Category: Heat waves affecting United States

Download data: JSON

Event type: Heat wave

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

• United States

Duration: 5 days

Time span: March 15 2021 to March 19 2021

Statistics over entire affected area:

• Mean temperature anomaly: 3.5 °C
• Mean temperature: 23.9 °C
• Maximum temperature anomaly: 5.0 °C
• Maximum temperature: 26.0 °C

Event center: 29.5°N 280.0°E

Area affected: 56610 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-15_to_2021-Mar-19_280.0_29.5

Download data: JSON

Event type: Heat wave

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

• United States

Duration: 3 days

Time span: February 25 2021 to February 27 2021

Statistics over entire affected area:

• Mean temperature anomaly: 2.4 °C
• Mean temperature: 5.5 °C
• Maximum temperature anomaly: 3.8 °C
• Maximum temperature: 7.8 °C

Event center: 48.5°N 199.0°E

Area affected: 345933 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-25_to_2021-Feb-27_199.0_48.5

Download data: JSON

Event type: Heat wave

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

• United States

Duration: 8 days

Time span: February 09 2021 to February 16 2021

Statistics over entire affected area:

• Mean temperature anomaly: 2.9 °C
• Mean temperature: 3.9 °C
• Maximum temperature anomaly: 6.2 °C
• Maximum temperature: 5.7 °C

Event center: 55.5°N 192.0°E

Area affected: 384424 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-09_to_2021-Feb-16_192.0_55.5

Download data: JSON

Event type: Heat wave

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

• United States

Duration: 23 days

Time span: February 08 2021 to March 02 2021

Statistics over entire affected area:

• Mean temperature anomaly: 2.6 °C
• Mean temperature: 19.0 °C
• Maximum temperature anomaly: 4.9 °C
• Maximum temperature: 25.8 °C

Event center: 37.5°N 210.5°E

Area affected: 6728781 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-08_to_2021-Mar-02_210.5_37.5

Download data: JSON

Event type: Heat wave

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

• United States

Duration: 3 days

Time span: January 29 2021 to January 31 2021

Statistics over entire affected area:

• Mean temperature anomaly: 3.2 °C
• Mean temperature: 4.1 °C
• Maximum temperature anomaly: 4.7 °C
• Maximum temperature: 5.4 °C

Event center: 53.0°N 177.0°E

Area affected: 88694 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-29_to_2021-Jan-31_177.0_53.0

Download data: JSON

Event type: Heat wave

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

• United States

Duration: 13 days

Time span: January 21 2021 to February 02 2021

Statistics over entire affected area:

• Mean temperature anomaly: 2.5 °C
• Mean temperature: 21.2 °C
• Maximum temperature anomaly: 5.0 °C
• Maximum temperature: 24.6 °C

Event center: 26.5°N 198.0°E

Area affected: 2781145 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-Feb-02_198.0_26.5