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

Heat wave occuring from August 31 2011 to September 20 2011 at 40.0°N 19.0°E

Download data: JSON

Event type: Heat wave

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

  • Albania
  • Andorra
  • Austria
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czech Republic
  • France
  • Germany
  • Greece
  • Hungary
  • Italy
  • Moldova
  • Montenegro
  • North Macedonia
  • Poland
  • Portugal
  • Romania
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Switzerland
  • Turkiye
  • Ukraine

Duration: 21 days

Time span: August 31 2011 to September 20 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 23.7 °C
  • Maximum temperature anomaly: 7.9 °C
  • Maximum temperature: 30.3 °C

Event center: 40.0°N 19.0°E

Area affected: 2495895 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-Aug-31_to_2011-Sep-20_19.0_40.0

Heat wave occuring from August 15 2011 to August 29 2011 at 45.0°N 11.5°E

Download data: JSON

Event type: Heat wave

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

  • Albania
  • Andorra
  • Austria
  • Bosnia and Herzegovina
  • Croatia
  • Czech Republic
  • France
  • Germany
  • Hungary
  • Italy
  • Montenegro
  • North Macedonia
  • Poland
  • Romania
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Switzerland
  • Ukraine

Duration: 15 days

Time span: August 15 2011 to August 29 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.0 °C
  • Mean temperature: 24.9 °C
  • Maximum temperature anomaly: 9.0 °C
  • Maximum temperature: 31.5 °C

Event center: 45.0°N 11.5°E

Area affected: 1621300 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-Aug-15_to_2011-Aug-29_11.5_45.0

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 29 2011 to August 01 2011 at 51.5°N 13.0°E

Download data: JSON

Event type: Cold spell

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

  • Austria
  • Czech Republic
  • Germany
  • Hungary
  • Poland
  • Romania
  • Slovakia
  • Ukraine

Duration: 4 days

Time span: July 29 2011 to August 01 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 15.3 °C
  • Minimum temperature anomaly: -7.7 °C
  • Minimum temperature: 10.1 °C

Event center: 51.5°N 13.0°E

Area affected: 376669 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-29_to_2011-Aug-01_13.0_51.5

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 25 2011 to July 07 2011 at 45.0°N 31.0°E

Download data: JSON

Event type: Cold spell

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

  • Austria
  • Belarus
  • Belgium
  • Bulgaria
  • Croatia
  • Czech Republic
  • Egypt
  • Eritrea
  • Georgia
  • Germany
  • Greece
  • Hungary
  • Iran
  • Iraq
  • Israel
  • Italy
  • Jordan
  • Kuwait
  • Lebanon
  • Luxembourg
  • Moldova
  • Netherlands
  • North Macedonia
  • Palestinian Territory
  • Poland
  • Romania
  • Russian Federation
  • Saudi Arabia
  • Serbia
  • Slovakia
  • Slovenia
  • Sudan
  • Switzerland
  • Syria
  • Turkiye
  • Ukraine

Duration: 13 days

Time span: June 25 2011 to July 07 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: 20.8 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: 1.9 °C

Event center: 45.0°N 31.0°E

Area affected: 4557586 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-25_to_2011-Jul-07_31.0_45.0

Heat wave occuring from May 18 2011 to June 14 2011 at 64.5°N 95.0°E

Download data: JSON

Event type: Heat wave

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

  • Belarus
  • Estonia
  • Finland
  • Hungary
  • Latvia
  • Lithuania
  • Moldova
  • Norway
  • Poland
  • Romania
  • Russian Federation
  • Slovakia
  • Sweden
  • Ukraine

Duration: 28 days

Time span: May 18 2011 to June 14 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 7.6 °C
  • Mean temperature: 12.1 °C
  • Maximum temperature anomaly: 18.1 °C
  • Maximum temperature: 26.1 °C

Event center: 64.5°N 95.0°E

Area affected: 8802948 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-May-18_to_2011-Jun-14_95.0_64.5

Cold spell occuring from April 30 2011 to May 29 2011 at 21.5°N 37.5°E

Download data: JSON

Event type: Cold spell

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

  • Austria
  • Belarus
  • Bosnia and Herzegovina
  • Bulgaria
  • Chad
  • Croatia
  • Cyprus
  • Czech Republic
  • Denmark
  • Djibouti
  • Egypt
  • Eritrea
  • Estonia
  • Ethiopia
  • Finland
  • Georgia
  • Germany
  • Greece
  • Hungary
  • Iraq
  • Israel
  • Jordan
  • Latvia
  • Lebanon
  • Libya
  • Lithuania
  • Moldova
  • Niger
  • North Macedonia
  • Palestinian Territory
  • Poland
  • Romania
  • Russian Federation
  • Saudi Arabia
  • Serbia
  • Slovakia
  • Slovenia
  • Somalia
  • Sudan
  • Sweden
  • Syria
  • Turkiye
  • Ukraine
  • Yemen

Duration: 30 days

Time span: April 30 2011 to May 29 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.9 °C
  • Mean temperature: 19.9 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: 0.0 °C

Event center: 21.5°N 37.5°E

Area affected: 13397634 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-Apr-30_to_2011-May-29_37.5_21.5

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