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 February 09 2012 to February 14 2012 at -27.0°S 21.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Namibia
  • South Africa

Duration: 6 days

Time span: February 09 2012 to February 14 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.7 °C
  • Mean temperature: 20.4 °C
  • Minimum temperature anomaly: -11.7 °C
  • Minimum temperature: 12.8 °C

Event center: -27.0°S 21.5°E

Area affected: 586344 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-09_to_2012-Feb-14_21.5_-27.0

Cold spell occuring from February 01 2012 to February 04 2012 at -30.5°S 22.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Namibia
  • South Africa

Duration: 4 days

Time span: February 01 2012 to February 04 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: 20.2 °C
  • Minimum temperature anomaly: -7.6 °C
  • Minimum temperature: 13.9 °C

Event center: -30.5°S 22.5°E

Area affected: 312677 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-01_to_2012-Feb-04_22.5_-30.5

Cold spell occuring from January 28 2012 to February 03 2012 at -21.5°S 17.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Namibia
  • Zambia

Duration: 7 days

Time span: January 28 2012 to February 03 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 21.1 °C
  • Minimum temperature anomaly: -7.1 °C
  • Minimum temperature: 17.8 °C

Event center: -21.5°S 17.0°E

Area affected: 296563 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-Jan-28_to_2012-Feb-03_17.0_-21.5

Cold spell occuring from December 08 2011 to December 14 2011 at -15.5°S 21.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Namibia
  • Zambia

Duration: 7 days

Time span: December 08 2011 to December 14 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 21.4 °C
  • Minimum temperature anomaly: -5.0 °C
  • Minimum temperature: 17.9 °C

Event center: -15.5°S 21.5°E

Area affected: 506841 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_2011-Dec-08_to_2011-Dec-14_21.5_-15.5

Cold spell occuring from November 13 2011 to April 25 2012 at -21.0°S 333.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Argentina
  • Benin
  • Brazil
  • Cameroon
  • Central African Republic
  • Congo
  • Congo DRC
  • Côte d’Ivoire
  • Gabon
  • Ghana
  • Liberia
  • Namibia
  • Nigeria
  • Paraguay
  • Sierra Leone
  • South Africa
  • South Sudan
  • Togo
  • Uganda

Duration: 165 days

Time span: November 13 2011 to April 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.3 °C
  • Mean temperature: 22.4 °C
  • Minimum temperature anomaly: -11.9 °C
  • Minimum temperature: 7.5 °C

Event center: -21.0°S 333.0°E

Area affected: 29177637 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_2011-Nov-13_to_2012-Apr-25_333.0_-21.0

Cold spell occuring from November 10 2011 to November 18 2011 at -22.0°S 14.0°E

Download data: JSON

Event type: Cold spell

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

  • Namibia

Duration: 9 days

Time span: November 10 2011 to November 18 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.4 °C
  • Mean temperature: 16.3 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: 12.7 °C

Event center: -22.0°S 14.0°E

Area affected: 582600 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_2011-Nov-10_to_2011-Nov-18_14.0_-22.0

Cold spell occuring from October 10 2011 to November 23 2011 at -5.5°S 319.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Botswana
  • Brazil
  • French Guiana
  • Guyana
  • Namibia
  • Paraguay
  • South Africa
  • Suriname
  • Venezuela

Duration: 45 days

Time span: October 10 2011 to November 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.5 °C
  • Mean temperature: 17.8 °C
  • Minimum temperature anomaly: -11.9 °C
  • Minimum temperature: -0.6 °C

Event center: -5.5°S 319.5°E

Area affected: 22633051 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_2011-Oct-10_to_2011-Nov-23_319.5_-5.5

Cold spell occuring from October 02 2011 to October 04 2011 at -22.5°S 17.0°E

Download data: JSON

Event type: Cold spell

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

  • Namibia

Duration: 3 days

Time span: October 02 2011 to October 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 17.5 °C
  • Minimum temperature anomaly: -6.9 °C
  • Minimum temperature: 14.8 °C

Event center: -22.5°S 17.0°E

Area affected: 93394 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_2011-Oct-02_to_2011-Oct-04_17.0_-22.5

Cold spell occuring from September 30 2011 to October 06 2011 at -16.0°S 4.5°E

Download data: JSON

Event type: Cold spell

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

  • Namibia

Duration: 7 days

Time span: September 30 2011 to October 06 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -0.8 °C
  • Mean temperature: 16.7 °C
  • Minimum temperature anomaly: -3.2 °C
  • Minimum temperature: 12.6 °C

Event center: -16.0°S 4.5°E

Area affected: 856172 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_2011-Sep-30_to_2011-Oct-06_4.5_-16.0