Author: WEXA

(ongoing) Heat wave occuring from August 08 2026 to August 23 2026 at 47.5°N 211.5°E

Download data: JSON

Event type: Heat wave

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

    Duration: 16 days

    Time span: August 08 2026 to August 23 2026

    Statistics over entire affected area:

    • Mean temperature anomaly: 2.6 °C
    • Mean temperature: 17.6 °C
    • Maximum temperature anomaly: 4.6 °C
    • Maximum temperature: 23.0 °C

    Event center: 47.5°N 211.5°E

    Area affected: 2160946 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-08_to_2026-Aug-23_211.5_47.5

    (ongoing) Heat wave occuring from August 07 2026 to August 23 2026 at -15.5°S 136.5°E

    Download data: JSON

    Event type: Heat wave

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

    • Australia

    Duration: 17 days

    Time span: August 07 2026 to August 23 2026

    Statistics over entire affected area:

    • Mean temperature anomaly: 2.0 °C
    • Mean temperature: 24.8 °C
    • Maximum temperature anomaly: 5.1 °C
    • Maximum temperature: 27.5 °C

    Event center: -15.5°S 136.5°E

    Area affected: 334587 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-07_to_2026-Aug-23_136.5_-15.5

    (ongoing) Cold spell occuring from July 30 2026 to August 23 2026 at 10.5°N 51.5°E

    Download data: JSON

    Event type: Cold spell

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

      Duration: 25 days

      Time span: July 30 2026 to August 23 2026

      Statistics over entire affected area:

      • Mean temperature anomaly: -1.2 °C
      • Mean temperature: 24.3 °C
      • Minimum temperature anomaly: -2.4 °C
      • Minimum temperature: 22.5 °C

      Event center: 10.5°N 51.5°E

      Area affected: 100164 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-Jul-30_to_2026-Aug-23_51.5_10.5

      (ongoing) Cold spell occuring from July 25 2026 to August 23 2026 at -16.5°S 11.5°E

      Download data: JSON

      Event type: Cold spell

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

      • Angola
      • Namibia

      Duration: 30 days

      Time span: July 25 2026 to August 23 2026

      Statistics over entire affected area:

      • Mean temperature anomaly: -2.3 °C
      • Mean temperature: 13.6 °C
      • Minimum temperature anomaly: -5.4 °C
      • Minimum temperature: 9.4 °C

      Event center: -16.5°S 11.5°E

      Area affected: 198283 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-Jul-25_to_2026-Aug-23_11.5_-16.5

      (ongoing) Cold spell occuring from July 22 2026 to August 23 2026 at -26.0°S 292.0°E

      Download data: JSON

      Event type: Cold spell

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

      • Argentina
      • Bolivia
      • Chile

      Duration: 33 days

      Time span: July 22 2026 to August 23 2026

      Statistics over entire affected area:

      • Mean temperature anomaly: -5.5 °C
      • Mean temperature: -2.3 °C
      • Minimum temperature anomaly: -16.5 °C
      • Minimum temperature: -16.6 °C

      Event center: -26.0°S 292.0°E

      Area affected: 367912 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-Jul-22_to_2026-Aug-23_292.0_-26.0

      (ongoing) Cold spell occuring from July 21 2026 to August 23 2026 at 47.5°N 270.0°E

      Download data: JSON

      Event type: Cold spell

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

      • Canada

      Duration: 34 days

      Time span: July 21 2026 to August 23 2026

      Statistics over entire affected area:

      • Mean temperature anomaly: -6.2 °C
      • Mean temperature: 11.6 °C
      • Minimum temperature anomaly: -10.4 °C
      • Minimum temperature: 6.2 °C

      Event center: 47.5°N 270.0°E

      Area affected: 64516 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-Jul-21_to_2026-Aug-23_270.0_47.5

      (ongoing) Heat wave occuring from July 13 2026 to August 23 2026 at 56.5°N 307.0°E

      Download data: JSON

      Event type: Heat wave

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

      • Canada
      • Greenland

      Duration: 42 days

      Time span: July 13 2026 to August 23 2026

      Statistics over entire affected area:

      • Mean temperature anomaly: 2.8 °C
      • Mean temperature: 11.1 °C
      • Maximum temperature anomaly: 12.4 °C
      • Maximum temperature: 25.8 °C

      Event center: 56.5°N 307.0°E

      Area affected: 1796116 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-Jul-13_to_2026-Aug-23_307.0_56.5

      (ongoing) Heat wave occuring from July 12 2026 to August 23 2026 at 75.5°N 158.0°E

      Download data: JSON

      Event type: Heat wave

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

      • Russian Federation

      Duration: 43 days

      Time span: July 12 2026 to August 23 2026

      Statistics over entire affected area:

