Category: Cold spells affecting Canada

Cold spell occuring from January 31 2023 to February 02 2023 at 66.5°N 267.5°E

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 31 2023 to February 02 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -8.3 °C
  • Mean temperature: -42.7 °C
  • Minimum temperature anomaly: -11.3 °C
  • Minimum temperature: -46.9 °C

Event center: 66.5°N 267.5°E

Area affected: 73030 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_2023-Jan-31_to_2023-Feb-02_267.5_66.5

Cold spell occuring from January 31 2023 to February 14 2023 at 76.5°N 260.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 15 days

Time span: January 31 2023 to February 14 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.1 °C
  • Mean temperature: -37.0 °C
  • Minimum temperature anomaly: -15.6 °C
  • Minimum temperature: -48.0 °C

Event center: 76.5°N 260.0°E

Area affected: 230476 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_2023-Jan-31_to_2023-Feb-14_260.0_76.5

Cold spell occuring from January 30 2023 to February 02 2023 at 54.0°N 294.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 4 days

Time span: January 30 2023 to February 02 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -10.0 °C
  • Mean temperature: -31.5 °C
  • Minimum temperature anomaly: -12.1 °C
  • Minimum temperature: -34.2 °C

Event center: 54.0°N 294.0°E

Area affected: 77288 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_2023-Jan-30_to_2023-Feb-02_294.0_54.0

Cold spell occuring from January 30 2023 to March 13 2023 at 43.5°N 247.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Mexico
  • United States

Duration: 43 days

Time span: January 30 2023 to March 13 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.6 °C
  • Mean temperature: -14.8 °C
  • Minimum temperature anomaly: -27.1 °C
  • Minimum temperature: -52.3 °C

Event center: 43.5°N 247.5°E

Area affected: 20569056 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_2023-Jan-30_to_2023-Mar-13_247.5_43.5

Cold spell occuring from January 29 2023 to February 03 2023 at 43.5°N 247.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Mexico
  • United States

Duration: 6 days

Time span: January 29 2023 to February 03 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -11.0 °C
  • Mean temperature: -9.8 °C
  • Minimum temperature anomaly: -24.5 °C
  • Minimum temperature: -28.1 °C

Event center: 43.5°N 247.5°E

Area affected: 2631313 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_2023-Jan-29_to_2023-Feb-03_247.5_43.5

Cold spell occuring from January 27 2023 to February 01 2023 at 65.5°N 292.5°E

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 27 2023 to February 01 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -10.9 °C
  • Mean temperature: -38.3 °C
  • Minimum temperature anomaly: -15.3 °C
  • Minimum temperature: -45.0 °C

Event center: 65.5°N 292.5°E

Area affected: 106046 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_2023-Jan-27_to_2023-Feb-01_292.5_65.5

Cold spell occuring from January 25 2023 to February 23 2023 at 71.0°N 234.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 30 days

Time span: January 25 2023 to February 23 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -8.6 °C
  • Mean temperature: -33.0 °C
  • Minimum temperature anomaly: -19.2 °C
  • Minimum temperature: -44.5 °C

Event center: 71.0°N 234.0°E

Area affected: 833054 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_2023-Jan-25_to_2023-Feb-23_234.0_71.0

Cold spell occuring from January 14 2023 to January 27 2023 at 71.5°N 275.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 14 days

Time span: January 14 2023 to January 27 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -8.8 °C
  • Mean temperature: -42.4 °C
  • Minimum temperature anomaly: -13.6 °C
  • Minimum temperature: -50.5 °C

Event center: 71.5°N 275.0°E

Area affected: 125468 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_2023-Jan-14_to_2023-Jan-27_275.0_71.5

Cold spell occuring from January 10 2023 to January 25 2023 at 77.0°N 261.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland

Duration: 16 days

Time span: January 10 2023 to January 25 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -10.3 °C
  • Mean temperature: -37.1 °C
  • Minimum temperature anomaly: -18.8 °C
  • Minimum temperature: -49.5 °C

Event center: 77.0°N 261.5°E

Area affected: 773936 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_2023-Jan-10_to_2023-Jan-25_261.5_77.0

Cold spell occuring from January 08 2023 to January 20 2023 at 83.0°N 308.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland

Duration: 13 days

Time span: January 08 2023 to January 20 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.4 °C
  • Mean temperature: -34.2 °C
  • Minimum temperature anomaly: -12.3 °C
  • Minimum temperature: -43.8 °C

Event center: 83.0°N 308.0°E

Area affected: 101320 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_2023-Jan-08_to_2023-Jan-20_308.0_83.0