Category: Extremes affecting Canada

Heat wave occuring from July 03 2024 to July 07 2024 at 70.0°N 297.5°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: July 03 2024 to July 07 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 1.6 °C
  • Mean temperature: 2.0 °C
  • Maximum temperature anomaly: 2.2 °C
  • Maximum temperature: 2.6 °C

Event center: 70.0°N 297.5°E

Area affected: 80094 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_2024-Jul-03_to_2024-Jul-07_297.5_70.0

Heat wave occuring from July 02 2024 to July 09 2024 at 82.0°N 273.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Greenland

Duration: 8 days

Time span: July 02 2024 to July 09 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 4.1 °C
  • Mean temperature: 5.9 °C
  • Maximum temperature anomaly: 10.0 °C
  • Maximum temperature: 19.8 °C

Event center: 82.0°N 273.5°E

Area affected: 263872 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_2024-Jul-02_to_2024-Jul-09_273.5_82.0

Cold spell occuring from July 01 2024 to July 20 2024 at 68.0°N 187.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Russian Federation
  • United States

Duration: 20 days

Time span: July 01 2024 to July 20 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 4.5 °C
  • Minimum temperature anomaly: -12.9 °C
  • Minimum temperature: -3.3 °C

Event center: 68.0°N 187.0°E

Area affected: 2551525 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_2024-Jul-01_to_2024-Jul-20_187.0_68.0

Cold spell occuring from June 30 2024 to July 12 2024 at 72.5°N 223.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 13 days

Time span: June 30 2024 to July 12 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -1.5 °C
  • Mean temperature: 0.1 °C
  • Minimum temperature anomaly: -4.4 °C
  • Minimum temperature: -0.5 °C

Event center: 72.5°N 223.5°E

Area affected: 117940 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_2024-Jun-30_to_2024-Jul-12_223.5_72.5

Heat wave occuring from June 30 2024 to July 29 2024 at 38.5°N 239.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Mexico
  • United States

Duration: 30 days

Time span: June 30 2024 to July 29 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 4.6 °C
  • Mean temperature: 21.9 °C
  • Maximum temperature anomaly: 13.2 °C
  • Maximum temperature: 41.2 °C

Event center: 38.5°N 239.5°E

Area affected: 12606702 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_2024-Jun-30_to_2024-Jul-29_239.5_38.5

Heat wave occuring from June 20 2024 to July 05 2024 at 64.5°N 198.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 16 days

Time span: June 20 2024 to July 05 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 5.6 °C
  • Mean temperature: 14.9 °C
  • Maximum temperature anomaly: 13.1 °C
  • Maximum temperature: 25.3 °C

Event center: 64.5°N 198.5°E

Area affected: 1026971 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_2024-Jun-20_to_2024-Jul-05_198.5_64.5

Cold spell occuring from June 19 2024 to June 27 2024 at 74.5°N 256.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 9 days

Time span: June 19 2024 to June 27 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 0.3 °C
  • Minimum temperature anomaly: -3.2 °C
  • Minimum temperature: -0.4 °C

Event center: 74.5°N 256.0°E

Area affected: 59422 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_2024-Jun-19_to_2024-Jun-27_256.0_74.5

Cold spell occuring from June 17 2024 to June 19 2024 at 85.5°N 253.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 3 days

Time span: June 17 2024 to June 19 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -0.6 °C
  • Mean temperature: 0.0 °C
  • Minimum temperature anomaly: -1.1 °C
  • Minimum temperature: -0.4 °C

Event center: 85.5°N 253.5°E

Area affected: 60219 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_2024-Jun-17_to_2024-Jun-19_253.5_85.5

Cold spell occuring from June 15 2024 to June 20 2024 at 51.0°N 244.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 6 days

Time span: June 15 2024 to June 20 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -5.9 °C
  • Mean temperature: 8.1 °C
  • Minimum temperature anomaly: -11.6 °C
  • Minimum temperature: -3.5 °C

Event center: 51.0°N 244.5°E

Area affected: 1875784 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_2024-Jun-15_to_2024-Jun-20_244.5_51.0

Heat wave occuring from June 14 2024 to June 27 2024 at 79.0°N 280.5°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: June 14 2024 to June 27 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 4.4 °C
  • Mean temperature: 4.0 °C
  • Maximum temperature anomaly: 9.5 °C
  • Maximum temperature: 14.9 °C

Event center: 79.0°N 280.5°E

Area affected: 174358 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_2024-Jun-14_to_2024-Jun-27_280.5_79.0