Category: Heat waves affecting Canada

16 heat waves identified in Canada since 2020

Heat wave occuring from February 26 2011 to March 02 2011 at 85.0°N 339.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 5 days

Time span: February 26 2011 to March 02 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 8.3 °C
  • Mean temperature: -17.6 °C
  • Maximum temperature anomaly: 16.4 °C
  • Maximum temperature: -6.3 °C

Event center: 85.0°N 339.0°E

Area affected: 206975 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_2011-Feb-26_to_2011-Mar-02_339.0_85.0

Heat wave occuring from February 10 2011 to February 18 2011 at 46.5°N 269.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 9 days

Time span: February 10 2011 to February 18 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 11.7 °C
  • Mean temperature: 0.5 °C
  • Maximum temperature anomaly: 17.3 °C
  • Maximum temperature: 9.4 °C

Event center: 46.5°N 269.0°E

Area affected: 1335184 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_2011-Feb-10_to_2011-Feb-18_269.0_46.5

Heat wave occuring from February 03 2011 to February 05 2011 at 55.0°N 258.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 3 days

Time span: February 03 2011 to February 05 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 13.6 °C
  • Mean temperature: -0.4 °C
  • Maximum temperature anomaly: 19.2 °C
  • Maximum temperature: 3.9 °C

Event center: 55.0°N 258.5°E

Area affected: 405272 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_2011-Feb-03_to_2011-Feb-05_258.5_55.0

Heat wave occuring from January 31 2011 to February 05 2011 at 61.5°N 241.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 6 days

Time span: January 31 2011 to February 05 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 13.5 °C
  • Mean temperature: -8.3 °C
  • Maximum temperature anomaly: 24.0 °C
  • Maximum temperature: 7.2 °C

Event center: 61.5°N 241.5°E

Area affected: 1352118 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_2011-Jan-31_to_2011-Feb-05_241.5_61.5

Heat wave occuring from January 30 2011 to February 03 2011 at 68.5°N 258.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 5 days

Time span: January 30 2011 to February 03 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 6.7 °C
  • Mean temperature: -21.8 °C
  • Maximum temperature anomaly: 9.3 °C
  • Maximum temperature: -19.0 °C

Event center: 68.5°N 258.5°E

Area affected: 64539 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_2011-Jan-30_to_2011-Feb-03_258.5_68.5

Heat wave occuring from January 25 2011 to January 28 2011 at 52.0°N 243.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 4 days

Time span: January 25 2011 to January 28 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 8.0 °C
  • Mean temperature: -2.2 °C
  • Maximum temperature anomaly: 11.0 °C
  • Maximum temperature: 1.1 °C

Event center: 52.0°N 243.0°E

Area affected: 55292 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_2011-Jan-25_to_2011-Jan-28_243.0_52.0

Heat wave occuring from January 21 2011 to January 27 2011 at 60.0°N 230.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 7 days

Time span: January 21 2011 to January 27 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 12.8 °C
  • Mean temperature: -5.3 °C
  • Maximum temperature anomaly: 18.8 °C
  • Maximum temperature: 0.9 °C

Event center: 60.0°N 230.0°E

Area affected: 176510 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_2011-Jan-21_to_2011-Jan-27_230.0_60.0

Heat wave occuring from January 13 2011 to January 19 2011 at 42.5°N 250.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 7 days

Time span: January 13 2011 to January 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 6.8 °C
  • Mean temperature: 3.7 °C
  • Maximum temperature anomaly: 13.3 °C
  • Maximum temperature: 13.0 °C

Event center: 42.5°N 250.0°E

Area affected: 816495 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_2011-Jan-13_to_2011-Jan-19_250.0_42.5

Heat wave occuring from January 01 2011 to January 07 2011 at 64.5°N 232.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 7 days

Time span: January 01 2011 to January 07 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 13.7 °C
  • Mean temperature: -8.0 °C
  • Maximum temperature anomaly: 21.2 °C
  • Maximum temperature: 6.3 °C

Event center: 64.5°N 232.0°E

Area affected: 224800 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_2011-Jan-01_to_2011-Jan-07_232.0_64.5

Heat wave occuring from December 31 2010 to January 07 2011 at 62.0°N 213.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 8 days

Time span: December 31 2010 to January 07 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 13.1 °C
  • Mean temperature: -4.7 °C
  • Maximum temperature anomaly: 20.7 °C
  • Maximum temperature: 4.0 °C

Event center: 62.0°N 213.5°E

Area affected: 487452 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_2010-Dec-31_to_2011-Jan-07_213.5_62.0