Category: Heat waves affecting Canada

Download data: JSON

Event type: Heat wave

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

• Canada
• United States

Duration: 5 days

Time span: May 01 2024 to May 05 2024

Statistics over entire affected area:

• Mean temperature anomaly: 4.3 °C
• Mean temperature: 9.0 °C
• Maximum temperature anomaly: 8.0 °C
• Maximum temperature: 12.9 °C

Event center: 55.5°N 229.5°E

Area affected: 111361 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-May-01_to_2024-May-05_229.5_55.5

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: April 27 2024 to April 30 2024

Statistics over entire affected area:

• Mean temperature anomaly: 7.3 °C
• Mean temperature: 20.2 °C
• Maximum temperature anomaly: 10.1 °C
• Maximum temperature: 22.6 °C

Event center: 41.5°N 276.5°E

Area affected: 253844 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-Apr-27_to_2024-Apr-30_276.5_41.5

Download data: JSON

Event type: Heat wave

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

• Canada
• United States

Duration: 6 days

Time span: April 17 2024 to April 22 2024

Statistics over entire affected area:

• Mean temperature anomaly: 2.4 °C
• Mean temperature: 7.9 °C
• Maximum temperature anomaly: 5.4 °C
• Maximum temperature: 11.2 °C

Event center: 55.5°N 228.0°E

Area affected: 426526 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-Apr-17_to_2024-Apr-22_228.0_55.5

Download data: JSON

Event type: Heat wave

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

• Canada
• United States

Duration: 9 days

Time span: April 16 2024 to April 24 2024

Statistics over entire affected area:

• Mean temperature anomaly: 7.8 °C
• Mean temperature: 2.5 °C
• Maximum temperature anomaly: 14.8 °C
• Maximum temperature: 12.9 °C

Event center: 60.5°N 235.0°E

Area affected: 1242596 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-Apr-16_to_2024-Apr-24_235.0_60.5

Download data: JSON

Event type: Heat wave

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

• Canada
• United States

Duration: 3 days

Time span: April 01 2024 to April 03 2024

Statistics over entire affected area:

• Mean temperature anomaly: 6.3 °C
• Mean temperature: 7.9 °C
• Maximum temperature anomaly: 9.5 °C
• Maximum temperature: 12.4 °C

Event center: 51.0°N 241.0°E

Area affected: 61357 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-Apr-01_to_2024-Apr-03_241.0_51.0