Cold spell occuring from March 06 2012 to March 24 2012 at 22.0°N 6.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Benin
  • Burkina Faso
  • Chad
  • Côte d’Ivoire
  • Egypt
  • Ghana
  • Guinea
  • Libya
  • Mali
  • Mauritania
  • Morocco
  • Niger
  • Nigeria
  • Sudan
  • Togo
  • Tunisia

Duration: 19 days

Time span: March 06 2012 to March 24 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.4 °C
  • Mean temperature: 16.5 °C
  • Minimum temperature anomaly: -11.8 °C
  • Minimum temperature: 1.8 °C

Event center: 22.0°N 6.5°E

Area affected: 8418815 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-06_to_2012-Mar-24_6.5_22.0

Cold spell occuring from February 20 2012 to February 24 2012 at 7.5°N 352.5°E

Download data: JSON

Event type: Cold spell

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

  • Côte d’Ivoire
  • Ghana
  • Guinea
  • Liberia

Duration: 5 days

Time span: February 20 2012 to February 24 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.1 °C
  • Mean temperature: 26.3 °C
  • Minimum temperature anomaly: -3.6 °C
  • Minimum temperature: 23.4 °C

Event center: 7.5°N 352.5°E

Area affected: 143928 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-Feb-20_to_2012-Feb-24_352.5_7.5

Heat wave occuring from January 29 2012 to February 05 2012 at 8.0°N 354.0°E

Download data: JSON

Event type: Heat wave

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

  • Côte d’Ivoire
  • Guinea
  • Liberia

Duration: 8 days

Time span: January 29 2012 to February 05 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 28.6 °C
  • Maximum temperature anomaly: 2.7 °C
  • Maximum temperature: 30.8 °C

Event center: 8.0°N 354.0°E

Area affected: 52035 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-Jan-29_to_2012-Feb-05_354.0_8.0

Cold spell occuring from January 18 2012 to January 30 2012 at 21.0°N 336.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Burkina Faso
  • Cabo Verde
  • Côte d’Ivoire
  • Gambia
  • Guinea
  • Guinea-Bissau
  • Mali
  • Mauritania
  • Morocco
  • Senegal

Duration: 13 days

Time span: January 18 2012 to January 30 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.4 °C
  • Mean temperature: 16.6 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: 9.7 °C

Event center: 21.0°N 336.0°E

Area affected: 4250412 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-Jan-18_to_2012-Jan-30_336.0_21.0

Cold spell occuring from January 15 2012 to March 19 2012 at 21.0°N 336.0°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Albania
  • Algeria
  • Andorra
  • Armenia
  • Austria
  • Azerbaijan
  • Bangladesh
  • Belarus
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Burkina Faso
  • Cabo Verde
  • Canarias
  • China
  • Croatia
  • Czech Republic
  • Côte d’Ivoire
  • Denmark
  • Egypt
  • Estonia
  • Finland
  • France
  • Gambia
  • Georgia
  • Germany
  • Ghana
  • Greece
  • Guinea
  • Guinea-Bissau
  • Hungary
  • India
  • Iran
  • Ireland
  • Italy
  • Japan
  • Kazakhstan
  • Kyrgyzstan
  • Latvia
  • Libya
  • Lithuania
  • Luxembourg
  • Madeira
  • Mali
  • Mauritania
  • Moldova
  • Mongolia
  • Montenegro
  • Morocco
  • Nepal
  • Netherlands
  • Niger
  • North Korea
  • North Macedonia
  • Norway
  • Oman
  • Pakistan
  • Poland
  • Portugal
  • Romania
  • Russian Federation
  • Senegal
  • Serbia
  • Sierra Leone
  • Slovakia
  • Slovenia
  • South Korea
  • Spain
  • Sweden
  • Switzerland
  • Tajikistan
  • Tunisia
  • Turkiye
  • Turkmenistan
  • Ukraine
  • United Kingdom
  • Uzbekistan

Duration: 65 days

Time span: January 15 2012 to March 19 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -8.3 °C
  • Mean temperature: -6.9 °C
  • Minimum temperature anomaly: -25.5 °C
  • Minimum temperature: -47.7 °C

Event center: 21.0°N 24.0°W

Area affected: 47897737 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-Jan-15_to_2012-Mar-19_336.0_21.0

Heat wave occuring from January 05 2012 to January 15 2012 at 6.0°N 354.5°E

Download data: JSON

Event type: Heat wave

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

  • Côte d’Ivoire
  • Guinea
  • Liberia
  • Sierra Leone

Duration: 11 days

Time span: January 05 2012 to January 15 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 27.0 °C
  • Maximum temperature anomaly: 2.3 °C
  • Maximum temperature: 28.8 °C

Event center: 6.0°N 354.5°E

Area affected: 98216 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-Jan-05_to_2012-Jan-15_354.5_6.0

Cold spell occuring from December 31 2011 to January 03 2012 at 12.0°N 344.5°E

Download data: JSON

Event type: Cold spell

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

  • Guinea
  • Guinea-Bissau

Duration: 4 days

Time span: December 31 2011 to January 03 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 23.2 °C
  • Minimum temperature anomaly: -3.0 °C
  • Minimum temperature: 20.4 °C

Event center: 12.0°N 344.5°E

Area affected: 78619 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-Dec-31_to_2012-Jan-03_344.5_12.0

Cold spell occuring from December 26 2011 to January 02 2012 at 16.5°N 345.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Burkina Faso
  • Côte d’Ivoire
  • Guinea
  • Mali
  • Mauritania
  • Morocco
  • Niger
  • Senegal

Duration: 8 days

Time span: December 26 2011 to January 02 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: 15.1 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: 4.5 °C

Event center: 16.5°N 345.0°E

Area affected: 2854943 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-Dec-26_to_2012-Jan-02_345.0_16.5

Cold spell occuring from December 17 2011 to December 20 2011 at 12.5°N 344.5°E

Download data: JSON

Event type: Cold spell

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

  • Gambia
  • Guinea
  • Guinea-Bissau
  • Senegal

Duration: 4 days

Time span: December 17 2011 to December 20 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 23.7 °C
  • Minimum temperature anomaly: -2.8 °C
  • Minimum temperature: 22.6 °C

Event center: 12.5°N 344.5°E

Area affected: 54329 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-Dec-17_to_2011-Dec-20_344.5_12.5

Heat wave occuring from October 20 2011 to November 11 2011 at 13.5°N 350.5°E

Download data: JSON

Event type: Heat wave

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

  • Guinea
  • Mali
  • Mauritania
  • Senegal

Duration: 23 days

Time span: October 20 2011 to November 11 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 31.9 °C
  • Maximum temperature anomaly: 4.1 °C
  • Maximum temperature: 36.0 °C

Event center: 13.5°N 350.5°E

Area affected: 405834 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-Oct-20_to_2011-Nov-11_350.5_13.5