Author: WEXA

Heat wave occuring from February 23 2026 to April 16 2026 at 46.0°N 52.0°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • Austria
  • Azerbaijan
  • Belarus
  • Bhutan
  • China
  • Czech Republic
  • Denmark
  • Estonia
  • Finland
  • Georgia
  • Germany
  • Greenland
  • Hungary
  • India
  • Iran
  • Italy
  • Kazakhstan
  • Kyrgyzstan
  • Latvia
  • Lithuania
  • Mongolia
  • Nepal
  • Norway
  • Pakistan
  • Poland
  • Romania
  • Russian Federation
  • Slovakia
  • Sweden
  • Tajikistan
  • Turkiye
  • Turkmenistan
  • Ukraine
  • United Kingdom
  • Uzbekistan

Duration: 53 days

Time span: February 23 2026 to April 16 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 10.3 °C
  • Mean temperature: -4.0 °C
  • Maximum temperature anomaly: 22.3 °C
  • Maximum temperature: 27.7 °C

Event center: 46.0°N 52.0°E

Area affected: 23119180 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-Feb-23_to_2026-Apr-16_52.0_46.0

Heat wave occuring from February 19 2026 to April 29 2026 at -24.0°S 9.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Antarctica
  • Benin
  • Cameroon
  • Congo
  • Congo DRC
  • Equatorial Guinea
  • Eswatini
  • French Southern Territories
  • Gabon
  • Ghana
  • Lesotho
  • Madagascar
  • Malawi
  • Mauritius
  • Mozambique
  • Namibia
  • Nigeria
  • South Africa
  • Zambia
  • Zimbabwe

Duration: 70 days

Time span: February 19 2026 to April 29 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 3.7 °C
  • Mean temperature: 11.3 °C
  • Maximum temperature anomaly: 22.4 °C
  • Maximum temperature: 34.8 °C

Event center: -24.0°S 9.0°E

Area affected: 37900007 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-Feb-19_to_2026-Apr-29_9.0_-24.0

Cold spell occuring from February 16 2026 to February 23 2026 at -69.5°S 17.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 8 days

Time span: February 16 2026 to February 23 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -3.2 °C
  • Mean temperature: -6.4 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: -11.0 °C

Event center: -69.5°S 17.0°E

Area affected: 53119 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-Feb-16_to_2026-Feb-23_17.0_-69.5

Heat wave occuring from February 09 2026 to February 12 2026 at -73.5°S 328.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 4 days

Time span: February 09 2026 to February 12 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: -0.9 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: -0.2 °C

Event center: -73.5°S 328.0°E

Area affected: 50827 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-Feb-09_to_2026-Feb-12_328.0_-73.5

Cold spell occuring from January 26 2026 to January 29 2026 at -24.5°S 122.0°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 4 days

Time span: January 26 2026 to January 29 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -8.0 °C
  • Mean temperature: 22.5 °C
  • Minimum temperature anomaly: -12.1 °C
  • Minimum temperature: 16.1 °C

Event center: -24.5°S 122.0°E

Area affected: 339615 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-Jan-26_to_2026-Jan-29_122.0_-24.5

Heat wave occuring from January 24 2026 to January 26 2026 at -76.5°S 141.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 3 days

Time span: January 24 2026 to January 26 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: -26.2 °C
  • Maximum temperature anomaly: 6.1 °C
  • Maximum temperature: -23.1 °C

Event center: -76.5°S 141.5°E

Area affected: 114418 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-Jan-24_to_2026-Jan-26_141.5_-76.5

Heat wave occuring from January 23 2026 to January 28 2026 at -6.5°S 13.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Congo
  • Congo DRC

Duration: 6 days

Time span: January 23 2026 to January 28 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 26.6 °C
  • Maximum temperature anomaly: 2.6 °C
  • Maximum temperature: 28.2 °C

Event center: -6.5°S 13.0°E

Area affected: 58350 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-Jan-23_to_2026-Jan-28_13.0_-6.5

Heat wave occuring from January 22 2026 to January 29 2026 at 1.0°N 13.0°E

Download data: JSON

Event type: Heat wave

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

  • Cameroon
  • Central African Republic
  • Congo
  • Gabon

Duration: 8 days

Time span: January 22 2026 to January 29 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 26.5 °C
  • Maximum temperature anomaly: 2.7 °C
  • Maximum temperature: 28.3 °C

Event center: 1.0°N 13.0°E

Area affected: 148105 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-Jan-22_to_2026-Jan-29_13.0_1.0

Heat wave occuring from January 22 2026 to January 26 2026 at 0.0°N 311.0°E

Download data: JSON

Event type: Heat wave

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

  • Brazil

Duration: 5 days

Time span: January 22 2026 to January 26 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 27.2 °C
  • Maximum temperature anomaly: 1.9 °C
  • Maximum temperature: 27.9 °C

Event center: 0.0°N 311.0°E

Area affected: 367784 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-Jan-22_to_2026-Jan-26_311.0_0.0

Heat wave occuring from January 22 2026 to January 26 2026 at 6.0°N 302.5°E

Download data: JSON

Event type: Heat wave

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

  • Guyana
  • Suriname

Duration: 5 days

Time span: January 22 2026 to January 26 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 25.5 °C
  • Maximum temperature anomaly: 1.4 °C
  • Maximum temperature: 26.6 °C

Event center: 6.0°N 302.5°E

Area affected: 58446 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-Jan-22_to_2026-Jan-26_302.5_6.0