Author: WEXA

Heat wave occuring from April 10 2026 to April 13 2026 at 41.0°N 109.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 4 days

Time span: April 10 2026 to April 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 7.2 °C
  • Mean temperature: 16.2 °C
  • Maximum temperature anomaly: 9.9 °C
  • Maximum temperature: 19.8 °C

Event center: 41.0°N 109.0°E

Area affected: 186668 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-Apr-10_to_2026-Apr-13_109.0_41.0

Cold spell occuring from April 10 2026 to April 16 2026 at 35.5°N 84.0°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 7 days

Time span: April 10 2026 to April 16 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -6.1 °C
  • Mean temperature: -15.6 °C
  • Minimum temperature anomaly: -9.8 °C
  • Minimum temperature: -20.1 °C

Event center: 35.5°N 84.0°E

Area affected: 151338 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-Apr-10_to_2026-Apr-16_84.0_35.5

Heat wave occuring from April 10 2026 to April 17 2026 at -5.0°S 306.5°E

Download data: JSON

Event type: Heat wave

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

  • Brazil

Duration: 8 days

Time span: April 10 2026 to April 17 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 26.4 °C
  • Maximum temperature anomaly: 2.1 °C
  • Maximum temperature: 27.4 °C

Event center: -5.0°S 306.5°E

Area affected: 202938 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-Apr-10_to_2026-Apr-17_306.5_-5.0

Heat wave occuring from April 10 2026 to April 21 2026 at 28.0°N 89.0°E

Download data: JSON

Event type: Heat wave

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

  • Bhutan
  • China
  • India
  • Nepal

Duration: 12 days

Time span: April 10 2026 to April 21 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 3.9 °C
  • Mean temperature: 4.4 °C
  • Maximum temperature anomaly: 6.6 °C
  • Maximum temperature: 19.6 °C

Event center: 28.0°N 89.0°E

Area affected: 129307 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-Apr-10_to_2026-Apr-21_89.0_28.0

Cold spell occuring from April 09 2026 to April 15 2026 at -76.5°S 224.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 7 days

Time span: April 09 2026 to April 15 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -10.1 °C
  • Mean temperature: -36.9 °C
  • Minimum temperature anomaly: -12.9 °C
  • Minimum temperature: -42.5 °C

Event center: -76.5°S 224.0°E

Area affected: 78695 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-Apr-09_to_2026-Apr-15_224.0_-76.5

Heat wave occuring from April 09 2026 to April 14 2026 at -13.0°S 16.5°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Congo DRC
  • Zambia

Duration: 6 days

Time span: April 09 2026 to April 14 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 22.6 °C
  • Maximum temperature anomaly: 2.8 °C
  • Maximum temperature: 25.1 °C

Event center: -13.0°S 16.5°E

Area affected: 425659 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-Apr-09_to_2026-Apr-14_16.5_-13.0

Cold spell occuring from April 09 2026 to April 14 2026 at 20.0°N 36.5°E

Download data: JSON

Event type: Cold spell

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

  • Egypt
  • Eritrea
  • Sudan

Duration: 6 days

Time span: April 09 2026 to April 14 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: 24.8 °C
  • Minimum temperature anomaly: -5.2 °C
  • Minimum temperature: 18.5 °C

Event center: 20.0°N 36.5°E

Area affected: 391274 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-Apr-09_to_2026-Apr-14_36.5_20.0

Cold spell occuring from April 09 2026 to April 14 2026 at 64.0°N 261.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 6 days

Time span: April 09 2026 to April 14 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -9.3 °C
  • Mean temperature: -25.6 °C
  • Minimum temperature anomaly: -12.5 °C
  • Minimum temperature: -28.9 °C

Event center: 64.0°N 261.0°E

Area affected: 74894 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-Apr-09_to_2026-Apr-14_261.0_64.0

Heat wave occuring from April 09 2026 to April 13 2026 at 49.5°N 234.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 5 days

Time span: April 09 2026 to April 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 3.9 °C
  • Mean temperature: 6.7 °C
  • Maximum temperature anomaly: 5.8 °C
  • Maximum temperature: 11.7 °C

Event center: 49.5°N 234.5°E

Area affected: 50816 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-Apr-09_to_2026-Apr-13_234.5_49.5

Heat wave occuring from April 09 2026 to April 13 2026 at 50.5°N 238.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 5 days

Time span: April 09 2026 to April 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 4.6 °C
  • Mean temperature: 7.5 °C
  • Maximum temperature anomaly: 7.0 °C
  • Maximum temperature: 11.6 °C

Event center: 50.5°N 238.5°E

Area affected: 110848 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-Apr-09_to_2026-Apr-13_238.5_50.5