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: January 21 2011 to January 23 2011

Statistics over entire affected area:

• Mean temperature anomaly: -11.5 °C
• Mean temperature: -30.6 °C
• Minimum temperature anomaly: -14.1 °C
• Minimum temperature: -35.9 °C

Event center: 49.5°N 271.5°E

Area affected: 79746 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_2011-Jan-21_to_2011-Jan-23_271.5_49.5

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 10 days

Time span: January 19 2011 to January 28 2011

Statistics over entire affected area:

• Mean temperature anomaly: -10.4 °C
• Mean temperature: -42.4 °C
• Minimum temperature anomaly: -18.7 °C
• Minimum temperature: -52.2 °C

Event center: 73.0°N 245.5°E

Area affected: 744492 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_2011-Jan-19_to_2011-Jan-28_245.5_73.0

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 7 days

Time span: January 19 2011 to January 25 2011

Statistics over entire affected area:

• Mean temperature anomaly: -8.5 °C
• Mean temperature: -40.1 °C
• Minimum temperature anomaly: -15.2 °C
• Minimum temperature: -49.1 °C

Event center: 75.5°N 246.0°E

Area affected: 52380 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_2011-Jan-19_to_2011-Jan-25_246.0_75.5

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 9 days

Time span: January 14 2011 to January 22 2011

Statistics over entire affected area:

• Mean temperature anomaly: -14.2 °C
• Mean temperature: -36.8 °C
• Minimum temperature anomaly: -20.5 °C
• Minimum temperature: -43.7 °C

Event center: 64.5°N 229.5°E

Area affected: 108729 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_2011-Jan-14_to_2011-Jan-22_229.5_64.5

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 6 days

Time span: January 12 2011 to January 17 2011

Statistics over entire affected area:

• Mean temperature anomaly: -15.3 °C
• Mean temperature: -34.3 °C
• Minimum temperature anomaly: -23.0 °C
• Minimum temperature: -47.4 °C

Event center: 60.0°N 241.0°E

Area affected: 315956 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_2011-Jan-12_to_2011-Jan-17_241.0_60.0

Download data: JSON

Event type: Cold spell

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

• Canada

Duration: 7 days

Time span: December 30 2010 to January 05 2011

Statistics over entire affected area:

• Mean temperature anomaly: -7.1 °C
• Mean temperature: -33.2 °C
• Minimum temperature anomaly: -13.6 °C
• Minimum temperature: -43.1 °C

Event center: 77.5°N 242.5°E

Area affected: 279180 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_2010-Dec-30_to_2011-Jan-05_242.5_77.5