Category: Heat waves affecting Canada

Heat wave occuring from May 22 2020 to May 31 2020 at 49.0°N 295.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 10 days

Time span: May 22 2020 to May 31 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 8.0 °C
  • Mean temperature: 20.4 °C
  • Maximum temperature anomaly: 14.5 °C
  • Maximum temperature: 28.7 °C

Event center: 49.0°N 295.0°E

Area affected: 1070490 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-22_to_2020-May-31_295.0_49.0

Heat wave occuring from May 20 2020 to June 06 2020 at 80.0°N 344.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Greenland
  • Norway
  • Russian Federation
  • Svalbard and Jan Mayen

Duration: 18 days

Time span: May 20 2020 to June 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 0.2 °C
  • Maximum temperature anomaly: 8.0 °C
  • Maximum temperature: 5.4 °C

Event center: 80.0°N 344.5°E

Area affected: 4402196 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-20_to_2020-Jun-06_344.5_80.0

Heat wave occuring from May 18 2020 to May 25 2020 at 51.5°N 264.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 8 days

Time span: May 18 2020 to May 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 8.3 °C
  • Mean temperature: 20.3 °C
  • Maximum temperature anomaly: 12.3 °C
  • Maximum temperature: 24.3 °C

Event center: 51.5°N 264.0°E

Area affected: 131350 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-18_to_2020-May-25_264.0_51.5

Heat wave occuring from May 18 2020 to May 20 2020 at 56.0°N 276.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 3 days

Time span: May 18 2020 to May 20 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.4 °C
  • Mean temperature: 3.1 °C
  • Maximum temperature anomaly: 8.3 °C
  • Maximum temperature: 8.0 °C

Event center: 56.0°N 276.0°E

Area affected: 60393 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-18_to_2020-May-20_276.0_56.0

Heat wave occuring from May 17 2020 to May 23 2020 at 51.0°N 260.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 7 days

Time span: May 17 2020 to May 23 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 7.3 °C
  • Mean temperature: 19.4 °C
  • Maximum temperature anomaly: 11.8 °C
  • Maximum temperature: 22.8 °C

Event center: 51.0°N 260.5°E

Area affected: 241635 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-17_to_2020-May-23_260.5_51.0

Heat wave occuring from May 13 2020 to May 19 2020 at 73.0°N 274.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 7 days

Time span: May 13 2020 to May 19 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.1 °C
  • Mean temperature: -2.0 °C
  • Maximum temperature anomaly: 9.7 °C
  • Maximum temperature: 2.4 °C

Event center: 73.0°N 274.5°E

Area affected: 173632 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-13_to_2020-May-19_274.5_73.0

Heat wave occuring from May 07 2020 to May 18 2020 at 64.5°N 309.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Greenland

Duration: 12 days

Time span: May 07 2020 to May 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.1 °C
  • Mean temperature: 3.4 °C
  • Maximum temperature anomaly: 12.3 °C
  • Maximum temperature: 13.3 °C

Event center: 64.5°N 309.5°E

Area affected: 742058 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-07_to_2020-May-18_309.5_64.5

Heat wave occuring from May 04 2020 to June 06 2020 at 50.5°N 201.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • China
  • Greenland
  • Kazakhstan
  • Mongolia
  • Russian Federation
  • Svalbard and Jan Mayen
  • United States

Duration: 34 days

Time span: May 04 2020 to June 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: 3.1 °C
  • Maximum temperature anomaly: 21.5 °C
  • Maximum temperature: 26.2 °C

Event center: 50.5°N 201.5°E

Area affected: 21296845 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-04_to_2020-Jun-06_201.5_50.5

Heat wave occuring from April 08 2020 to May 01 2020 at 70.5°N 304.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Greenland

Duration: 24 days

Time span: April 08 2020 to May 01 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 8.1 °C
  • Mean temperature: -7.9 °C
  • Maximum temperature anomaly: 15.4 °C
  • Maximum temperature: 7.7 °C

Event center: 70.5°N 304.0°E

Area affected: 2424185 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-08_to_2020-May-01_304.0_70.5

Heat wave occuring from April 04 2020 to May 12 2020 at 68.0°N 92.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • China
  • Hong Kong
  • Kazakhstan
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Mongolia
  • Myanmar
  • Russian Federation
  • Svalbard and Jan Mayen
  • Taiwan, Province of China
  • Viet Nam

Duration: 39 days

Time span: April 04 2020 to May 12 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 8.7 °C
  • Mean temperature: -0.6 °C
  • Maximum temperature anomaly: 18.8 °C
  • Maximum temperature: 34.4 °C

Event center: 68.0°N 92.0°E

Area affected: 20709406 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-04_to_2020-May-12_92.0_68.0