Author: WEXA

Heat wave occuring from April 14 2026 to April 22 2026 at 0.0°N 9.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Cameroon
  • Congo
  • Congo DRC
  • Equatorial Guinea
  • Gabon
  • Nigeria

Duration: 9 days

Time span: April 14 2026 to April 22 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.3 °C
  • Mean temperature: 27.8 °C
  • Maximum temperature anomaly: 2.3 °C
  • Maximum temperature: 30.5 °C

Event center: 0.0°N 9.0°E

Area affected: 524498 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-14_to_2026-Apr-22_9.0_0.0

Cold spell occuring from April 14 2026 to April 21 2026 at 57.5°N 93.0°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 8 days

Time span: April 14 2026 to April 21 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -8.3 °C
  • Mean temperature: -6.7 °C
  • Minimum temperature anomaly: -13.7 °C
  • Minimum temperature: -13.0 °C

Event center: 57.5°N 93.0°E

Area affected: 482625 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-14_to_2026-Apr-21_93.0_57.5

Cold spell occuring from April 14 2026 to April 21 2026 at 19.0°N 9.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Chad
  • Libya
  • Mali
  • Mauritania
  • Niger
  • Tunisia

Duration: 8 days

Time span: April 14 2026 to April 21 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 22.1 °C
  • Minimum temperature anomaly: -8.5 °C
  • Minimum temperature: 14.1 °C

Event center: 19.0°N 9.0°E

Area affected: 2453416 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-14_to_2026-Apr-21_9.0_19.0

Cold spell occuring from April 14 2026 to April 17 2026 at 58.0°N 281.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 4 days

Time span: April 14 2026 to April 17 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -7.4 °C
  • Mean temperature: -18.4 °C
  • Minimum temperature anomaly: -10.7 °C
  • Minimum temperature: -25.4 °C

Event center: 58.0°N 281.0°E

Area affected: 359998 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-14_to_2026-Apr-17_281.0_58.0

Heat wave occuring from April 13 2026 to April 19 2026 at 4.0°N 114.5°E

Download data: JSON

Event type: Heat wave

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

  • Brunei Darussalam
  • Malaysia

Duration: 7 days

Time span: April 13 2026 to April 19 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 28.2 °C
  • Maximum temperature anomaly: 1.9 °C
  • Maximum temperature: 28.8 °C

Event center: 4.0°N 114.5°E

Area affected: 52404 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-13_to_2026-Apr-19_114.5_4.0

Heat wave occuring from April 11 2026 to April 16 2026 at 53.5°N 154.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 6 days

Time span: April 11 2026 to April 16 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 1.3 °C
  • Maximum temperature anomaly: 5.2 °C
  • Maximum temperature: 4.3 °C

Event center: 53.5°N 154.0°E

Area affected: 101743 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-11_to_2026-Apr-16_154.0_53.5

Cold spell occuring from April 11 2026 to April 17 2026 at 21.5°N 44.0°E

Download data: JSON

Event type: Cold spell

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

  • Saudi Arabia

Duration: 7 days

Time span: April 11 2026 to April 17 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 22.4 °C
  • Minimum temperature anomaly: -7.1 °C
  • Minimum temperature: 19.0 °C

Event center: 21.5°N 44.0°E

Area affected: 269567 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-11_to_2026-Apr-17_44.0_21.5

Cold spell occuring from April 11 2026 to April 16 2026 at 32.5°N 93.0°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 6 days

Time span: April 11 2026 to April 16 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: -10.4 °C
  • Minimum temperature anomaly: -8.5 °C
  • Minimum temperature: -15.6 °C

Event center: 32.5°N 93.0°E

Area affected: 80449 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-11_to_2026-Apr-16_93.0_32.5

Cold spell occuring from April 11 2026 to April 17 2026 at -17.5°S 129.0°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: April 11 2026 to April 17 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -4.6 °C
  • Mean temperature: 21.8 °C
  • Minimum temperature anomaly: -8.0 °C
  • Minimum temperature: 15.7 °C

Event center: -17.5°S 129.0°E

Area affected: 1447318 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-11_to_2026-Apr-17_129.0_-17.5

Cold spell occuring from April 11 2026 to April 13 2026 at -32.5°S 136.0°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 3 days

Time span: April 11 2026 to April 13 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -4.4 °C
  • Mean temperature: 14.8 °C
  • Minimum temperature anomaly: -5.6 °C
  • Minimum temperature: 13.1 °C

Event center: -32.5°S 136.0°E

Area affected: 52468 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-11_to_2026-Apr-13_136.0_-32.5