Category: Extremes affecting Botswana

Heat wave occuring from February 22 2013 to March 07 2013 at -19.0°S 13.5°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Botswana
  • Lesotho
  • Namibia
  • South Africa

Duration: 14 days

Time span: February 22 2013 to March 07 2013

Statistics over entire affected area:

  • Mean temperature anomaly: 4.3 °C
  • Mean temperature: 27.9 °C
  • Maximum temperature anomaly: 8.2 °C
  • Maximum temperature: 33.2 °C

Event center: -19.0°S 13.5°E

Area affected: 1497579 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_2013-Feb-22_to_2013-Mar-07_13.5_-19.0

Heat wave occuring from February 12 2013 to February 18 2013 at -25.5°S 17.0°E

Download data: JSON

Event type: Heat wave

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

  • Botswana
  • Namibia
  • South Africa

Duration: 7 days

Time span: February 12 2013 to February 18 2013

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 29.0 °C
  • Maximum temperature anomaly: 5.4 °C
  • Maximum temperature: 32.5 °C

Event center: -25.5°S 17.0°E

Area affected: 279145 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_2013-Feb-12_to_2013-Feb-18_17.0_-25.5

Cold spell occuring from February 12 2013 to February 17 2013 at -17.0°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: 6 days

Time span: February 12 2013 to February 17 2013

Statistics over entire affected area:

  • Mean temperature anomaly: -2.5 °C
  • Mean temperature: 21.1 °C
  • Minimum temperature anomaly: -4.0 °C
  • Minimum temperature: 19.3 °C

Event center: -17.0°S 21.5°E

Area affected: 144652 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_2013-Feb-12_to_2013-Feb-17_21.5_-17.0

Heat wave occuring from January 29 2013 to February 03 2013 at -16.0°S 24.5°E

Download data: JSON

Event type: Heat wave

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

  • Botswana
  • Namibia
  • Zambia

Duration: 6 days

Time span: January 29 2013 to February 03 2013

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 25.7 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: 29.0 °C

Event center: -16.0°S 24.5°E

Area affected: 118526 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_2013-Jan-29_to_2013-Feb-03_24.5_-16.0

Cold spell occuring from January 16 2013 to January 20 2013 at -23.5°S 27.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • South Africa

Duration: 5 days

Time span: January 16 2013 to January 20 2013

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 21.8 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: 20.4 °C

Event center: -23.5°S 27.0°E

Area affected: 208942 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_2013-Jan-16_to_2013-Jan-20_27.0_-23.5

Heat wave occuring from December 22 2012 to February 04 2013 at -3.0°S 40.5°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Botswana
  • Burundi
  • Congo
  • Congo DRC
  • Djibouti
  • Ethiopia
  • Gabon
  • Iran
  • Kenya
  • Lesotho
  • Madagascar
  • Malawi
  • Mozambique
  • Namibia
  • Oman
  • Qatar
  • Rwanda
  • Saudi Arabia
  • Somalia
  • South Africa
  • Tanzania
  • Uganda
  • United Arab Emirates
  • Yemen
  • Zambia

Duration: 45 days

Time span: December 22 2012 to February 04 2013

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 26.8 °C
  • Maximum temperature anomaly: 10.1 °C
  • Maximum temperature: 34.8 °C

Event center: -3.0°S 40.5°E

Area affected: 9385085 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-Dec-22_to_2013-Feb-04_40.5_-3.0

Cold spell occuring from December 20 2012 to December 25 2012 at -14.5°S 18.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Namibia
  • Zambia
  • Zimbabwe

Duration: 6 days

Time span: December 20 2012 to December 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 20.5 °C
  • Minimum temperature anomaly: -4.5 °C
  • Minimum temperature: 17.2 °C

Event center: -14.5°S 18.5°E

Area affected: 326519 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-Dec-20_to_2012-Dec-25_18.5_-14.5

Cold spell occuring from December 10 2012 to December 15 2012 at -26.5°S 24.0°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: December 10 2012 to December 15 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: 20.8 °C
  • Minimum temperature anomaly: -8.5 °C
  • Minimum temperature: 15.9 °C

Event center: -26.5°S 24.0°E

Area affected: 619369 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-Dec-10_to_2012-Dec-15_24.0_-26.5

Cold spell occuring from November 26 2012 to December 02 2012 at -17.0°S 13.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Namibia

Duration: 7 days

Time span: November 26 2012 to December 02 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 21.1 °C
  • Minimum temperature anomaly: -6.0 °C
  • Minimum temperature: 18.0 °C

Event center: -17.0°S 13.5°E

Area affected: 337003 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-Nov-26_to_2012-Dec-02_13.5_-17.0

Heat wave occuring from November 10 2012 to November 25 2012 at -9.0°S 10.5°E

Download data: JSON

Event type: Heat wave

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

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

Duration: 16 days

Time span: November 10 2012 to November 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 26.1 °C
  • Maximum temperature anomaly: 7.7 °C
  • Maximum temperature: 33.2 °C

Event center: -9.0°S 10.5°E

Area affected: 1836608 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-Nov-10_to_2012-Nov-25_10.5_-9.0