Heat wave occuring from June 22 2011 to June 28 2011 at 18.0°N 35.5°E

Download data: JSON

Event type: Heat wave

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

  • Eritrea
  • Ethiopia
  • Sudan

Duration: 7 days

Time span: June 22 2011 to June 28 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 34.5 °C
  • Maximum temperature anomaly: 4.2 °C
  • Maximum temperature: 38.6 °C

Event center: 18.0°N 35.5°E

Area affected: 363672 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-Jun-22_to_2011-Jun-28_35.5_18.0

Cold spell occuring from June 20 2011 to June 22 2011 at 17.0°N 30.0°E

Download data: JSON

Event type: Cold spell

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

  • Sudan

Duration: 3 days

Time span: June 20 2011 to June 22 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 30.0 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: 27.5 °C

Event center: 17.0°N 30.0°E

Area affected: 61830 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-20_to_2011-Jun-22_30.0_17.0

Heat wave occuring from June 16 2011 to June 19 2011 at 15.0°N 33.0°E

Download data: JSON

Event type: Heat wave

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

  • Sudan

Duration: 4 days

Time span: June 16 2011 to June 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 36.1 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 37.9 °C

Event center: 15.0°N 33.0°E

Area affected: 74569 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-Jun-16_to_2011-Jun-19_33.0_15.0

Heat wave occuring from June 14 2011 to June 17 2011 at 16.0°N 27.5°E

Download data: JSON

Event type: Heat wave

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

  • Sudan

Duration: 4 days

Time span: June 14 2011 to June 17 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 35.6 °C
  • Maximum temperature anomaly: 4.2 °C
  • Maximum temperature: 38.3 °C

Event center: 16.0°N 27.5°E

Area affected: 121169 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-Jun-14_to_2011-Jun-17_27.5_16.0

Heat wave occuring from June 13 2011 to June 23 2011 at 10.0°N 23.5°E

Download data: JSON

Event type: Heat wave

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

  • Central African Republic
  • Chad
  • Congo DRC
  • South Sudan
  • Sudan

Duration: 11 days

Time span: June 13 2011 to June 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 28.4 °C
  • Maximum temperature anomaly: 3.9 °C
  • Maximum temperature: 33.3 °C

Event center: 10.0°N 23.5°E

Area affected: 877052 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-Jun-13_to_2011-Jun-23_23.5_10.0

Cold spell occuring from June 12 2011 to June 22 2011 at 14.5°N 40.5°E

Download data: JSON

Event type: Cold spell

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

  • Djibouti
  • Egypt
  • Eritrea
  • Ethiopia
  • Sudan

Duration: 11 days

Time span: June 12 2011 to June 22 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 29.1 °C
  • Minimum temperature anomaly: -4.6 °C
  • Minimum temperature: 13.0 °C

Event center: 14.5°N 40.5°E

Area affected: 571716 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-12_to_2011-Jun-22_40.5_14.5

Heat wave occuring from June 11 2011 to June 21 2011 at 16.0°N 21.5°E

Download data: JSON

Event type: Heat wave

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

  • Chad
  • Libya
  • Sudan

Duration: 11 days

Time span: June 11 2011 to June 21 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 33.7 °C
  • Maximum temperature anomaly: 4.6 °C
  • Maximum temperature: 38.3 °C

Event center: 16.0°N 21.5°E

Area affected: 330966 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-Jun-11_to_2011-Jun-21_21.5_16.0

Heat wave occuring from June 08 2011 to June 11 2011 at 19.5°N 35.5°E

Download data: JSON

Event type: Heat wave

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

  • Sudan

Duration: 4 days

Time span: June 08 2011 to June 11 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 38.0 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 39.7 °C

Event center: 19.5°N 35.5°E

Area affected: 84838 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-Jun-08_to_2011-Jun-11_35.5_19.5

Heat wave occuring from June 05 2011 to June 10 2011 at 15.5°N 36.0°E

Download data: JSON

Event type: Heat wave

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

  • Eritrea
  • Sudan

Duration: 6 days

Time span: June 05 2011 to June 10 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 36.0 °C
  • Maximum temperature anomaly: 3.9 °C
  • Maximum temperature: 38.0 °C

Event center: 15.5°N 36.0°E

Area affected: 95388 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-Jun-05_to_2011-Jun-10_36.0_15.5

Heat wave occuring from June 02 2011 to June 14 2011 at 24.0°N 12.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Cameroon
  • Central African Republic
  • Chad
  • Cyprus
  • Egypt
  • Libya
  • Mali
  • Niger
  • Nigeria
  • South Sudan
  • Sudan

Duration: 13 days

Time span: June 02 2011 to June 14 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 33.4 °C
  • Maximum temperature anomaly: 10.3 °C
  • Maximum temperature: 39.0 °C

Event center: 24.0°N 12.5°E

Area affected: 2917373 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-Jun-02_to_2011-Jun-14_12.5_24.0