Cold spell occuring from August 13 2011 to August 26 2011 at -16.0°S 15.5°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
  • Malawi
  • Mozambique
  • Namibia
  • South Africa
  • Tanzania
  • Zambia
  • Zimbabwe

Duration: 14 days

Time span: August 13 2011 to August 26 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 16.8 °C
  • Minimum temperature anomaly: -11.2 °C
  • Minimum temperature: -6.1 °C

Event center: -16.0°S 15.5°E

Area affected: 4282905 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-Aug-13_to_2011-Aug-26_15.5_-16.0

Cold spell occuring from August 11 2011 to August 20 2011 at -1.5°S 35.0°E

Download data: JSON

Event type: Cold spell

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

  • Burundi
  • Congo DRC
  • Kenya
  • Rwanda
  • Tanzania
  • Uganda

Duration: 10 days

Time span: August 11 2011 to August 20 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.8 °C
  • Mean temperature: 20.2 °C
  • Minimum temperature anomaly: -3.9 °C
  • Minimum temperature: 12.9 °C

Event center: -1.5°S 35.0°E

Area affected: 216254 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-Aug-11_to_2011-Aug-20_35.0_-1.5

Cold spell occuring from July 25 2011 to August 04 2011 at -30.0°S 28.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Congo DRC
  • Lesotho
  • Mozambique
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 11 days

Time span: July 25 2011 to August 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 12.6 °C
  • Minimum temperature anomaly: -14.5 °C
  • Minimum temperature: -10.0 °C

Event center: -30.0°S 28.5°E

Area affected: 1087788 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-Jul-25_to_2011-Aug-04_28.5_-30.0

Cold spell occuring from July 05 2011 to July 22 2011 at -25.0°S 34.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Congo DRC
  • Malawi
  • Mozambique
  • South Africa
  • Tanzania
  • Zambia
  • Zimbabwe

Duration: 18 days

Time span: July 05 2011 to July 22 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 17.1 °C
  • Minimum temperature anomaly: -5.0 °C
  • Minimum temperature: 8.0 °C

Event center: -25.0°S 34.5°E

Area affected: 2240506 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-Jul-05_to_2011-Jul-22_34.5_-25.0

Cold spell occuring from June 10 2011 to June 12 2011 at 1.0°N 30.5°E

Download data: JSON

Event type: Cold spell

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

  • Congo DRC
  • Uganda

Duration: 3 days

Time span: June 10 2011 to June 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.7 °C
  • Mean temperature: 20.6 °C
  • Minimum temperature anomaly: -2.8 °C
  • Minimum temperature: 18.7 °C

Event center: 1.0°N 30.5°E

Area affected: 86461 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-Jun-10_to_2011-Jun-12_30.5_1.0

Cold spell occuring from March 18 2011 to March 24 2011 at -16.5°S 12.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Congo DRC
  • Namibia
  • Zambia

Duration: 7 days

Time span: March 18 2011 to March 24 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 19.6 °C
  • Minimum temperature anomaly: -5.2 °C
  • Minimum temperature: 15.0 °C

Event center: -16.5°S 12.5°E

Area affected: 704831 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-Mar-18_to_2011-Mar-24_12.5_-16.5

Cold spell occuring from March 18 2011 to March 23 2011 at -8.0°S 32.0°E

Download data: JSON

Event type: Cold spell

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

  • Congo DRC
  • Tanzania
  • Zambia

Duration: 6 days

Time span: March 18 2011 to March 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 20.2 °C
  • Minimum temperature anomaly: -2.9 °C
  • Minimum temperature: 17.5 °C

Event center: -8.0°S 32.0°E

Area affected: 106565 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-Mar-18_to_2011-Mar-23_32.0_-8.0

Cold spell occuring from February 11 2011 to February 16 2011 at -9.5°S 27.0°E

Download data: JSON

Event type: Cold spell

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

  • Congo DRC
  • Zambia

Duration: 6 days

Time span: February 11 2011 to February 16 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.8 °C
  • Mean temperature: 19.6 °C
  • Minimum temperature anomaly: -3.0 °C
  • Minimum temperature: 17.7 °C

Event center: -9.5°S 27.0°E

Area affected: 82014 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-Feb-11_to_2011-Feb-16_27.0_-9.5

Cold spell occuring from February 11 2011 to February 17 2011 at -11.0°S 20.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Congo DRC

Duration: 7 days

Time span: February 11 2011 to February 17 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.7 °C
  • Mean temperature: 19.4 °C
  • Minimum temperature anomaly: -2.8 °C
  • Minimum temperature: 17.3 °C

Event center: -11.0°S 20.5°E

Area affected: 169536 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-Feb-11_to_2011-Feb-17_20.5_-11.0

Cold spell occuring from February 03 2011 to February 09 2011 at 5.0°N 14.5°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Central African Republic
  • Congo
  • Congo DRC

Duration: 7 days

Time span: February 03 2011 to February 09 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 23.6 °C
  • Minimum temperature anomaly: -4.6 °C
  • Minimum temperature: 21.1 °C

Event center: 5.0°N 14.5°E

Area affected: 144976 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-Feb-03_to_2011-Feb-09_14.5_5.0