Cold spell occuring from March 02 2012 to March 07 2012 at 11.0°N 33.0°E

Download data: JSON

Event type: Cold spell

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

  • Central African Republic
  • Ethiopia
  • South Sudan
  • Sudan

Duration: 6 days

Time span: March 02 2012 to March 07 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.0 °C
  • Mean temperature: 26.0 °C
  • Minimum temperature anomaly: -5.8 °C
  • Minimum temperature: 19.3 °C

Event center: 11.0°N 33.0°E

Area affected: 439877 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-02_to_2012-Mar-07_33.0_11.0

Heat wave occuring from December 25 2011 to December 29 2011 at 3.0°N 27.5°E

Download data: JSON

Event type: Heat wave

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

  • Congo DRC
  • South Sudan

Duration: 5 days

Time span: December 25 2011 to December 29 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 27.2 °C
  • Maximum temperature anomaly: 2.9 °C
  • Maximum temperature: 29.2 °C

Event center: 3.0°N 27.5°E

Area affected: 58621 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_2011-Dec-25_to_2011-Dec-29_27.5_3.0

Cold spell occuring from November 23 2011 to December 13 2011 at 2.5°N 34.5°E

Download data: JSON

Event type: Cold spell

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

  • Ethiopia
  • Kenya
  • Somalia
  • South Sudan
  • Tanzania
  • Uganda

Duration: 21 days

Time span: November 23 2011 to December 13 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 22.5 °C
  • Minimum temperature anomaly: -5.9 °C
  • Minimum temperature: 13.2 °C

Event center: 2.5°N 34.5°E

Area affected: 814277 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-23_to_2011-Dec-13_34.5_2.5

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 October 27 2011 to November 12 2011 at 14.0°N 40.0°E

Download data: JSON

Event type: Cold spell

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

  • Chad
  • Egypt
  • Eritrea
  • Ethiopia
  • Saudi Arabia
  • South Sudan
  • Sudan

Duration: 17 days

Time span: October 27 2011 to November 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 23.8 °C
  • Minimum temperature anomaly: -4.9 °C
  • Minimum temperature: 15.9 °C

Event center: 14.0°N 40.0°E

Area affected: 1601014 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-27_to_2011-Nov-12_40.0_14.0

Cold spell occuring from October 27 2011 to November 16 2011 at 3.0°N 36.0°E

Download data: JSON

Event type: Cold spell

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

  • Ethiopia
  • Kenya
  • Somalia
  • South Sudan
  • Tanzania
  • Uganda

Duration: 21 days

Time span: October 27 2011 to November 16 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 22.8 °C
  • Minimum temperature anomaly: -6.0 °C
  • Minimum temperature: 13.4 °C

Event center: 3.0°N 36.0°E

Area affected: 705643 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-27_to_2011-Nov-16_36.0_3.0

Cold spell occuring from October 26 2011 to December 24 2011 at 37.5°N 45.0°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Albania
  • Armenia
  • Austria
  • Azerbaijan
  • Bahrain
  • Bosnia and Herzegovina
  • Bulgaria
  • Cameroon
  • Central African Republic
  • Chad
  • China
  • Congo
  • Congo DRC
  • Croatia
  • Cyprus
  • Czech Republic
  • Djibouti
  • Egypt
  • Eritrea
  • Ethiopia
  • Georgia
  • Greece
  • Hungary
  • Iran
  • Iraq
  • Israel
  • Italy
  • Jordan
  • Kazakhstan
  • Kuwait
  • Kyrgyzstan
  • Lebanon
  • Libya
  • Mali
  • Niger
  • Nigeria
  • North Macedonia
  • Oman
  • Pakistan
  • Palestinian Territory
  • Poland
  • Qatar
  • Romania
  • Russian Federation
  • Saudi Arabia
  • Serbia
  • Slovakia
  • Slovenia
  • Somalia
  • South Sudan
  • Sudan
  • Syria
  • Tajikistan
  • Turkiye
  • Turkmenistan
  • Ukraine
  • United Arab Emirates
  • Uzbekistan
  • Yemen

Duration: 60 days

Time span: October 26 2011 to December 24 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.4 °C
  • Mean temperature: 9.8 °C
  • Minimum temperature anomaly: -19.7 °C
  • Minimum temperature: -27.5 °C

Event center: 37.5°N 45.0°E

Area affected: 22191719 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-26_to_2011-Dec-24_45.0_37.5

Cold spell occuring from September 01 2011 to September 21 2011 at 5.5°N 35.5°E

Download data: JSON

Event type: Cold spell

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

  • Ethiopia
  • Kenya
  • South Sudan
  • Sudan
  • Uganda

Duration: 21 days

Time span: September 01 2011 to September 21 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.5 °C
  • Mean temperature: 22.1 °C
  • Minimum temperature anomaly: -6.3 °C
  • Minimum temperature: 11.6 °C

Event center: 5.5°N 35.5°E

Area affected: 461149 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-01_to_2011-Sep-21_35.5_5.5

Heat wave occuring from July 31 2011 to August 03 2011 at 2.0°N 29.5°E

Download data: JSON

Event type: Heat wave

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

  • Congo DRC
  • South Sudan
  • Uganda

Duration: 4 days

Time span: July 31 2011 to August 03 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 23.1 °C
  • Maximum temperature anomaly: 2.1 °C
  • Maximum temperature: 25.8 °C

Event center: 2.0°N 29.5°E

Area affected: 67927 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_2011-Jul-31_to_2011-Aug-03_29.5_2.0

Heat wave occuring from July 10 2011 to July 24 2011 at 12.5°N 25.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Benin
  • Central African Republic
  • Chad
  • Eritrea
  • Ethiopia
  • Mali
  • Niger
  • Nigeria
  • South Sudan
  • Sudan

Duration: 15 days

Time span: July 10 2011 to July 24 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 32.4 °C
  • Maximum temperature anomaly: 4.6 °C
  • Maximum temperature: 38.0 °C

Event center: 12.5°N 25.0°E

Area affected: 1887464 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_2011-Jul-10_to_2011-Jul-24_25.0_12.5