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: 3 days

Time span: March 06 2021 to March 08 2021

Statistics over entire affected area:

• Mean temperature anomaly: 11.1 °C
• Mean temperature: -20.5 °C
• Maximum temperature anomaly: 16.1 °C
• Maximum temperature: -15.4 °C

Event center: 70.0°N 256.5°E

Area affected: 59673 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-Mar-06_to_2021-Mar-08_256.5_70.0

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 4 days

Time span: February 20 2021 to February 23 2021

Statistics over entire affected area:

• Mean temperature anomaly: 10.7 °C
• Mean temperature: 0.2 °C
• Maximum temperature anomaly: 14.4 °C
• Maximum temperature: 5.1 °C

Event center: 55.0°N 247.5°E

Area affected: 172816 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-Feb-20_to_2021-Feb-23_247.5_55.0

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 7 days

Time span: February 19 2021 to February 25 2021

Statistics over entire affected area:

• Mean temperature anomaly: 11.5 °C
• Mean temperature: -14.6 °C
• Maximum temperature anomaly: 22.4 °C
• Maximum temperature: 0.2 °C

Event center: 60.0°N 287.0°E

Area affected: 1829217 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-Feb-19_to_2021-Feb-25_287.0_60.0

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 4 days

Time span: January 21 2021 to January 24 2021

Statistics over entire affected area:

• Mean temperature anomaly: 11.8 °C
• Mean temperature: -21.2 °C
• Maximum temperature anomaly: 18.3 °C
• Maximum temperature: -15.7 °C

Event center: 72.0°N 253.5°E

Area affected: 92446 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-Jan-21_to_2021-Jan-24_253.5_72.0

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 6 days

Time span: January 20 2021 to January 25 2021

Statistics over entire affected area:

• Mean temperature anomaly: 8.8 °C
• Mean temperature: -22.4 °C
• Maximum temperature anomaly: 15.2 °C
• Maximum temperature: -18.0 °C

Event center: 75.5°N 254.0°E

Area affected: 67903 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-Jan-20_to_2021-Jan-25_254.0_75.5

Download data: JSON

Event type: Heat wave

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

• Canada

Duration: 8 days

Time span: December 29 2020 to January 05 2021

Statistics over entire affected area:

• Mean temperature anomaly: 8.0 °C
• Mean temperature: -22.1 °C
• Maximum temperature anomaly: 13.9 °C
• Maximum temperature: -13.2 °C

Event center: 81.0°N 286.5°E

Area affected: 52382 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-Dec-29_to_2021-Jan-05_286.5_81.0