Category: Extremes affecting Algeria

Heat wave occuring from June 19 2020 to June 25 2020 at 24.5°N 353.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mali
  • Mauritania

Duration: 7 days

Time span: June 19 2020 to June 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 39.0 °C
  • Maximum temperature anomaly: 5.1 °C
  • Maximum temperature: 41.4 °C

Event center: 24.5°N 353.5°E

Area affected: 223671 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-19_to_2020-Jun-25_353.5_24.5

Heat wave occuring from May 26 2020 to June 17 2020 at 9.0°N 25.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Cameroon
  • Central African Republic
  • Chad
  • Congo, The Democratic Republic of the
  • Eritrea
  • Ethiopia
  • Gambia
  • Guinea-Bissau
  • Libya
  • Mali
  • Mauritania
  • Niger
  • Nigeria
  • Senegal
  • South Sudan
  • Sudan

Duration: 23 days

Time span: May 26 2020 to June 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 34.2 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 40.4 °C

Event center: 9.0°N 25.0°E

Area affected: 6716132 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-May-26_to_2020-Jun-17_25.0_9.0

Cold spell occuring from May 13 2020 to May 25 2020 at 19.5°N 1.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Mali
  • Mauritania
  • Morocco

Duration: 13 days

Time span: May 13 2020 to May 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 23.4 °C
  • Minimum temperature anomaly: -9.5 °C
  • Minimum temperature: 3.7 °C

Event center: 17.5°N 359.0°E

Area affected: 1718524 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-May-13_to_2020-May-25_1.0_19.5

Heat wave occuring from April 12 2020 to April 22 2020 at 37.0°N 8.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Tunisia

Duration: 11 days

Time span: April 12 2020 to April 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.5 °C
  • Mean temperature: 21.3 °C
  • Maximum temperature anomaly: 7.9 °C
  • Maximum temperature: 29.7 °C

Event center: 37.0°N 8.0°E

Area affected: 428762 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-12_to_2020-Apr-22_8.0_37.0

Heat wave occuring from April 07 2020 to April 19 2020 at 23.5°N 4.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Mali
  • Morocco

Duration: 13 days

Time span: April 07 2020 to April 19 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.9 °C
  • Mean temperature: 31.4 °C
  • Maximum temperature anomaly: 8.0 °C
  • Maximum temperature: 35.2 °C

Event center: 23.5°N 4.5°E

Area affected: 920432 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-07_to_2020-Apr-19_4.5_23.5

Cold spell occuring from March 22 2020 to March 28 2020 at 43.0°N 10.0°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Algeria
  • Austria
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czechia
  • France
  • Germany
  • Hungary
  • Italy
  • Montenegro
  • North Macedonia
  • Romania
  • Serbia
  • Slovenia
  • Spain
  • Switzerland
  • Tunisia

Duration: 7 days

Time span: March 22 2020 to March 28 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 5.2 °C
  • Minimum temperature anomaly: -9.9 °C
  • Minimum temperature: -12.5 °C

Event center: 43.0°N 10.0°E

Area affected: 1234965 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-Mar-22_to_2020-Mar-28_10.0_43.0

Cold spell occuring from March 18 2020 to March 26 2020 at 20.5°N 351.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Mali
  • Mauritania
  • Senegal

Duration: 9 days

Time span: March 18 2020 to March 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 18.6 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: 13.7 °C

Event center: 20.5°N 351.0°E

Area affected: 717390 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-Mar-18_to_2020-Mar-26_351.0_20.5

Heat wave occuring from March 09 2020 to March 15 2020 at 36.0°N 355.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Morocco
  • Portugal
  • Spain

Duration: 7 days

Time span: March 09 2020 to March 15 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.2 °C
  • Mean temperature: 16.2 °C
  • Maximum temperature anomaly: 8.4 °C
  • Maximum temperature: 20.8 °C

Event center: 36.0°N 355.5°E

Area affected: 535388 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-Mar-09_to_2020-Mar-15_355.5_36.0

Cold spell occuring from January 11 2020 to January 14 2020 at 23.5°N 6.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria

Duration: 4 days

Time span: January 11 2020 to January 14 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.9 °C
  • Mean temperature: 8.7 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: 1.8 °C

Event center: 23.5°N 6.0°E

Area affected: 146196 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-Jan-11_to_2020-Jan-14_6.0_23.5

Heat wave occuring from January 11 2020 to February 22 2020 at 33.0°N 337.0°E

Download data: JSON

Event type: Heat wave

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

  • Albania
  • Algeria
  • Andorra
  • Armenia
  • Austria
  • Azerbaijan
  • Belarus
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czechia
  • Denmark
  • Estonia
  • Finland
  • France
  • Georgia
  • Germany
  • Greece
  • Hungary
  • Iran, Islamic Republic of
  • Italy
  • Kazakhstan
  • Latvia
  • Lithuania
  • Luxembourg
  • Mauritania
  • Moldova, Republic of
  • Montenegro
  • Morocco
  • Netherlands
  • North Macedonia
  • Norway
  • Poland
  • Portugal
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Sweden
  • Switzerland
  • Tunisia
  • Türkiye
  • Ukraine
  • United Kingdom

Duration: 43 days

Time span: January 11 2020 to February 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 6.9 °C
  • Mean temperature: 5.8 °C
  • Maximum temperature anomaly: 13.9 °C
  • Maximum temperature: 20.9 °C

Event center: 59.5°N 21.5°E

Area affected: 15888708 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-Jan-11_to_2020-Feb-22_337.0_33.0