Category: Cold spells affecting Canada

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 3 days

Time span: April 15 2020 to April 17 2020

Statistics over entire affected area:

• Mean temperature anomaly: -7.8 °C
• Mean temperature: -9.9 °C
• Minimum temperature anomaly: -10.4 °C
• Minimum temperature: -13.0 °C

Event center: 52.5°N 284.5°E

Area affected: 158862 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: Cold_spell_2020-Apr-15_to_2020-Apr-17_284.5_52.5

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 6 days

Time span: March 25 2020 to March 30 2020

Statistics over entire affected area:

• Mean temperature anomaly: -7.6 °C
• Mean temperature: -33.0 °C
• Minimum temperature anomaly: -12.2 °C
• Minimum temperature: -40.2 °C

Event center: 75.5°N 243.5°E

Area affected: 61449 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: Cold_spell_2020-Mar-25_to_2020-Mar-30_243.5_75.5

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 3 days

Time span: March 09 2020 to March 11 2020

Statistics over entire affected area:

• Mean temperature anomaly: -10.0 °C
• Mean temperature: -27.7 °C
• Minimum temperature anomaly: -11.8 °C
• Minimum temperature: -30.3 °C

Event center: 56.0°N 295.0°E

Area affected: 55756 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: Cold_spell_2020-Mar-09_to_2020-Mar-11_295.0_56.0

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 4 days

Time span: March 09 2020 to March 12 2020

Statistics over entire affected area:

• Mean temperature anomaly: -6.3 °C
• Mean temperature: -31.8 °C
• Minimum temperature anomaly: -7.3 °C
• Minimum temperature: -33.6 °C

Event center: 77.5°N 222.0°E

Area affected: 170401 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: Cold_spell_2020-Mar-09_to_2020-Mar-12_222.0_77.5

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 4 days

Time span: March 07 2020 to March 10 2020

Statistics over entire affected area:

• Mean temperature anomaly: -7.4 °C
• Mean temperature: -28.7 °C
• Minimum temperature anomaly: -10.1 °C
• Minimum temperature: -31.3 °C

Event center: 60.0°N 269.5°E

Area affected: 69824 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: Cold_spell_2020-Mar-07_to_2020-Mar-10_269.5_60.0

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 6 days

Time span: March 02 2020 to March 07 2020

Statistics over entire affected area:

• Mean temperature anomaly: -7.4 °C
• Mean temperature: -31.3 °C
• Minimum temperature anomaly: -13.7 °C
• Minimum temperature: -44.3 °C

Event center: 72.0°N 232.0°E

Area affected: 278693 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: Cold_spell_2020-Mar-02_to_2020-Mar-07_232.0_72.0

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 9 days

Time span: February 29 2020 to March 08 2020

Statistics over entire affected area:

• Mean temperature anomaly: -9.6 °C
• Mean temperature: -40.9 °C
• Minimum temperature anomaly: -14.4 °C
• Minimum temperature: -46.3 °C

Event center: 70.0°N 251.5°E

Area affected: 167842 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: Cold_spell_2020-Feb-29_to_2020-Mar-08_251.5_70.0