Category: Weather Extremes – all events

Heat wave occuring from May 10 2011 to May 14 2011 at 29.5°N 51.0°E

Download data: JSON

Event type: Heat wave

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

  • Iran

Duration: 5 days

Time span: May 10 2011 to May 14 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.6 °C
  • Mean temperature: 28.1 °C
  • Maximum temperature anomaly: 5.6 °C
  • Maximum temperature: 36.1 °C

Event center: 29.5°N 51.0°E

Area affected: 146961 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-10_to_2011-May-14_51.0_29.5

Heat wave occuring from May 10 2011 to May 18 2011 at 3.5°N 41.0°E

Download data: JSON

Event type: Heat wave

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

  • Ethiopia
  • Kenya
  • Somalia

Duration: 9 days

Time span: May 10 2011 to May 18 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 28.8 °C
  • Maximum temperature anomaly: 3.3 °C
  • Maximum temperature: 32.4 °C

Event center: 3.5°N 41.0°E

Area affected: 89439 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-10_to_2011-May-18_41.0_3.5

Heat wave occuring from May 10 2011 to May 13 2011 at -67.0°S 9.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 4 days

Time span: May 10 2011 to May 13 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 8.0 °C
  • Mean temperature: -3.4 °C
  • Maximum temperature anomaly: 10.3 °C
  • Maximum temperature: -0.7 °C

Event center: -67.0°S 369.0°E

Area affected: 229289 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-10_to_2011-May-13_9.0_-67.0

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

Cold spell occuring from May 10 2011 to May 15 2011 at 20.0°N 286.5°E

Download data: JSON

Event type: Cold spell

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

  • Bahamas
  • Turks and Caicos Islands

Duration: 6 days

Time span: May 10 2011 to May 15 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 24.5 °C
  • Minimum temperature anomaly: -2.1 °C
  • Minimum temperature: 22.5 °C

Event center: 20.0°N 286.5°E

Area affected: 175090 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-15_286.5_20.0

Heat wave occuring from May 09 2011 to May 16 2011 at 57.5°N 138.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 8 days

Time span: May 09 2011 to May 16 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 4.7 °C
  • Mean temperature: 7.4 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 10.8 °C

Event center: 57.5°N 138.5°E

Area affected: 80209 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-09_to_2011-May-16_138.5_57.5

Heat wave occuring from May 09 2011 to May 12 2011 at -72.5°S 342.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 4 days

Time span: May 09 2011 to May 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 9.5 °C
  • Mean temperature: -11.3 °C
  • Maximum temperature anomaly: 14.9 °C
  • Maximum temperature: -6.3 °C

Event center: -72.5°S 342.0°E

Area affected: 51301 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-09_to_2011-May-12_342.0_-72.5

Heat wave occuring from May 08 2011 to June 08 2011 at 29.5°N 349.5°E

Download data: JSON

Event type: Heat wave

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

  • Austria
  • Canarias
  • Croatia
  • France
  • Italy
  • Mauritania
  • Morocco
  • Portugal
  • Slovenia
  • Spain
  • Switzerland

Duration: 32 days

Time span: May 08 2011 to June 08 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 20.8 °C
  • Maximum temperature anomaly: 10.4 °C
  • Maximum temperature: 35.1 °C

Event center: 29.5°N 349.5°E

Area affected: 2237463 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-08_to_2011-Jun-08_349.5_29.5

Heat wave occuring from May 08 2011 to May 11 2011 at 77.5°N 77.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 4 days

Time span: May 08 2011 to May 11 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.2 °C
  • Mean temperature: -1.9 °C
  • Maximum temperature anomaly: 8.1 °C
  • Maximum temperature: 1.3 °C

Event center: 77.5°N 77.5°E

Area affected: 230912 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-08_to_2011-May-11_77.5_77.5

Heat wave occuring from May 08 2011 to May 15 2011 at 73.5°N 338.0°E

Download data: JSON

Event type: Heat wave

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

  • Greenland

Duration: 8 days

Time span: May 08 2011 to May 15 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.1 °C
  • Mean temperature: -2.0 °C
  • Maximum temperature anomaly: 8.7 °C
  • Maximum temperature: 1.6 °C

Event center: 73.5°N 338.0°E

Area affected: 394571 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-08_to_2011-May-15_338.0_73.5