°N 344.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mauritania

Duration: 11 days

Time span: July 15 2020 to July 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 37.8 °C
  • Maximum temperature anomaly: 7.3 °C
  • Maximum temperature: 41.4 °C

Event center: 22.5°N 344.0°E

Area affected: 384737 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-Jul-15_to_2020-Jul-25_344.0_22.5

Cold spell occuring from July 08 2020 to July 12 2020 at 23.0°N 356.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Mali

Duration: 5 days

Time span: July 08 2020 to July 12 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.4 °C
  • Mean temperature: 35.7 °C
  • Minimum temperature anomaly: -3.9 °C
  • Minimum temperature: 34.1 °C

Event center: 23.0°N 356.0°E

Area affected: 79202 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-Jul-08_to_2020-Jul-12_356.0_23.0

Cold spell occuring from July 08 2020 to July 12 2020 at 24.5°N 1.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Mali

Duration: 5 days

Time span: July 08 2020 to July 12 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 35.2 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: 32.6 °C

Event center: 24.5°N 1.0°E

Area affected: 68165 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-Jul-08_to_2020-Jul-12_1.0_24.5

Cold spell occuring from July 05 2020 to July 09 2020 at 29.5°N 8.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Libya
  • Tunisia

Duration: 5 days

Time span: July 05 2020 to July 09 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: 28.8 °C
  • Minimum temperature anomaly: -6.6 °C
  • Minimum temperature: 21.9 °C

Event center: 29.5°N 8.5°E

Area affected: 365623 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-Jul-05_to_2020-Jul-09_8.5_29.5

Heat wave occuring from June 25 2020 to July 09 2020 at 32.5°N 354.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mali
  • Mauritania
  • Morocco

Duration: 15 days

Time span: June 25 2020 to July 09 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.5 °C
  • Mean temperature: 36.3 °C
  • Maximum temperature anomaly: 16.2 °C
  • Maximum temperature: 42.1 °C

Event center: 32.5°N 354.0°E

Area affected: 1728608 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-25_to_2020-Jul-09_354.0_32.5

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