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: 9 days

Time span: March 19 2024 to March 27 2024

Statistics over entire affected area:

• Mean temperature anomaly: -10.8 °C
• Mean temperature: -20.7 °C
• Minimum temperature anomaly: -15.0 °C
• Minimum temperature: -31.9 °C

Event center: 53.0°N 260.0°E

Area affected: 1908215 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_2024-Mar-19_to_2024-Mar-27_260.0_53.0

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 9 days

Time span: March 10 2024 to March 18 2024

Statistics over entire affected area:

• Mean temperature anomaly: -6.1 °C
• Mean temperature: -31.4 °C
• Minimum temperature anomaly: -7.5 °C
• Minimum temperature: -33.5 °C

Event center: 80.0°N 231.0°E

Area affected: 159788 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_2024-Mar-10_to_2024-Mar-18_231.0_80.0

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 04 2024 to March 07 2024

Statistics over entire affected area:

• Mean temperature anomaly: -13.6 °C
• Mean temperature: -22.7 °C
• Minimum temperature anomaly: -17.3 °C
• Minimum temperature: -26.9 °C

Event center: 51.0°N 250.5°E

Area affected: 113348 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_2024-Mar-04_to_2024-Mar-07_250.5_51.0

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 02 2024 to March 05 2024

Statistics over entire affected area:

• Mean temperature anomaly: -6.2 °C
• Mean temperature: -33.6 °C
• Minimum temperature anomaly: -7.1 °C
• Minimum temperature: -34.4 °C

Event center: 79.0°N 241.0°E

Area affected: 56601 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_2024-Mar-02_to_2024-Mar-05_241.0_79.0

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 3 days

Time span: February 26 2024 to February 28 2024

Statistics over entire affected area:

• Mean temperature anomaly: -12.9 °C
• Mean temperature: -27.9 °C
• Minimum temperature anomaly: -14.8 °C
• Minimum temperature: -30.5 °C

Event center: 57.0°N 251.0°E

Area affected: 68135 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_2024-Feb-26_to_2024-Feb-28_251.0_57.0

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 4 days

Time span: February 18 2024 to February 21 2024

Statistics over entire affected area:

• Mean temperature anomaly: -8.7 °C
• Mean temperature: -42.7 °C
• Minimum temperature anomaly: -14.1 °C
• Minimum temperature: -48.9 °C

Event center: 67.5°N 270.0°E

Area affected: 50200 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_2024-Feb-18_to_2024-Feb-21_270.0_67.5