Category: Heat waves affecting Japan

Heat wave occuring from May 08 2020 to May 14 2020 at 41.5°N 144.0°E

Download data: JSON

Event type: Heat wave

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

  • Japan

Duration: 7 days

Time span: May 08 2020 to May 14 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.3 °C
  • Mean temperature: 11.6 °C
  • Maximum temperature anomaly: 5.6 °C
  • Maximum temperature: 18.6 °C

Event center: 41.5°N 144.0°E

Area affected: 155703 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_2020-May-08_to_2020-May-14_144.0_41.5

Heat wave occuring from April 28 2020 to May 04 2020 at 41.5°N 145.5°E

Download data: JSON

Event type: Heat wave

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

  • Japan

Duration: 7 days

Time span: April 28 2020 to May 04 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.0 °C
  • Mean temperature: 12.6 °C
  • Maximum temperature anomaly: 8.8 °C
  • Maximum temperature: 21.0 °C

Event center: 41.5°N 145.5°E

Area affected: 209352 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_2020-Apr-28_to_2020-May-04_145.5_41.5

Heat wave occuring from March 25 2020 to March 27 2020 at 31.5°N 129.5°E

Download data: JSON

Event type: Heat wave

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

  • Japan

Duration: 3 days

Time span: March 25 2020 to March 27 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.7 °C
  • Mean temperature: 19.4 °C
  • Maximum temperature anomaly: 5.6 °C
  • Maximum temperature: 21.6 °C

Event center: 31.5°N 129.5°E

Area affected: 63678 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_2020-Mar-25_to_2020-Mar-27_129.5_31.5

Heat wave occuring from March 25 2020 to March 28 2020 at 41.0°N 143.0°E

Download data: JSON

Event type: Heat wave

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

  • Japan

Duration: 4 days

Time span: March 25 2020 to March 28 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.4 °C
  • Mean temperature: 7.2 °C
  • Maximum temperature anomaly: 7.1 °C
  • Maximum temperature: 11.4 °C

Event center: 41.0°N 143.0°E

Area affected: 81146 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_2020-Mar-25_to_2020-Mar-28_143.0_41.0

Heat wave occuring from March 11 2020 to May 05 2020 at 43.5°N 209.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Japan
  • Russian Federation
  • United States

Duration: 56 days

Time span: March 11 2020 to May 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.9 °C
  • Mean temperature: 6.4 °C
  • Maximum temperature anomaly: 22.9 °C
  • Maximum temperature: 25.9 °C

Event center: 43.5°N 209.0°E

Area affected: 21899864 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_2020-Mar-11_to_2020-May-05_209.0_43.5

Heat wave occuring from March 06 2020 to March 13 2020 at 40.5°N 143.5°E

Download data: JSON

Event type: Heat wave

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

  • Japan
  • Korea, Democratic People’s Republic of
  • Russian Federation

Duration: 8 days

Time span: March 06 2020 to March 13 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.2 °C
  • Mean temperature: 9.1 °C
  • Maximum temperature anomaly: 12.2 °C
  • Maximum temperature: 20.5 °C

Event center: 40.5°N 143.5°E

Area affected: 2635054 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_2020-Mar-06_to_2020-Mar-13_143.5_40.5

Heat wave occuring from January 26 2020 to February 18 2020 at 47.5°N 51.0°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • Azerbaijan
  • China
  • Iran, Islamic Republic of
  • Japan
  • Kazakhstan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Kyrgyzstan
  • Mongolia
  • Russian Federation
  • Taiwan, Province of China
  • Tajikistan
  • Turkmenistan
  • Ukraine
  • Uzbekistan

Duration: 24 days

Time span: January 26 2020 to February 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 9.1 °C
  • Mean temperature: 3.1 °C
  • Maximum temperature anomaly: 22.8 °C
  • Maximum temperature: 26.3 °C

Event center: 47.5°N 51.0°E

Area affected: 17835535 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_2020-Jan-26_to_2020-Feb-18_51.0_47.5

Heat wave occuring from January 06 2020 to January 11 2020 at 35.0°N 138.0°E

Download data: JSON

Event type: Heat wave

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

  • Japan

Duration: 6 days

Time span: January 06 2020 to January 11 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 9.2 °C
  • Maximum temperature anomaly: 9.4 °C
  • Maximum temperature: 17.2 °C

Event center: 35.0°N 138.0°E

Area affected: 167579 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_2020-Jan-06_to_2020-Jan-11_138.0_35.0