Category: Extremes affecting Madagascar

Cold spell occuring from January 15 2022 to February 02 2022 at -29.5°S 50.0°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar
  • Réunion

Duration: 19 days

Time span: January 15 2022 to February 02 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 21.6 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: 14.1 °C

Event center: -29.5°S 50.0°E

Area affected: 3698448 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-Jan-15_to_2022-Feb-02_50.0_-29.5

Cold spell occuring from December 15 2021 to January 03 2022 at -34.5°S 23.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Eswatini
  • Lesotho
  • Madagascar
  • Mozambique
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 20 days

Time span: December 15 2021 to January 03 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 17.9 °C
  • Minimum temperature anomaly: -9.8 °C
  • Minimum temperature: 3.9 °C

Event center: -34.5°S 23.5°E

Area affected: 6195691 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_2021-Dec-15_to_2022-Jan-03_23.5_-34.5

Cold spell occuring from November 23 2021 to December 01 2021 at -28.0°S 48.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar
  • Malawi
  • Mozambique
  • Zambia

Duration: 9 days

Time span: November 23 2021 to December 01 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 16.9 °C
  • Minimum temperature anomaly: -6.9 °C
  • Minimum temperature: 2.4 °C

Event center: -28.0°S 48.5°E

Area affected: 5030110 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_2021-Nov-23_to_2021-Dec-01_48.5_-28.0

Heat wave occuring from November 19 2021 to November 25 2021 at -20.0°S 47.5°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 7 days

Time span: November 19 2021 to November 25 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 23.5 °C
  • Maximum temperature anomaly: 4.3 °C
  • Maximum temperature: 27.0 °C

Event center: -20.0°S 47.5°E

Area affected: 73395 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_2021-Nov-19_to_2021-Nov-25_47.5_-20.0

Heat wave occuring from October 22 2021 to October 26 2021 at -13.0°S 50.5°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 5 days

Time span: October 22 2021 to October 26 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 0.9 °C
  • Mean temperature: 26.3 °C
  • Maximum temperature anomaly: 1.6 °C
  • Maximum temperature: 27.4 °C

Event center: -13.0°S 50.5°E

Area affected: 75558 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_2021-Oct-22_to_2021-Oct-26_50.5_-13.0

Heat wave occuring from October 21 2021 to October 28 2021 at -17.0°S 46.0°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 8 days

Time span: October 21 2021 to October 28 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 25.2 °C
  • Maximum temperature anomaly: 3.8 °C
  • Maximum temperature: 30.7 °C

Event center: -17.0°S 46.0°E

Area affected: 458764 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_2021-Oct-21_to_2021-Oct-28_46.0_-17.0

Cold spell occuring from October 17 2021 to October 24 2021 at -27.5°S 35.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Eswatini
  • Madagascar
  • Mozambique
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 8 days

Time span: October 17 2021 to October 24 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: 20.0 °C
  • Minimum temperature anomaly: -11.2 °C
  • Minimum temperature: 8.9 °C

Event center: -27.5°S 35.0°E

Area affected: 2453450 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_2021-Oct-17_to_2021-Oct-24_35.0_-27.5

Heat wave occuring from October 13 2021 to October 17 2021 at -18.5°S 45.5°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 5 days

Time span: October 13 2021 to October 17 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 1.8 °C
  • Mean temperature: 27.5 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 29.4 °C

Event center: -18.5°S 45.5°E

Area affected: 85133 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_2021-Oct-13_to_2021-Oct-17_45.5_-18.5

Heat wave occuring from September 25 2021 to October 02 2021 at -17.5°S 44.0°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 8 days

Time span: September 25 2021 to October 02 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 26.9 °C
  • Maximum temperature anomaly: 2.6 °C
  • Maximum temperature: 28.9 °C

Event center: -17.5°S 44.0°E

Area affected: 84999 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_2021-Sep-25_to_2021-Oct-02_44.0_-17.5

Heat wave occuring from August 18 2021 to August 22 2021 at -11.0°S 43.0°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 5 days

Time span: August 18 2021 to August 22 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 0.7 °C
  • Mean temperature: 25.0 °C
  • Maximum temperature anomaly: 2.3 °C
  • Maximum temperature: 25.7 °C

Event center: -11.0°S 43.0°E

Area affected: 445021 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_2021-Aug-18_to_2021-Aug-22_43.0_-11.0