Heat wave occuring from January 29 2012 to February 10 2012 at -27.5°S 306.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Brazil
  • Chile
  • Paraguay
  • Uruguay

Duration: 13 days

Time span: January 29 2012 to February 10 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 3.7 °C
  • Mean temperature: 28.3 °C
  • Maximum temperature anomaly: 9.9 °C
  • Maximum temperature: 36.8 °C

Event center: -27.5°S 306.5°E

Area affected: 1639931 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-Jan-29_to_2012-Feb-10_306.5_-27.5

Cold spell occuring from January 24 2012 to January 28 2012 at -17.5°S 300.5°E

Download data: JSON

Event type: Cold spell

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

  • Bolivia
  • Brazil
  • Paraguay

Duration: 5 days

Time span: January 24 2012 to January 28 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 23.9 °C
  • Minimum temperature anomaly: -6.2 °C
  • Minimum temperature: 21.6 °C

Event center: -17.5°S 300.5°E

Area affected: 215636 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-24_to_2012-Jan-28_300.5_-17.5

Heat wave occuring from January 07 2012 to January 12 2012 at -28.0°S 305.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Brazil
  • Paraguay
  • Uruguay

Duration: 6 days

Time span: January 07 2012 to January 12 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 3.7 °C
  • Mean temperature: 29.5 °C
  • Maximum temperature anomaly: 7.8 °C
  • Maximum temperature: 32.5 °C

Event center: -28.0°S 305.5°E

Area affected: 380229 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-Jan-07_to_2012-Jan-12_305.5_-28.0

Heat wave occuring from December 18 2011 to December 24 2011 at -30.5°S 296.0°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Bolivia
  • Brazil
  • Paraguay

Duration: 7 days

Time span: December 18 2011 to December 24 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 31.1 °C
  • Maximum temperature anomaly: 10.4 °C
  • Maximum temperature: 37.9 °C

Event center: -30.5°S 296.0°E

Area affected: 1508906 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-18_to_2011-Dec-24_296.0_-30.5

Heat wave occuring from November 26 2011 to November 29 2011 at -30.5°S 306.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Brazil
  • Paraguay

Duration: 4 days

Time span: November 26 2011 to November 29 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 4.1 °C
  • Mean temperature: 27.3 °C
  • Maximum temperature anomaly: 7.9 °C
  • Maximum temperature: 30.1 °C

Event center: -30.5°S 306.5°E

Area affected: 130355 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-Nov-26_to_2011-Nov-29_306.5_-30.5

Cold spell occuring from November 13 2011 to April 25 2012 at -21.0°S 333.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Argentina
  • Benin
  • Brazil
  • Cameroon
  • Central African Republic
  • Congo
  • Congo DRC
  • Côte d’Ivoire
  • Gabon
  • Ghana
  • Liberia
  • Namibia
  • Nigeria
  • Paraguay
  • Sierra Leone
  • South Africa
  • South Sudan
  • Togo
  • Uganda

Duration: 165 days

Time span: November 13 2011 to April 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.3 °C
  • Mean temperature: 22.4 °C
  • Minimum temperature anomaly: -11.9 °C
  • Minimum temperature: 7.5 °C

Event center: -21.0°S 333.0°E

Area affected: 29177637 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-Nov-13_to_2012-Apr-25_333.0_-21.0

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 August 24 2011 to September 04 2011 at -15.0°S 309.0°E

Download data: JSON

Event type: Heat wave

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

  • Bolivia
  • Brazil
  • Paraguay

Duration: 12 days

Time span: August 24 2011 to September 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.6 °C
  • Mean temperature: 28.5 °C
  • Maximum temperature anomaly: 7.0 °C
  • Maximum temperature: 32.3 °C

Event center: -15.0°S 309.0°E

Area affected: 894248 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-04_309.0_-15.0

Heat wave occuring from August 07 2011 to August 09 2011 at -22.0°S 307.0°E

Download data: JSON

Event type: Heat wave

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

  • Brazil
  • Paraguay

Duration: 3 days

Time span: August 07 2011 to August 09 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.2 °C
  • Mean temperature: 26.8 °C
  • Maximum temperature anomaly: 8.0 °C
  • Maximum temperature: 29.6 °C

Event center: -22.0°S 307.0°E

Area affected: 74815 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-07_to_2011-Aug-09_307.0_-22.0

Heat wave occuring from July 08 2011 to August 28 2011 at -10.0°S 296.0°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Bolivia
  • Brazil
  • Colombia
  • Ecuador
  • French Guiana
  • Guyana
  • Paraguay
  • Peru
  • Suriname
  • Venezuela

Duration: 52 days

Time span: July 08 2011 to August 28 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 27.2 °C
  • Maximum temperature anomaly: 12.6 °C
  • Maximum temperature: 32.2 °C

Event center: -10.0°S 296.0°E

Area affected: 9997884 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-08_to_2011-Aug-28_296.0_-10.0