Category: Extremes affecting Chile

Heat wave occuring from December 18 2023 to December 20 2023 at -53.0°S 291.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Chile

Duration: 3 days

Time span: December 18 2023 to December 20 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 11.4 °C
  • Maximum temperature anomaly: 6.9 °C
  • Maximum temperature: 17.5 °C

Event center: -53.0°S 291.5°E

Area affected: 87246 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_2023-Dec-18_to_2023-Dec-20_291.5_-53.0

Heat wave occuring from December 18 2023 to December 21 2023 at -50.5°S 288.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Chile

Duration: 4 days

Time span: December 18 2023 to December 21 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 4.5 °C
  • Mean temperature: 13.1 °C
  • Maximum temperature anomaly: 7.8 °C
  • Maximum temperature: 20.8 °C

Event center: -50.5°S 288.5°E

Area affected: 84812 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_2023-Dec-18_to_2023-Dec-21_288.5_-50.5

Heat wave occuring from December 18 2023 to January 05 2024 at -46.5°S 253.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Chile

Duration: 19 days

Time span: December 18 2023 to January 05 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 13.7 °C
  • Maximum temperature anomaly: 6.7 °C
  • Maximum temperature: 25.4 °C

Event center: -46.5°S 253.5°E

Area affected: 5089607 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_2023-Dec-18_to_2024-Jan-05_253.5_-46.5

Cold spell occuring from November 26 2023 to January 06 2024 at -27.0°S 255.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile

Duration: 42 days

Time span: November 26 2023 to January 06 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -1.7 °C
  • Mean temperature: 15.4 °C
  • Minimum temperature anomaly: -7.8 °C
  • Minimum temperature: -3.9 °C

Event center: -27.0°S 255.0°E

Area affected: 11711050 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_2023-Nov-26_to_2024-Jan-06_255.0_-27.0

Heat wave occuring from November 24 2023 to November 30 2023 at -37.0°S 297.0°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Chile

Duration: 7 days

Time span: November 24 2023 to November 30 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: 24.9 °C
  • Maximum temperature anomaly: 10.3 °C
  • Maximum temperature: 32.9 °C

Event center: -37.0°S 297.0°E

Area affected: 703447 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_2023-Nov-24_to_2023-Nov-30_297.0_-37.0

Cold spell occuring from November 23 2023 to November 27 2023 at -33.0°S 283.5°E

Download data: JSON

Event type: Cold spell

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

  • Chile

Duration: 5 days

Time span: November 23 2023 to November 27 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 13.6 °C
  • Minimum temperature anomaly: -2.4 °C
  • Minimum temperature: 10.2 °C

Event center: -33.0°S 283.5°E

Area affected: 733882 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_2023-Nov-23_to_2023-Nov-27_283.5_-33.0

Cold spell occuring from November 15 2023 to November 23 2023 at -60.0°S 287.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica
  • Argentina
  • Chile

Duration: 9 days

Time span: November 15 2023 to November 23 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 2.3 °C
  • Minimum temperature anomaly: -7.9 °C
  • Minimum temperature: -3.7 °C

Event center: -60.0°S 287.0°E

Area affected: 1613513 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_2023-Nov-15_to_2023-Nov-23_287.0_-60.0

Cold spell occuring from November 14 2023 to November 16 2023 at -53.5°S 293.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile

Duration: 3 days

Time span: November 14 2023 to November 16 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 6.1 °C
  • Minimum temperature anomaly: -4.4 °C
  • Minimum temperature: -1.0 °C

Event center: -53.5°S 293.5°E

Area affected: 281940 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_2023-Nov-14_to_2023-Nov-16_293.5_-53.5

Cold spell occuring from November 09 2023 to November 22 2023 at -36.5°S 287.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile

Duration: 14 days

Time span: November 09 2023 to November 22 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 12.7 °C
  • Minimum temperature anomaly: -9.3 °C
  • Minimum temperature: -11.6 °C

Event center: -36.5°S 287.0°E

Area affected: 5278203 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_2023-Nov-09_to_2023-Nov-22_287.0_-36.5

Cold spell occuring from October 26 2023 to November 06 2023 at -37.0°S 306.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile
  • Uruguay

Duration: 12 days

Time span: October 26 2023 to November 06 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 8.0 °C
  • Minimum temperature anomaly: -12.0 °C
  • Minimum temperature: -12.8 °C

Event center: -37.0°S 306.5°E

Area affected: 4883593 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_2023-Oct-26_to_2023-Nov-06_306.5_-37.0