Category: Extremes affecting Madagascar

Heat wave occuring from May 26 2020 to May 31 2020 at -22.0°S 46.5°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 6 days

Time span: May 26 2020 to May 31 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 20.8 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 23.5 °C

Event center: -22.0°S 46.5°E

Area affected: 57066 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-May-31_46.5_-22.0

Cold spell occuring from May 18 2020 to May 22 2020 at -18.5°S 48.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar

Duration: 5 days

Time span: May 18 2020 to May 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 16.0 °C
  • Minimum temperature anomaly: -2.8 °C
  • Minimum temperature: 11.5 °C

Event center: -18.5°S 48.5°E

Area affected: 64637 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-18_to_2020-May-22_48.5_-18.5

Cold spell occuring from May 14 2020 to May 19 2020 at -22.5°S 40.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar

Duration: 6 days

Time span: May 14 2020 to May 19 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -1.8 °C
  • Mean temperature: 21.7 °C
  • Minimum temperature anomaly: -3.9 °C
  • Minimum temperature: 15.0 °C

Event center: -22.5°S 40.5°E

Area affected: 175873 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-14_to_2020-May-19_40.5_-22.5

Cold spell occuring from March 31 2020 to April 06 2020 at -29.5°S 46.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar

Duration: 7 days

Time span: March 31 2020 to April 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 21.6 °C
  • Minimum temperature anomaly: -3.9 °C
  • Minimum temperature: 17.1 °C

Event center: -29.5°S 46.5°E

Area affected: 587449 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-31_to_2020-Apr-06_46.5_-29.5

Heat wave occuring from March 22 2020 to March 25 2020 at -14.5°S 46.5°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 4 days

Time span: March 22 2020 to March 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 0.9 °C
  • Mean temperature: 28.6 °C
  • Maximum temperature anomaly: 1.5 °C
  • Maximum temperature: 29.1 °C

Event center: -14.5°S 46.5°E

Area affected: 56857 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-22_to_2020-Mar-25_46.5_-14.5

Cold spell occuring from March 15 2020 to March 25 2020 at -27.5°S 49.0°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar

Duration: 11 days

Time span: March 15 2020 to March 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 23.0 °C
  • Minimum temperature anomaly: -3.9 °C
  • Minimum temperature: 17.2 °C

Event center: -27.5°S 49.0°E

Area affected: 1202492 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-15_to_2020-Mar-25_49.0_-27.5

Heat wave occuring from March 04 2020 to March 22 2020 at -21.5°S 44.5°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar
  • Malawi
  • Mozambique
  • Tanzania, United Republic of

Duration: 19 days

Time span: March 04 2020 to March 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.6 °C
  • Mean temperature: 27.7 °C
  • Maximum temperature anomaly: 4.7 °C
  • Maximum temperature: 32.2 °C

Event center: -21.5°S 44.5°E

Area affected: 1049631 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-04_to_2020-Mar-22_44.5_-21.5

Heat wave occuring from February 27 2020 to March 05 2020 at -14.5°S 50.0°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: February 27 2020 to March 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.4 °C
  • Mean temperature: 25.3 °C
  • Maximum temperature anomaly: 2.1 °C
  • Maximum temperature: 28.2 °C

Event center: -14.5°S 50.0°E

Area affected: 53605 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-Feb-27_to_2020-Mar-05_50.0_-14.5

Cold spell occuring from February 26 2020 to March 10 2020 at -26.5°S 48.0°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 14 days

Time span: February 26 2020 to March 10 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 20.2 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: 8.7 °C

Event center: -26.5°S 48.0°E

Area affected: 4574420 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-Feb-26_to_2020-Mar-10_48.0_-26.5

Heat wave occuring from February 24 2020 to March 01 2020 at -20.0°S 46.5°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: February 24 2020 to March 01 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 26.6 °C
  • Maximum temperature anomaly: 1.8 °C
  • Maximum temperature: 29.2 °C

Event center: -20.0°S 46.5°E

Area affected: 64045 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-Feb-24_to_2020-Mar-01_46.5_-20.0