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: 20 days

Time span: March 13 2024 to April 01 2024

Statistics over entire affected area:

• Mean temperature anomaly: 7.1 °C
• Mean temperature: -2.3 °C
• Maximum temperature anomaly: 21.9 °C
• Maximum temperature: 18.9 °C

Event center: 60.0°N 222.0°E

Area affected: 9385669 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-Mar-13_to_2024-Apr-01_222.0_60.0

Download data: JSON

Event type: Heat wave

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

• Canada
• United States

Duration: 7 days

Time span: March 12 2024 to March 18 2024

Statistics over entire affected area:

• Mean temperature anomaly: 8.4 °C
• Mean temperature: 10.1 °C
• Maximum temperature anomaly: 12.1 °C
• Maximum temperature: 19.3 °C

Event center: 37.5°N 284.0°E

Area affected: 340772 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-Mar-12_to_2024-Mar-18_284.0_37.5

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: March 11 2024 to March 16 2024

Statistics over entire affected area:

• Mean temperature anomaly: 8.0 °C
• Mean temperature: 2.3 °C
• Maximum temperature anomaly: 12.2 °C
• Maximum temperature: 6.8 °C

Event center: 48.5°N 272.5°E

Area affected: 80940 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-Mar-11_to_2024-Mar-16_272.5_48.5

Download data: JSON

Event type: Heat wave

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

• Canada
• United States

Duration: 8 days

Time span: March 10 2024 to March 17 2024

Statistics over entire affected area:

• Mean temperature anomaly: 9.4 °C
• Mean temperature: 9.9 °C
• Maximum temperature anomaly: 15.2 °C
• Maximum temperature: 21.4 °C

Event center: 42.0°N 277.0°E

Area affected: 711299 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-Mar-10_to_2024-Mar-17_277.0_42.0

Download data: JSON

Event type: Heat wave

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

• Canada
• United States

Duration: 14 days

Time span: March 09 2024 to March 22 2024

Statistics over entire affected area:

• Mean temperature anomaly: 11.1 °C
• Mean temperature: -10.2 °C
• Maximum temperature anomaly: 19.8 °C
• Maximum temperature: 3.6 °C

Event center: 65.5°N 279.5°E

Area affected: 1831918 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-Mar-09_to_2024-Mar-22_279.5_65.5

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: March 01 2024 to March 09 2024

Statistics over entire affected area:

• Mean temperature anomaly: 10.4 °C
• Mean temperature: 6.4 °C
• Maximum temperature anomaly: 17.6 °C
• Maximum temperature: 23.2 °C

Event center: 45.0°N 277.5°E

Area affected: 2392017 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-Mar-01_to_2024-Mar-09_277.5_45.0

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: February 26 2024 to February 28 2024

Statistics over entire affected area:

• Mean temperature anomaly: 10.1 °C
• Mean temperature: 6.8 °C
• Maximum temperature anomaly: 17.2 °C
• Maximum temperature: 15.8 °C

Event center: 45.0°N 285.5°E

Area affected: 254263 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-Feb-26_to_2024-Feb-28_285.5_45.0

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: February 17 2024 to February 25 2024

Statistics over entire affected area:

• Mean temperature anomaly: 7.5 °C
• Mean temperature: 0.6 °C
• Maximum temperature anomaly: 13.1 °C
• Maximum temperature: 8.0 °C

Event center: 50.5°N 234.5°E

Area affected: 460212 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-Feb-17_to_2024-Feb-25_234.5_50.5