Author: WEXA

Cold spell occuring from August 10 2026 to August 14 2026 at -79.5°S 109.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 5 days

Time span: August 10 2026 to August 14 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -8.2 °C
  • Mean temperature: -67.0 °C
  • Minimum temperature anomaly: -12.2 °C
  • Minimum temperature: -71.7 °C

Event center: -79.5°S 109.5°E

Area affected: 95350 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_2026-Aug-10_to_2026-Aug-14_109.5_-79.5

Heat wave occuring from August 09 2026 to August 13 2026 at 21.5°N 11.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Niger

Duration: 5 days

Time span: August 09 2026 to August 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 36.7 °C
  • Maximum temperature anomaly: 4.0 °C
  • Maximum temperature: 38.9 °C

Event center: 21.5°N 11.5°E

Area affected: 54480 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_2026-Aug-09_to_2026-Aug-13_11.5_21.5

Heat wave occuring from August 09 2026 to August 13 2026 at -19.0°S 145.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 5 days

Time span: August 09 2026 to August 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 3.1 °C
  • Mean temperature: 22.1 °C
  • Maximum temperature anomaly: 5.9 °C
  • Maximum temperature: 25.6 °C

Event center: -19.0°S 145.5°E

Area affected: 76534 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_2026-Aug-09_to_2026-Aug-13_145.5_-19.0

Cold spell occuring from August 09 2026 to August 17 2026 at -55.5°S 332.0°E

Download data: JSON

Event type: Cold spell

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

  • South Georgia and the South Sandwich Islands

Duration: 9 days

Time span: August 09 2026 to August 17 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -6.7 °C
  • Mean temperature: -9.1 °C
  • Minimum temperature anomaly: -15.1 °C
  • Minimum temperature: -26.6 °C

Event center: -55.5°S 332.0°E

Area affected: 2776826 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_2026-Aug-09_to_2026-Aug-17_332.0_-55.5

Cold spell occuring from August 09 2026 to August 22 2026 at 59.0°N 151.0°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 14 days

Time span: August 09 2026 to August 22 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 11.3 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: 8.5 °C

Event center: 59.0°N 151.0°E

Area affected: 92353 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_2026-Aug-09_to_2026-Aug-22_151.0_59.0

Cold spell occuring from August 09 2026 to August 13 2026 at -27.5°S 294.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina

Duration: 5 days

Time span: August 09 2026 to August 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 10.3 °C
  • Minimum temperature anomaly: -6.3 °C
  • Minimum temperature: 6.7 °C

Event center: -27.5°S 294.5°E

Area affected: 60546 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_2026-Aug-09_to_2026-Aug-13_294.5_-27.5

Cold spell occuring from August 08 2026 to August 14 2026 at -22.5°S 114.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 7 days

Time span: August 08 2026 to August 14 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -2.4 °C
  • Mean temperature: 18.6 °C
  • Minimum temperature anomaly: -5.9 °C
  • Minimum temperature: 12.9 °C

Event center: -22.5°S 114.5°E

Area affected: 344302 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_2026-Aug-08_to_2026-Aug-14_114.5_-22.5

Cold spell occuring from August 08 2026 to August 12 2026 at -77.0°S 22.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 5 days

Time span: August 08 2026 to August 12 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -10.0 °C
  • Mean temperature: -65.3 °C
  • Minimum temperature anomaly: -12.6 °C
  • Minimum temperature: -70.2 °C

Event center: -77.0°S 22.5°E

Area affected: 114325 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_2026-Aug-08_to_2026-Aug-12_22.5_-77.0

Cold spell occuring from August 07 2026 to August 20 2026 at 65.0°N 296.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 14 days

Time span: August 07 2026 to August 20 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 1.0 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: -3.3 °C

Event center: 65.0°N 296.5°E

Area affected: 121254 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_2026-Aug-07_to_2026-Aug-20_296.5_65.0

Cold spell occuring from August 07 2026 to August 17 2026 at -30.0°S 28.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Eswatini
  • Lesotho
  • Mozambique
  • Namibia
  • South Africa
  • Zimbabwe

Duration: 11 days

Time span: August 07 2026 to August 17 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -4.5 °C
  • Mean temperature: 12.7 °C
  • Minimum temperature anomaly: -9.4 °C
  • Minimum temperature: -3.5 °C

Event center: -30.0°S 28.5°E

Area affected: 1044184 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_2026-Aug-07_to_2026-Aug-17_28.5_-30.0