Heat wave occuring from February 21 2012 to February 24 2012 at 55.0°N 358.5°E

Download data: JSON

Event type: Heat wave

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

  • Ireland
  • United Kingdom

Duration: 4 days

Time span: February 21 2012 to February 24 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 4.5 °C
  • Mean temperature: 9.6 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 12.9 °C

Event center: 55.0°N 358.5°E

Area affected: 305648 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-Feb-21_to_2012-Feb-24_358.5_55.0

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 October 22 2011 to November 30 2011 at 67.5°N 11.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Estonia
  • Faroe Islands
  • Finland
  • France
  • Greenland
  • Iceland
  • Ireland
  • Latvia
  • Norway
  • Portugal
  • Russian Federation
  • Spain
  • Sweden
  • United Kingdom

Duration: 40 days

Time span: October 22 2011 to November 30 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 6.3 °C
  • Mean temperature: -0.4 °C
  • Maximum temperature anomaly: 15.9 °C
  • Maximum temperature: 20.0 °C

Event center: 67.5°N 11.5°E

Area affected: 7320238 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-22_to_2011-Nov-30_11.5_67.5

Heat wave occuring from October 08 2011 to October 13 2011 at 53.0°N 354.0°E

Download data: JSON

Event type: Heat wave

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

  • Ireland
  • United Kingdom

Duration: 6 days

Time span: October 08 2011 to October 13 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.6 °C
  • Mean temperature: 15.5 °C
  • Maximum temperature anomaly: 5.4 °C
  • Maximum temperature: 17.7 °C

Event center: 53.0°N 354.0°E

Area affected: 192001 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-08_to_2011-Oct-13_354.0_53.0

Heat wave occuring from September 21 2011 to October 19 2011 at 41.0°N 351.5°E

Download data: JSON

Event type: Heat wave

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

  • Albania
  • Andorra
  • Austria
  • Belarus
  • Belgium
  • Bosnia and Herzegovina
  • Canarias
  • Croatia
  • Czech Republic
  • Denmark
  • France
  • Germany
  • Ireland
  • Italy
  • Lithuania
  • Luxembourg
  • Madeira
  • Mauritania
  • Montenegro
  • Morocco
  • Netherlands
  • Norway
  • Poland
  • Portugal
  • Slovakia
  • Slovenia
  • Spain
  • Sweden
  • Switzerland
  • Ukraine
  • United Kingdom

Duration: 29 days

Time span: September 21 2011 to October 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.2 °C
  • Mean temperature: 19.6 °C
  • Maximum temperature anomaly: 10.2 °C
  • Maximum temperature: 36.1 °C

Event center: 41.0°N 351.5°E

Area affected: 8038184 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-Sep-21_to_2011-Oct-19_351.5_41.0

Cold spell occuring from August 22 2011 to September 05 2011 at 49.5°N 350.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • France
  • Ireland
  • Morocco
  • Portugal
  • Spain
  • United Kingdom

Duration: 15 days

Time span: August 22 2011 to September 05 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 16.5 °C
  • Minimum temperature anomaly: -7.8 °C
  • Minimum temperature: 9.8 °C

Event center: 49.5°N 350.0°E

Area affected: 2028060 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-Aug-22_to_2011-Sep-05_350.0_49.5

Cold spell occuring from August 13 2011 to August 19 2011 at 54.5°N 344.5°E

Download data: JSON

Event type: Cold spell

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

  • Ireland
  • United Kingdom

Duration: 7 days

Time span: August 13 2011 to August 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.7 °C
  • Mean temperature: 13.0 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: 10.6 °C

Event center: 54.5°N 344.5°E

Area affected: 592005 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-Aug-13_to_2011-Aug-19_344.5_54.5

Cold spell occuring from August 03 2011 to August 12 2011 at 74.0°N 21.5°E

Download data: JSON

Event type: Cold spell

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

  • Belgium
  • Denmark
  • Faroe Islands
  • Finland
  • France
  • Germany
  • Iceland
  • Ireland
  • Luxembourg
  • Netherlands
  • Norway
  • Poland
  • Russian Federation
  • Sweden
  • United Kingdom

Duration: 10 days

Time span: August 03 2011 to August 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 11.1 °C
  • Minimum temperature anomaly: -6.7 °C
  • Minimum temperature: 2.4 °C

Event center: 74.0°N 21.5°E

Area affected: 2987844 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-Aug-03_to_2011-Aug-12_21.5_74.0

Cold spell occuring from July 08 2011 to August 30 2011 at 28.0°N 329.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Andorra
  • Austria
  • Belgium
  • Bosnia and Herzegovina
  • Croatia
  • Czech Republic
  • Denmark
  • Faroe Islands
  • France
  • Germany
  • Hungary
  • Ireland
  • Italy
  • Madeira
  • Mali
  • Mauritania
  • Morocco
  • Netherlands
  • Poland
  • Portugal
  • Slovakia
  • Slovenia
  • Spain
  • Switzerland
  • United Kingdom

Duration: 54 days

Time span: July 08 2011 to August 30 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 19.4 °C
  • Minimum temperature anomaly: -11.1 °C
  • Minimum temperature: 0.8 °C

Event center: 28.0°N 329.0°E

Area affected: 11460139 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-Jul-08_to_2011-Aug-30_329.0_28.0

Cold spell occuring from June 14 2011 to July 11 2011 at 65.0°N 322.0°E

Download data: JSON

Event type: Cold spell

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

  • Iceland
  • Ireland

Duration: 28 days

Time span: June 14 2011 to July 11 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 11.1 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: -4.0 °C

Event center: 65.0°N 322.0°E

Area affected: 5117955 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-14_to_2011-Jul-11_322.0_65.0