Category: Weather Extremes – all events

Cold spell occuring from July 08 2011 to July 14 2011 at 27.5°N 11.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Libya

Duration: 7 days

Time span: July 08 2011 to July 14 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 29.9 °C
  • Minimum temperature anomaly: -5.3 °C
  • Minimum temperature: 25.7 °C

Event center: 27.5°N 11.0°E

Area affected: 470375 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-Jul-14_11.0_27.5

Cold spell occuring from July 08 2011 to July 28 2011 at -6.0°S 323.0°E

Download data: JSON

Event type: Cold spell

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

  • Brazil

Duration: 21 days

Time span: July 08 2011 to July 28 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.8 °C
  • Mean temperature: 23.9 °C
  • Minimum temperature anomaly: -3.8 °C
  • Minimum temperature: 19.8 °C

Event center: -6.0°S 323.0°E

Area affected: 325765 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-Jul-28_323.0_-6.0

Cold spell occuring from July 08 2011 to July 13 2011 at -5.5°S 312.0°E

Download data: JSON

Event type: Cold spell

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

  • Brazil

Duration: 6 days

Time span: July 08 2011 to July 13 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: 25.0 °C
  • Minimum temperature anomaly: -3.5 °C
  • Minimum temperature: 23.0 °C

Event center: -5.5°S 312.0°E

Area affected: 95421 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-Jul-13_312.0_-5.5

Cold spell occuring from July 08 2011 to July 12 2011 at -25.5°S 148.0°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 5 days

Time span: July 08 2011 to July 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 12.0 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: 1.5 °C

Event center: -25.5°S 148.0°E

Area affected: 698510 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-Jul-12_148.0_-25.5

Heat wave occuring from July 07 2011 to July 12 2011 at 74.0°N 310.5°E

Download data: JSON

Event type: Heat wave

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

  • Greenland

Duration: 6 days

Time span: July 07 2011 to July 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 4.6 °C
  • Mean temperature: -5.3 °C
  • Maximum temperature anomaly: 5.7 °C
  • Maximum temperature: -2.7 °C

Event center: 74.0°N 310.5°E

Area affected: 89507 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-Jul-07_to_2011-Jul-12_310.5_74.0

Heat wave occuring from July 07 2011 to July 11 2011 at 31.0°N 25.5°E

Download data: JSON

Event type: Heat wave

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

  • Egypt
  • Libya

Duration: 5 days

Time span: July 07 2011 to July 11 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 32.8 °C
  • Maximum temperature anomaly: 5.0 °C
  • Maximum temperature: 34.8 °C

Event center: 31.0°N 25.5°E

Area affected: 144802 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-Jul-07_to_2011-Jul-11_25.5_31.0

Heat wave occuring from July 07 2011 to July 10 2011 at 28.5°N 252.5°E

Download data: JSON

Event type: Heat wave

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

  • Mexico

Duration: 4 days

Time span: July 07 2011 to July 10 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 24.8 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 29.6 °C

Event center: 28.5°N 252.5°E

Area affected: 67864 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-Jul-07_to_2011-Jul-10_252.5_28.5

Heat wave occuring from July 07 2011 to July 11 2011 at 9.5°N 277.0°E

Download data: JSON

Event type: Heat wave

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

  • Costa Rica
  • Nicaragua
  • Panama

Duration: 5 days

Time span: July 07 2011 to July 11 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 25.1 °C
  • Maximum temperature anomaly: 2.2 °C
  • Maximum temperature: 27.4 °C

Event center: 9.5°N 277.0°E

Area affected: 57833 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-Jul-07_to_2011-Jul-11_277.0_9.5

Cold spell occuring from July 07 2011 to August 12 2011 at 62.0°N 189.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Russian Federation
  • United States

Duration: 37 days

Time span: July 07 2011 to August 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 6.9 °C
  • Minimum temperature anomaly: -9.6 °C
  • Minimum temperature: -3.3 °C

Event center: 62.0°N 189.5°E

Area affected: 3482093 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-07_to_2011-Aug-12_189.5_62.0

Heat wave occuring from July 06 2011 to July 13 2011 at 60.0°N 27.5°E

Download data: JSON

Event type: Heat wave

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

  • Finland
  • Norway
  • Russian Federation
  • Sweden

Duration: 8 days

Time span: July 06 2011 to July 13 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 6.0 °C
  • Mean temperature: 20.1 °C
  • Maximum temperature anomaly: 12.5 °C
  • Maximum temperature: 25.3 °C

Event center: 60.0°N 27.5°E

Area affected: 1154461 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-Jul-06_to_2011-Jul-13_27.5_60.0