Category: Heat waves affecting Canada

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 30 2021 to June 05 2021

Statistics over entire affected area:

• Mean temperature anomaly: 4.7 °C
• Mean temperature: 6.0 °C
• Maximum temperature anomaly: 14.3 °C
• Maximum temperature: 17.3 °C

Event center: 59.0°N 297.5°E

Area affected: 242035 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-May-30_to_2021-Jun-05_297.5_59.0

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 5 days

Time span: May 19 2021 to May 23 2021

Statistics over entire affected area:

• Mean temperature anomaly: 3.4 °C
• Mean temperature: 6.4 °C
• Maximum temperature anomaly: 7.6 °C
• Maximum temperature: 13.0 °C

Event center: 49.0°N 307.0°E

Area affected: 142691 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-May-19_to_2021-May-23_307.0_49.0

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 5 days

Time span: May 17 2021 to May 21 2021

Statistics over entire affected area:

• Mean temperature anomaly: 4.0 °C
• Mean temperature: -3.0 °C
• Maximum temperature anomaly: 4.8 °C
• Maximum temperature: -2.1 °C

Event center: 85.0°N 234.0°E

Area affected: 50639 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-May-17_to_2021-May-21_234.0_85.0

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 4 days

Time span: May 01 2021 to May 04 2021

Statistics over entire affected area:

• Mean temperature anomaly: 2.1 °C
• Mean temperature: 3.8 °C
• Maximum temperature anomaly: 3.0 °C
• Maximum temperature: 5.2 °C

Event center: 47.5°N 308.0°E

Area affected: 100121 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-May-01_to_2021-May-04_308.0_47.5

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 16 days

Time span: April 24 2021 to May 09 2021

Statistics over entire affected area:

• Mean temperature anomaly: 3.6 °C
• Mean temperature: 5.7 °C
• Maximum temperature anomaly: 6.8 °C
• Maximum temperature: 11.0 °C

Event center: 50.5°N 300.5°E

Area affected: 229462 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-Apr-24_to_2021-May-09_300.5_50.5

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 4 days

Time span: April 24 2021 to April 27 2021

Statistics over entire affected area:

• Mean temperature anomaly: 4.7 °C
• Mean temperature: -10.2 °C
• Maximum temperature anomaly: 6.3 °C
• Maximum temperature: -9.0 °C

Event center: 85.0°N 224.5°E

Area affected: 133968 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-Apr-24_to_2021-Apr-27_224.5_85.0