Category: Extremes affecting Madagascar

Heat wave occuring from May 17 2012 to May 21 2012 at -19.5°S 52.0°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: May 17 2012 to May 21 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 1.3 °C
  • Mean temperature: 26.0 °C
  • Maximum temperature anomaly: 2.5 °C
  • Maximum temperature: 26.8 °C

Event center: -19.5°S 52.0°E

Area affected: 321479 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_2012-May-17_to_2012-May-21_52.0_-19.5

Heat wave occuring from April 28 2012 to May 06 2012 at -29.0°S 42.5°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 9 days

Time span: April 28 2012 to May 06 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 22.3 °C
  • Maximum temperature anomaly: 5.1 °C
  • Maximum temperature: 27.9 °C

Event center: -29.0°S 42.5°E

Area affected: 1730638 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_2012-Apr-28_to_2012-May-06_42.5_-29.0

Cold spell occuring from April 26 2012 to May 02 2012 at -16.5°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: April 26 2012 to May 02 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: 21.8 °C
  • Minimum temperature anomaly: -2.7 °C
  • Minimum temperature: 15.9 °C

Event center: -16.5°S 46.5°E

Area affected: 162649 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_2012-Apr-26_to_2012-May-02_46.5_-16.5

Cold spell occuring from April 19 2012 to May 04 2012 at -14.0°S 43.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar
  • Mozambique
  • Tanzania

Duration: 16 days

Time span: April 19 2012 to May 04 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 25.5 °C
  • Minimum temperature anomaly: -3.1 °C
  • Minimum temperature: 19.4 °C

Event center: -14.0°S 43.5°E

Area affected: 432021 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_2012-Apr-19_to_2012-May-04_43.5_-14.0

Cold spell occuring from March 26 2012 to April 08 2012 at -21.5°S 17.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Congo DRC
  • Eswatini
  • Lesotho
  • Madagascar
  • Malawi
  • Mozambique
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 14 days

Time span: March 26 2012 to April 08 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 19.2 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: 4.6 °C

Event center: -21.5°S 17.5°E

Area affected: 3781144 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_2012-Mar-26_to_2012-Apr-08_17.5_-21.5

Cold spell occuring from March 21 2012 to March 29 2012 at -22.0°S 49.0°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar

Duration: 9 days

Time span: March 21 2012 to March 29 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.1 °C
  • Mean temperature: 25.2 °C
  • Minimum temperature anomaly: -1.7 °C
  • Minimum temperature: 20.3 °C

Event center: -22.0°S 49.0°E

Area affected: 440916 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_2012-Mar-21_to_2012-Mar-29_49.0_-22.0

Cold spell occuring from March 20 2012 to March 29 2012 at -22.0°S 44.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar
  • Mozambique

Duration: 10 days

Time span: March 20 2012 to March 29 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.3 °C
  • Mean temperature: 25.8 °C
  • Minimum temperature anomaly: -2.7 °C
  • Minimum temperature: 16.6 °C

Event center: -22.0°S 44.5°E

Area affected: 660172 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_2012-Mar-20_to_2012-Mar-29_44.5_-22.0

Cold spell occuring from March 06 2012 to March 17 2012 at -11.0°S 39.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar
  • Malawi
  • Mozambique
  • Tanzania
  • Zambia

Duration: 12 days

Time span: March 06 2012 to March 17 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.5 °C
  • Mean temperature: 24.7 °C
  • Minimum temperature anomaly: -3.2 °C
  • Minimum temperature: 18.4 °C

Event center: -11.0°S 39.5°E

Area affected: 844024 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_2012-Mar-06_to_2012-Mar-17_39.5_-11.0

Cold spell occuring from March 04 2012 to March 07 2012 at -21.0°S 46.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar

Duration: 4 days

Time span: March 04 2012 to March 07 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.8 °C
  • Mean temperature: 20.0 °C
  • Minimum temperature anomaly: -3.3 °C
  • Minimum temperature: 15.2 °C

Event center: -21.0°S 46.5°E

Area affected: 55181 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_2012-Mar-04_to_2012-Mar-07_46.5_-21.0

Cold spell occuring from February 26 2012 to March 02 2012 at -17.0°S 46.5°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: February 26 2012 to March 02 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: 22.8 °C
  • Minimum temperature anomaly: -3.3 °C
  • Minimum temperature: 15.9 °C

Event center: -17.0°S 46.5°E

Area affected: 138616 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_2012-Feb-26_to_2012-Mar-02_46.5_-17.0