Category: Heat waves affecting Canada

Heat wave occuring from January 10 2022 to January 20 2022 at 51.0°N 235.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 11 days

Time span: January 10 2022 to January 20 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 9.3 °C
  • Mean temperature: 0.5 °C
  • Maximum temperature anomaly: 15.2 °C
  • Maximum temperature: 10.7 °C

Event center: 51.0°N 235.5°E

Area affected: 587090 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-Jan-10_to_2022-Jan-20_235.5_51.0

Heat wave occuring from December 24 2021 to January 07 2022 at 64.0°N 282.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 15 days

Time span: December 24 2021 to January 07 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 10.4 °C
  • Mean temperature: -13.8 °C
  • Maximum temperature anomaly: 18.0 °C
  • Maximum temperature: -0.9 °C

Event center: 64.0°N 282.0°E

Area affected: 562376 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_2021-Dec-24_to_2022-Jan-07_282.0_64.0

Heat wave occuring from December 14 2021 to December 28 2021 at 80.5°N 291.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Greenland
  • Iceland

Duration: 15 days

Time span: December 14 2021 to December 28 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 9.7 °C
  • Mean temperature: -9.0 °C
  • Maximum temperature anomaly: 30.3 °C
  • Maximum temperature: 17.6 °C

Event center: 80.5°N 291.0°E

Area affected: 6371356 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_2021-Dec-14_to_2021-Dec-28_291.0_80.5

Heat wave occuring from December 11 2021 to December 14 2021 at 43.0°N 286.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 4 days

Time span: December 11 2021 to December 14 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 7.8 °C
  • Mean temperature: 3.7 °C
  • Maximum temperature anomaly: 11.0 °C
  • Maximum temperature: 6.6 °C

Event center: 43.0°N 286.0°E

Area affected: 59122 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_2021-Dec-11_to_2021-Dec-14_286.0_43.0

Heat wave occuring from December 09 2021 to December 17 2021 at 60.0°N 275.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 9 days

Time span: December 09 2021 to December 17 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 11.1 °C
  • Mean temperature: -7.1 °C
  • Maximum temperature anomaly: 18.8 °C
  • Maximum temperature: -1.1 °C

Event center: 60.0°N 275.0°E

Area affected: 523906 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_2021-Dec-09_to_2021-Dec-17_275.0_60.0

Heat wave occuring from November 30 2021 to December 13 2021 at 75.5°N 290.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Greenland

Duration: 14 days

Time span: November 30 2021 to December 13 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 9.1 °C
  • Mean temperature: -13.4 °C
  • Maximum temperature anomaly: 16.4 °C
  • Maximum temperature: 2.6 °C

Event center: 75.5°N 290.0°E

Area affected: 1011241 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_2021-Nov-30_to_2021-Dec-13_290.0_75.5

Heat wave occuring from November 23 2021 to November 27 2021 at 67.0°N 279.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 5 days

Time span: November 23 2021 to November 27 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 11.7 °C
  • Mean temperature: -7.5 °C
  • Maximum temperature anomaly: 17.5 °C
  • Maximum temperature: -2.7 °C

Event center: 67.0°N 279.5°E

Area affected: 238000 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_2021-Nov-23_to_2021-Nov-27_279.5_67.0

Heat wave occuring from November 22 2021 to December 06 2021 at 51.0°N 302.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Greenland

Duration: 15 days

Time span: November 22 2021 to December 06 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 5.5 °C
  • Mean temperature: 9.2 °C
  • Maximum temperature anomaly: 20.2 °C
  • Maximum temperature: 23.3 °C

Event center: 51.0°N 302.5°E

Area affected: 5647039 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_2021-Nov-22_to_2021-Dec-06_302.5_51.0

Heat wave occuring from November 19 2021 to December 11 2021 at 39.0°N 254.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Mexico
  • United States

Duration: 23 days

Time span: November 19 2021 to December 11 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 7.1 °C
  • Mean temperature: 9.8 °C
  • Maximum temperature anomaly: 19.6 °C
  • Maximum temperature: 28.3 °C

Event center: 39.0°N 254.0°E

Area affected: 4531351 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_2021-Nov-19_to_2021-Dec-11_254.0_39.0

Heat wave occuring from November 05 2021 to November 15 2021 at 79.5°N 259.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 11 days

Time span: November 05 2021 to November 15 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 6.3 °C
  • Mean temperature: -14.6 °C
  • Maximum temperature anomaly: 10.9 °C
  • Maximum temperature: -9.0 °C

Event center: 79.5°N 259.0°E

Area affected: 685613 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_2021-Nov-05_to_2021-Nov-15_259.0_79.5