Heat wave occuring from December 10 2011 to December 16 2011 at 7.5°N 297.0°E

Download data: JSON

Event type: Heat wave

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

  • Guyana
  • Venezuela

Duration: 7 days

Time span: December 10 2011 to December 16 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 26.2 °C
  • Maximum temperature anomaly: 2.0 °C
  • Maximum temperature: 27.9 °C

Event center: 7.5°N 297.0°E

Area affected: 79583 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-Dec-10_to_2011-Dec-16_297.0_7.5

Heat wave occuring from December 07 2011 to December 19 2011 at 10.5°N 297.0°E

Download data: JSON

Event type: Heat wave

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

  • Venezuela

Duration: 13 days

Time span: December 07 2011 to December 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 0.9 °C
  • Mean temperature: 27.0 °C
  • Maximum temperature anomaly: 1.8 °C
  • Maximum temperature: 27.7 °C

Event center: 10.5°N 297.0°E

Area affected: 118100 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-Dec-07_to_2011-Dec-19_297.0_10.5

Cold spell occuring from October 31 2011 to November 03 2011 at 2.0°N 298.5°E

Download data: JSON

Event type: Cold spell

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

  • Brazil
  • Guyana
  • Venezuela

Duration: 4 days

Time span: October 31 2011 to November 03 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: 23.9 °C
  • Minimum temperature anomaly: -3.1 °C
  • Minimum temperature: 19.2 °C

Event center: 2.0°N 298.5°E

Area affected: 144951 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-Oct-31_to_2011-Nov-03_298.5_2.0

Cold spell occuring from October 28 2011 to October 30 2011 at 8.0°N 289.0°E

Download data: JSON

Event type: Cold spell

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

  • Colombia
  • Venezuela

Duration: 3 days

Time span: October 28 2011 to October 30 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 23.3 °C
  • Minimum temperature anomaly: -3.1 °C
  • Minimum temperature: 14.2 °C

Event center: 8.0°N 289.0°E

Area affected: 55173 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-Oct-28_to_2011-Oct-30_289.0_8.0

Cold spell occuring from October 10 2011 to November 23 2011 at -5.5°S 319.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Botswana
  • Brazil
  • French Guiana
  • Guyana
  • Namibia
  • Paraguay
  • South Africa
  • Suriname
  • Venezuela

Duration: 45 days

Time span: October 10 2011 to November 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.5 °C
  • Mean temperature: 17.8 °C
  • Minimum temperature anomaly: -11.9 °C
  • Minimum temperature: -0.6 °C

Event center: -5.5°S 319.5°E

Area affected: 22633051 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-Oct-10_to_2011-Nov-23_319.5_-5.5

Heat wave occuring from September 24 2011 to October 04 2011 at 8.0°N 300.0°E

Download data: JSON

Event type: Heat wave

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

  • Aruba
  • Colombia
  • Guyana
  • Venezuela

Duration: 11 days

Time span: September 24 2011 to October 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 28.4 °C
  • Maximum temperature anomaly: 2.7 °C
  • Maximum temperature: 32.0 °C

Event center: 8.0°N 300.0°E

Area affected: 1042525 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-24_to_2011-Oct-04_300.0_8.0

Heat wave occuring from August 28 2011 to September 11 2011 at 9.0°N 298.0°E

Download data: JSON

Event type: Heat wave

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

  • Guyana
  • Venezuela

Duration: 15 days

Time span: August 28 2011 to September 11 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 28.3 °C
  • Maximum temperature anomaly: 2.7 °C
  • Maximum temperature: 30.6 °C

Event center: 9.0°N 298.0°E

Area affected: 843654 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-28_to_2011-Sep-11_298.0_9.0

Heat wave occuring from August 24 2011 to September 01 2011 at -5.0°S 294.5°E

Download data: JSON

Event type: Heat wave

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

  • Bolivia
  • Brazil
  • Colombia
  • Peru
  • Venezuela

Duration: 9 days

Time span: August 24 2011 to September 01 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 27.9 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 30.9 °C

Event center: -5.0°S 294.5°E

Area affected: 1173104 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-24_to_2011-Sep-01_294.5_-5.0

Heat wave occuring from August 16 2011 to August 20 2011 at 0.5°N 295.0°E

Download data: JSON

Event type: Heat wave

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

  • Brazil
  • Venezuela

Duration: 5 days

Time span: August 16 2011 to August 20 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 1.6 °C
  • Mean temperature: 27.0 °C
  • Maximum temperature anomaly: 2.1 °C
  • Maximum temperature: 28.3 °C

Event center: 0.5°N 295.0°E

Area affected: 52543 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-16_to_2011-Aug-20_295.0_0.5

Cold spell occuring from July 28 2011 to August 01 2011 at 17.0°N 284.5°E

Download data: JSON

Event type: Cold spell

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

  • Colombia
  • Jamaica
  • Venezuela

Duration: 5 days

Time span: July 28 2011 to August 01 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.1 °C
  • Mean temperature: 26.2 °C
  • Minimum temperature anomaly: -4.3 °C
  • Minimum temperature: 11.1 °C

Event center: 17.0°N 284.5°E

Area affected: 583495 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-28_to_2011-Aug-01_284.5_17.0