Author: WEXA

Heat wave occuring from March 03 2026 to March 07 2026 at 43.5°N 141.0°E

Download data: JSON

Event type: Heat wave

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

  • Japan

Duration: 5 days

Time span: March 03 2026 to March 07 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 4.0 °C
  • Mean temperature: 2.7 °C
  • Maximum temperature anomaly: 6.0 °C
  • Maximum temperature: 6.1 °C

Event center: 43.5°N 141.0°E

Area affected: 74310 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-Mar-03_to_2026-Mar-07_141.0_43.5

Heat wave occuring from March 03 2026 to March 14 2026 at 60.0°N 8.5°E

Download data: JSON

Event type: Heat wave

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

  • Norway
  • Sweden

Duration: 12 days

Time span: March 03 2026 to March 14 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 1.8 °C
  • Maximum temperature anomaly: 7.2 °C
  • Maximum temperature: 5.1 °C

Event center: 60.0°N 8.5°E

Area affected: 68125 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-Mar-03_to_2026-Mar-14_8.5_60.0

Heat wave occuring from March 03 2026 to March 08 2026 at -24.5°S 307.0°E

Download data: JSON

Event type: Heat wave

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

  • Brazil
  • Paraguay

Duration: 6 days

Time span: March 03 2026 to March 08 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 27.5 °C
  • Maximum temperature anomaly: 4.0 °C
  • Maximum temperature: 30.3 °C

Event center: -24.5°S 307.0°E

Area affected: 73458 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-Mar-03_to_2026-Mar-08_307.0_-24.5

Heat wave occuring from March 03 2026 to March 10 2026 at 44.5°N 270.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 8 days

Time span: March 03 2026 to March 10 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 8.7 °C
  • Mean temperature: 4.1 °C
  • Maximum temperature anomaly: 15.4 °C
  • Maximum temperature: 13.7 °C

Event center: 44.5°N 270.5°E

Area affected: 391824 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-Mar-03_to_2026-Mar-10_270.5_44.5

Heat wave occuring from March 02 2026 to March 09 2026 at -13.0°S 14.5°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Congo DRC

Duration: 8 days

Time span: March 02 2026 to March 09 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 24.1 °C
  • Maximum temperature anomaly: 4.2 °C
  • Maximum temperature: 29.5 °C

Event center: -13.0°S 14.5°E

Area affected: 215383 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-Mar-02_to_2026-Mar-09_14.5_-13.0

Heat wave occuring from March 01 2026 to March 10 2026 at -26.5°S 116.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 10 days

Time span: March 01 2026 to March 10 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 5.5 °C
  • Mean temperature: 34.2 °C
  • Maximum temperature anomaly: 9.1 °C
  • Maximum temperature: 37.4 °C

Event center: -26.5°S 116.5°E

Area affected: 398200 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-Mar-01_to_2026-Mar-10_116.5_-26.5

Heat wave occuring from March 01 2026 to March 07 2026 at -21.0°S 302.0°E

Download data: JSON

Event type: Heat wave

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

  • Bolivia
  • Brazil
  • Paraguay

Duration: 7 days

Time span: March 01 2026 to March 07 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 3.1 °C
  • Mean temperature: 30.8 °C
  • Maximum temperature anomaly: 4.9 °C
  • Maximum temperature: 32.5 °C

Event center: -21.0°S 302.0°E

Area affected: 112303 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-Mar-01_to_2026-Mar-07_302.0_-21.0

Heat wave occuring from March 01 2026 to March 04 2026 at -7.0°S 143.5°E

Download data: JSON

Event type: Heat wave

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

  • Indonesia
  • Papua New Guinea

Duration: 4 days

Time span: March 01 2026 to March 04 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 1.8 °C
  • Mean temperature: 27.4 °C
  • Maximum temperature anomaly: 2.9 °C
  • Maximum temperature: 30.1 °C

Event center: -7.0°S 143.5°E

Area affected: 55316 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-Mar-01_to_2026-Mar-04_143.5_-7.0

Heat wave occuring from February 26 2026 to March 08 2026 at -54.5°S 323.5°E

Download data: JSON

Event type: Heat wave

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

  • South Georgia and the South Sandwich Islands

Duration: 11 days

Time span: February 26 2026 to March 08 2026

Statistics over entire affected area:

  • Mean temperature anomaly: 2.8 °C
  • Mean temperature: 11.1 °C
  • Maximum temperature anomaly: 6.9 °C
  • Maximum temperature: 21.1 °C

Event center: -54.5°S 323.5°E

Area affected: 1962358 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-26_to_2026-Mar-08_323.5_-54.5

Cold spell occuring from February 24 2026 to April 17 2026 at 59.5°N 205.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland
  • United States

Duration: 53 days

Time span: February 24 2026 to April 17 2026

Statistics over entire affected area:

  • Mean temperature anomaly: -8.6 °C
  • Mean temperature: -18.6 °C
  • Minimum temperature anomaly: -24.8 °C
  • Minimum temperature: -50.8 °C

Event center: 59.5°N 205.0°E

Area affected: 21077827 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-24_to_2026-Apr-17_205.0_59.5