      • Mean temperature anomaly: 2.4 °C
      • Mean temperature: 3.2 °C
      • Maximum temperature anomaly: 11.9 °C
      • Maximum temperature: 19.8 °C

      Event center: 75.5°N 158.0°E

      Area affected: 1783252 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-Jul-12_to_2026-Aug-23_158.0_75.5

      (ongoing) Heat wave occuring from October 16 2022 to August 23 2026 at -3.5°S 25.0°E

      Download data: JSON

      Event type: Heat wave

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

      • Afghanistan
      • Albania
      • Algeria
      • Andorra
      • Angola
      • Antarctica
      • Argentina
      • Armenia
      • Aruba
      • Australia
      • Austria
      • Azerbaijan
      • Azores
      • Bahamas
      • Bahrain
      • Bangladesh
      • Belarus
      • Belgium
      • Belize
      • Benin
      • Bhutan
      • Bolivia
      • Bosnia and Herzegovina
      • Botswana
      • Brazil
      • Brunei Darussalam
      • Bulgaria
      • Burkina Faso
      • Burundi
      • Cabo Verde
      • Cambodia
      • Cameroon
      • Canada
      • Canarias
      • Central African Republic
      • Chad
      • Chile
      • China
      • Colombia
      • Congo
      • Congo DRC
      • Costa Rica
      • Croatia
      • Cuba
      • Cyprus
      • Czech Republic
      • Côte d’Ivoire
      • Denmark
      • Djibouti
      • Dominican Republic
      • Ecuador
      • Egypt
      • El Salvador
      • Equatorial Guinea
      • Eritrea
      • Estonia
      • Eswatini
      • Ethiopia
      • Falkland Islands
      • Faroe Islands
      • Fiji
      • Finland
      • France
      • French Guiana
      • French Southern Territories
      • Gabon
      • Gambia
      • Georgia
      • Germany
      • Ghana
      • Greece
      • Greenland
      • Guatemala
      • Guinea
      • Guinea-Bissau
      • Guyana
      • Haiti
      • Honduras
      • Hungary
      • Iceland
      • India
      • Indonesia
      • Iran
      • Iraq
      • Ireland
      • Israel
      • Italy
      • Jamaica
      • Japan
      • Jordan
      • Kazakhstan
      • Kenya
      • Kuwait
      • Kyrgyzstan
      • Laos
      • Latvia
      • Lebanon
      • Lesotho
      • Liberia
      • Libya
      • Lithuania
      • Luxembourg
      • Madagascar
      • Madeira
      • Malawi
      • Malaysia
      • Mali
      • Martinique
      • Mauritania
      • Mauritius
      • Mexico
      • Moldova
      • Mongolia
      • Montenegro
      • Morocco
      • Mozambique
      • Myanmar
      • Namibia
      • Nepal
      • Netherlands
      • New Caledonia
      • New Zealand
      • Nicaragua
      • Niger
      • Nigeria
      • North Korea
      • North Macedonia
      • Norway
      • Oman
      • Pakistan
      • Palau
      • Palestinian Territory
      • Panama
      • Papua New Guinea
      • Paraguay
      • Peru
      • Philippines
      • Poland
      • Portugal
      • Puerto Rico
      • Qatar
      • Romania
      • Russian Federation
      • Rwanda
      • Réunion
      • Saint Eustatius
      • Saint Lucia
      • Samoa
      • Saudi Arabia
      • Senegal
      • Serbia
      • Sierra Leone
      • Slovakia
      • Slovenia
      • Solomon Islands
      • Somalia
      • South Africa
      • South Georgia and the South Sandwich Islands
      • South Korea
      • South Sudan
      • Spain
      • Sri Lanka
      • Sudan
      • Suriname
      • Sweden
      • Switzerland
      • Syria
      • Tajikistan
      • Tanzania
      • Thailand
      • Timor-Leste
      • Togo
      • Tunisia
      • Turkiye
      • Turkmenistan
      • Turks and Caicos Islands
      • Uganda
      • Ukraine
      • United Arab Emirates
      • United Kingdom
      • United States
      • Uruguay
      • Uzbekistan
      • Vanuatu
      • Venezuela
      • Vietnam
      • Yemen
      • Zambia
      • Zimbabwe

      Duration: 1408 days

      Time span: October 16 2022 to August 23 2026

      Statistics over entire affected area:

      • Mean temperature anomaly: 3.3 °C
      • Mean temperature: 18.5 °C
      • Maximum temperature anomaly: 33.2 °C
      • Maximum temperature: 46.7 °C

      Event center: -3.5°S 25.0°E

      Area affected: 509952516 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_2022-Oct-16_to_2026-Aug-23_25.0_-3.5