Category: Heat waves affecting United States

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: December 22 2024 to December 29 2024

Statistics over entire affected area:

• Mean temperature anomaly: 11.8 °C
• Mean temperature: -10.3 °C
• Maximum temperature anomaly: 16.0 °C
• Maximum temperature: -4.6 °C

Event center: 64.0°N 223.5°E

Area affected: 135712 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-Dec-22_to_2024-Dec-29_223.5_64.0

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: November 06 2024 to November 08 2024

Statistics over entire affected area:

• Mean temperature anomaly: 5.8 °C
• Mean temperature: 2.6 °C
• Maximum temperature anomaly: 10.5 °C
• Maximum temperature: 8.7 °C

Event center: 54.0°N 234.0°E

Area affected: 98330 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-Nov-06_to_2024-Nov-08_234.0_54.0

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: October 31 2024 to November 08 2024

Statistics over entire affected area:

• Mean temperature anomaly: 7.9 °C
• Mean temperature: -4.4 °C
• Maximum temperature anomaly: 10.9 °C
• Maximum temperature: -2.6 °C

Event center: 70.5°N 212.0°E

Area affected: 219105 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-Oct-31_to_2024-Nov-08_212.0_70.5

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: October 30 2024 to November 04 2024

Statistics over entire affected area:

• Mean temperature anomaly: 6.2 °C
• Mean temperature: -2.0 °C
• Maximum temperature anomaly: 9.0 °C
• Maximum temperature: 8.4 °C

Event center: 60.0°N 220.5°E

Area affected: 55284 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-Oct-30_to_2024-Nov-04_220.5_60.0

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: October 12 2024 to October 15 2024

Statistics over entire affected area:

• Mean temperature anomaly: 4.3 °C
• Mean temperature: 9.7 °C
• Maximum temperature anomaly: 8.6 °C
• Maximum temperature: 16.5 °C

Event center: 51.0°N 232.0°E

Area affected: 122754 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-Oct-12_to_2024-Oct-15_232.0_51.0