Category: Cold spells affecting Chad

Cold spell occuring from September 23 2022 to September 30 2022 at 14.0°N 8.0°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Chad
  • Niger
  • Nigeria

Duration: 8 days

Time span: September 23 2022 to September 30 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 27.8 °C
  • Minimum temperature anomaly: -3.2 °C
  • Minimum temperature: 26.4 °C

Event center: 14.0°N 8.0°E

Area affected: 102337 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_2022-Sep-23_to_2022-Sep-30_8.0_14.0

Cold spell occuring from September 16 2022 to September 22 2022 at 13.0°N 12.0°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Chad
  • Niger
  • Nigeria

Duration: 7 days

Time span: September 16 2022 to September 22 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 26.5 °C
  • Minimum temperature anomaly: -4.3 °C
  • Minimum temperature: 23.3 °C

Event center: 13.0°N 12.0°E

Area affected: 358042 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_2022-Sep-16_to_2022-Sep-22_12.0_13.0

Cold spell occuring from August 25 2022 to August 29 2022 at 16.0°N 12.5°E

Download data: JSON

Event type: Cold spell

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

  • Chad
  • Niger

Duration: 5 days

Time span: August 25 2022 to August 29 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 27.3 °C
  • Minimum temperature anomaly: -5.1 °C
  • Minimum temperature: 25.3 °C

Event center: 16.0°N 12.5°E

Area affected: 71396 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_2022-Aug-25_to_2022-Aug-29_12.5_16.0

Cold spell occuring from August 13 2022 to August 16 2022 at 12.5°N 12.5°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Chad
  • Niger
  • Nigeria

Duration: 4 days

Time span: August 13 2022 to August 16 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 24.2 °C
  • Minimum temperature anomaly: -4.0 °C
  • Minimum temperature: 20.8 °C

Event center: 12.5°N 12.5°E

Area affected: 247934 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_2022-Aug-13_to_2022-Aug-16_12.5_12.5

Cold spell occuring from August 10 2022 to August 13 2022 at 11.5°N 23.5°E

Download data: JSON

Event type: Cold spell

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

  • Central African Republic
  • Chad
  • Sudan

Duration: 4 days

Time span: August 10 2022 to August 13 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 22.8 °C
  • Minimum temperature anomaly: -2.6 °C
  • Minimum temperature: 20.3 °C

Event center: 11.5°N 23.5°E

Area affected: 51436 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_2022-Aug-10_to_2022-Aug-13_23.5_11.5

Cold spell occuring from July 15 2022 to July 21 2022 at 16.5°N 6.5°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Chad
  • Niger
  • Nigeria

Duration: 7 days

Time span: July 15 2022 to July 21 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 27.3 °C
  • Minimum temperature anomaly: -5.2 °C
  • Minimum temperature: 23.5 °C

Event center: 16.5°N 6.5°E

Area affected: 544537 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_2022-Jul-15_to_2022-Jul-21_6.5_16.5

Cold spell occuring from July 13 2022 to July 16 2022 at 16.0°N 20.5°E

Download data: JSON

Event type: Cold spell

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

  • Chad

Duration: 4 days

Time span: July 13 2022 to July 16 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 28.9 °C
  • Minimum temperature anomaly: -3.9 °C
  • Minimum temperature: 26.3 °C

Event center: 16.0°N 20.5°E

Area affected: 53376 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_2022-Jul-13_to_2022-Jul-16_20.5_16.0

Cold spell occuring from May 20 2022 to June 01 2022 at 19.0°N 22.0°E

Download data: JSON

Event type: Cold spell

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

  • Chad
  • Egypt
  • Libya
  • Niger
  • Sudan

Duration: 13 days

Time span: May 20 2022 to June 01 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 27.6 °C
  • Minimum temperature anomaly: -8.0 °C
  • Minimum temperature: 19.1 °C

Event center: 19.0°N 22.0°E

Area affected: 2306024 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_2022-May-20_to_2022-Jun-01_22.0_19.0

Cold spell occuring from May 07 2022 to May 20 2022 at 26.0°N 8.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Chad
  • Libya
  • Niger
  • Tunisia

Duration: 14 days

Time span: May 07 2022 to May 20 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: 24.0 °C
  • Minimum temperature anomaly: -9.5 °C
  • Minimum temperature: 14.6 °C

Event center: 26.0°N 8.5°E

Area affected: 1450564 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_2022-May-07_to_2022-May-20_8.5_26.0

Cold spell occuring from April 12 2022 to April 15 2022 at 9.0°N 14.0°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Central African Republic
  • Chad

Duration: 4 days

Time span: April 12 2022 to April 15 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 27.5 °C
  • Minimum temperature anomaly: -3.8 °C
  • Minimum temperature: 21.0 °C

Event center: 9.0°N 14.0°E

Area affected: 76446 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_2022-Apr-12_to_2022-Apr-15_14.0_9.0