Cold spell occuring from June 24 2011 to July 02 2011 at 26.5°N 11.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Chad
  • Egypt
  • Libya
  • Niger
  • Tunisia

Duration: 9 days

Time span: June 24 2011 to July 02 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 28.0 °C
  • Minimum temperature anomaly: -7.9 °C
  • Minimum temperature: 22.0 °C

Event center: 26.5°N 11.5°E

Area affected: 1694019 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-24_to_2011-Jul-02_11.5_26.5

Cold spell occuring from June 01 2011 to June 11 2011 at 32.0°N 0.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Morocco
  • Spain
  • Tunisia

Duration: 11 days

Time span: June 01 2011 to June 11 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 19.9 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: 9.2 °C

Event center: 32.0°N 0.0°E

Area affected: 1071369 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-01_to_2011-Jun-11_0.0_32.0

Cold spell occuring from May 19 2011 to May 28 2011 at 26.0°N 4.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Libya
  • Mali
  • Mauritania
  • Morocco
  • Tunisia

Duration: 10 days

Time span: May 19 2011 to May 28 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: 24.8 °C
  • Minimum temperature anomaly: -8.9 °C
  • Minimum temperature: 11.3 °C

Event center: 26.0°N 4.5°E

Area affected: 2544616 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-May-19_to_2011-May-28_4.5_26.0

Cold spell occuring from May 10 2011 to May 12 2011 at 30.5°N 11.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Libya
  • Tunisia

Duration: 3 days

Time span: May 10 2011 to May 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -6.3 °C
  • Mean temperature: 18.9 °C
  • Minimum temperature anomaly: -8.8 °C
  • Minimum temperature: 15.5 °C

Event center: 30.5°N 11.0°E

Area affected: 127573 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-May-10_to_2011-May-12_11.0_30.5

Heat wave occuring from March 30 2011 to April 24 2011 at 42.5°N 1.5°E

Download data: JSON

Event type: Heat wave

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

  • Albania
  • Algeria
  • Andorra
  • Austria
  • Bosnia and Herzegovina
  • Burkina Faso
  • Canarias
  • Croatia
  • Czech Republic
  • Denmark
  • France
  • Germany
  • Hungary
  • Ireland
  • Italy
  • Luxembourg
  • Mali
  • Mauritania
  • Montenegro
  • Morocco
  • Niger
  • Poland
  • Portugal
  • Slovenia
  • Spain
  • Switzerland
  • Tunisia
  • United Kingdom

Duration: 26 days

Time span: March 30 2011 to April 24 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 18.0 °C
  • Maximum temperature anomaly: 11.4 °C
  • Maximum temperature: 38.9 °C

Event center: 42.5°N 361.5°E

Area affected: 8959975 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-Mar-30_to_2011-Apr-24_1.5_42.5

Heat wave occuring from March 13 2011 to March 15 2011 at 37.0°N 9.0°E

Download data: JSON

Event type: Heat wave

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

  • Tunisia

Duration: 3 days

Time span: March 13 2011 to March 15 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 16.0 °C
  • Maximum temperature anomaly: 6.3 °C
  • Maximum temperature: 19.1 °C

Event center: 37.0°N 9.0°E

Area affected: 61189 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-Mar-13_to_2011-Mar-15_9.0_37.0

Cold spell occuring from February 24 2011 to March 06 2011 at 34.5°N 354.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Morocco
  • Spain
  • Tunisia

Duration: 11 days

Time span: February 24 2011 to March 06 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -4.6 °C
  • Mean temperature: 8.3 °C
  • Minimum temperature anomaly: -7.5 °C
  • Minimum temperature: 0.6 °C

Event center: 34.5°N 6.0°W

Area affected: 1083183 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-Feb-24_to_2011-Mar-06_354.0_34.5

Heat wave occuring from January 20 2011 to February 09 2011 at 22.5°N 359.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Benin
  • Burkina Faso
  • Cameroon
  • Chad
  • Côte d’Ivoire
  • Egypt
  • Eritrea
  • Ethiopia
  • Ghana
  • Guinea
  • Libya
  • Mali
  • Mauritania
  • Niger
  • Nigeria
  • Saudi Arabia
  • Senegal
  • Sierra Leone
  • Sudan
  • Togo
  • Tunisia

Duration: 21 days

Time span: January 20 2011 to February 09 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.6 °C
  • Mean temperature: 23.2 °C
  • Maximum temperature anomaly: 11.7 °C
  • Maximum temperature: 32.9 °C

Event center: 22.5°N 1.0°W

Area affected: 9975057 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-Jan-20_to_2011-Feb-09_359.0_22.5

Heat wave occuring from January 12 2011 to January 19 2011 at 36.0°N 3.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Tunisia

Duration: 8 days

Time span: January 12 2011 to January 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 10.4 °C
  • Maximum temperature anomaly: 6.3 °C
  • Maximum temperature: 15.3 °C

Event center: 36.0°N 3.5°E

Area affected: 149032 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-Jan-12_to_2011-Jan-19_3.5_36.0

Cold spell occuring from October 26 2010 to January 01 2011 at 63.5°N 10.5°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Algeria
  • Andorra
  • Austria
  • Azores
  • Belarus
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Canada
  • China
  • Croatia
  • Czech Republic
  • Denmark
  • Estonia
  • Faroe Islands
  • Finland
  • France
  • Germany
  • Greece
  • Greenland
  • Hungary
  • Iceland
  • Ireland
  • Italy
  • Japan
  • Kazakhstan
  • Latvia
  • Libya
  • Lithuania
  • Luxembourg
  • Mongolia
  • Montenegro
  • Netherlands
  • North Korea
  • North Macedonia
  • Norway
  • Poland
  • Portugal
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • South Korea
  • Spain
  • Sweden
  • Switzerland
  • Tunisia
  • Turkiye
  • Ukraine
  • United Kingdom

Duration: 68 days

Time span: October 26 2010 to January 01 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -9.2 °C
  • Mean temperature: -18.2 °C
  • Minimum temperature anomaly: -28.9 °C
  • Minimum temperature: -56.9 °C

Event center: 63.5°N 10.5°E

Area affected: 35809642 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_2010-Oct-26_to_2011-Jan-01_10.5_63.5