Category: Extremes affecting Botswana

Heat wave occuring from August 28 2012 to August 31 2012 at -28.5°S 24.0°E

Download data: JSON

Event type: Heat wave

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

  • Botswana
  • Namibia
  • South Africa

Duration: 4 days

Time span: August 28 2012 to August 31 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 5.5 °C
  • Mean temperature: 20.9 °C
  • Maximum temperature anomaly: 7.4 °C
  • Maximum temperature: 24.6 °C

Event center: -28.5°S 24.0°E

Area affected: 237628 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-Aug-28_to_2012-Aug-31_24.0_-28.5

Heat wave occuring from August 19 2012 to August 28 2012 at -25.5°S 26.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Botswana
  • Lesotho
  • Mozambique
  • Namibia
  • South Africa
  • Zimbabwe

Duration: 10 days

Time span: August 19 2012 to August 28 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 22.7 °C
  • Maximum temperature anomaly: 8.7 °C
  • Maximum temperature: 27.9 °C

Event center: -25.5°S 26.0°E

Area affected: 1421536 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-Aug-19_to_2012-Aug-28_26.0_-25.5

Cold spell occuring from August 06 2012 to August 13 2012 at -19.5°S 24.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Lesotho
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 8 days

Time span: August 06 2012 to August 13 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -6.0 °C
  • Mean temperature: 9.9 °C
  • Minimum temperature anomaly: -12.2 °C
  • Minimum temperature: -8.8 °C

Event center: -19.5°S 24.0°E

Area affected: 2217642 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-Aug-06_to_2012-Aug-13_24.0_-19.5

Heat wave occuring from August 01 2012 to August 06 2012 at -20.5°S 17.0°E

Download data: JSON

Event type: Heat wave

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

  • Botswana
  • Namibia

Duration: 6 days

Time span: August 01 2012 to August 06 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 3.3 °C
  • Mean temperature: 19.8 °C
  • Maximum temperature anomaly: 6.0 °C
  • Maximum temperature: 23.1 °C

Event center: -20.5°S 17.0°E

Area affected: 155285 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-Aug-01_to_2012-Aug-06_17.0_-20.5

Cold spell occuring from July 19 2012 to July 23 2012 at -14.5°S 23.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Zambia

Duration: 5 days

Time span: July 19 2012 to July 23 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.5 °C
  • Mean temperature: 16.0 °C
  • Minimum temperature anomaly: -3.3 °C
  • Minimum temperature: 14.0 °C

Event center: -14.5°S 23.0°E

Area affected: 136828 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-Jul-19_to_2012-Jul-23_23.0_-14.5

Cold spell occuring from July 11 2012 to July 22 2012 at -16.5°S 17.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Malawi
  • Mozambique
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 12 days

Time span: July 11 2012 to July 22 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: 11.7 °C
  • Minimum temperature anomaly: -10.2 °C
  • Minimum temperature: 2.1 °C

Event center: -16.5°S 17.5°E

Area affected: 1708173 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-Jul-11_to_2012-Jul-22_17.5_-16.5

Heat wave occuring from June 29 2012 to July 09 2012 at -26.0°S 26.5°E

Download data: JSON

Event type: Heat wave

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

  • Botswana
  • Namibia
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 11 days

Time span: June 29 2012 to July 09 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 16.8 °C
  • Maximum temperature anomaly: 6.9 °C
  • Maximum temperature: 21.6 °C

Event center: -26.0°S 26.5°E

Area affected: 861674 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-Jun-29_to_2012-Jul-09_26.5_-26.0

Heat wave occuring from June 17 2012 to July 02 2012 at -10.5°S 17.0°E

Download data: JSON

Event type: Heat wave

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

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

Duration: 16 days

Time span: June 17 2012 to July 02 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 20.6 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 27.5 °C

Event center: -10.5°S 17.0°E

Area affected: 3115542 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-Jun-17_to_2012-Jul-02_17.0_-10.5

Cold spell occuring from June 04 2012 to June 16 2012 at -30.0°S 28.0°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 13 days

Time span: June 04 2012 to June 16 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: 12.0 °C
  • Minimum temperature anomaly: -11.1 °C
  • Minimum temperature: -7.4 °C

Event center: -30.0°S 28.0°E

Area affected: 2875523 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-Jun-04_to_2012-Jun-16_28.0_-30.0

Cold spell occuring from May 18 2012 to May 21 2012 at -34.5°S 27.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Lesotho
  • Namibia
  • South Africa

Duration: 4 days

Time span: May 18 2012 to May 21 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: 12.1 °C
  • Minimum temperature anomaly: -10.1 °C
  • Minimum temperature: 0.9 °C

Event center: -34.5°S 27.5°E

Area affected: 1489767 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-May-18_to_2012-May-21_27.5_-34.5