Category: Weather Extremes – all events

Heat wave occuring from December 03 2017 to January 02 2018 at 67.5°N 208.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Russian Federation
  • United States

Duration: 31 days

Time span: December 03 2017 to January 02 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 10.6 °C
  • Mean temperature: -8.6 °C
  • Maximum temperature anomaly: 25.0 °C
  • Maximum temperature: 16.1 °C

Event center: 67.5°N 208.0°E

Area affected: 8835855 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_2017-Dec-03_to_2018-Jan-02_208.0_67.5

Heat wave occuring from December 03 2017 to January 06 2018 at 28.5°N 97.0°E

Download data: JSON

Event type: Heat wave

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

  • Bangladesh
  • Bhutan
  • China
  • India
  • Laos
  • Myanmar
  • Nepal
  • Pakistan
  • Tajikistan
  • Thailand

Duration: 35 days

Time span: December 03 2017 to January 06 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 6.0 °C
  • Maximum temperature anomaly: 13.6 °C
  • Maximum temperature: 29.8 °C

Event center: 28.5°N 97.0°E

Area affected: 4505021 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_2017-Dec-03_to_2018-Jan-06_97.0_28.5

Heat wave occuring from December 03 2017 to December 08 2017 at 64.5°N 78.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 6 days

Time span: December 03 2017 to December 08 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 15.5 °C
  • Mean temperature: -4.4 °C
  • Maximum temperature anomaly: 22.6 °C
  • Maximum temperature: -0.5 °C

Event center: 64.5°N 78.5°E

Area affected: 1136118 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_2017-Dec-03_to_2017-Dec-08_78.5_64.5

Heat wave occuring from December 03 2017 to December 08 2017 at 4.0°N 10.0°E

Download data: JSON

Event type: Heat wave

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

  • Cameroon
  • Equatorial Guinea
  • Gabon

Duration: 6 days

Time span: December 03 2017 to December 08 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 25.5 °C
  • Maximum temperature anomaly: 1.7 °C
  • Maximum temperature: 27.9 °C

Event center: 4.0°N 10.0°E

Area affected: 89520 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_2017-Dec-03_to_2017-Dec-08_10.0_4.0

Heat wave occuring from December 03 2017 to December 07 2017 at -16.0°S 45.0°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 5 days

Time span: December 03 2017 to December 07 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.4 °C
  • Mean temperature: 28.5 °C
  • Maximum temperature anomaly: 2.3 °C
  • Maximum temperature: 30.1 °C

Event center: -16.0°S 45.0°E

Area affected: 80233 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_2017-Dec-03_to_2017-Dec-07_45.0_-16.0

Cold spell occuring from December 03 2017 to December 19 2017 at -77.5°S 47.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 17 days

Time span: December 03 2017 to December 19 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -3.9 °C
  • Mean temperature: -28.2 °C
  • Minimum temperature anomaly: -6.1 °C
  • Minimum temperature: -42.5 °C

Event center: -77.5°S 47.0°E

Area affected: 1655630 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_2017-Dec-03_to_2017-Dec-19_47.0_-77.5

Cold spell occuring from December 03 2017 to December 21 2017 at -88.5°S 129.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 19 days

Time span: December 03 2017 to December 21 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -4.5 °C
  • Mean temperature: -33.6 °C
  • Minimum temperature anomaly: -6.1 °C
  • Minimum temperature: -40.0 °C

Event center: -88.5°S 129.0°E

Area affected: 899582 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_2017-Dec-03_to_2017-Dec-21_129.0_-88.5

Cold spell occuring from December 03 2017 to December 10 2017 at 19.0°N 204.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 8 days

Time span: December 03 2017 to December 10 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -1.5 °C
  • Mean temperature: 22.5 °C
  • Minimum temperature anomaly: -3.4 °C
  • Minimum temperature: 15.3 °C

Event center: 19.0°N 204.0°E

Area affected: 819751 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_2017-Dec-03_to_2017-Dec-10_204.0_19.0

Cold spell occuring from December 03 2017 to December 08 2017 at -66.5°S 47.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 6 days

Time span: December 03 2017 to December 08 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: -4.3 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: -12.8 °C

Event center: -66.5°S 47.0°E

Area affected: 289514 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_2017-Dec-03_to_2017-Dec-08_47.0_-66.5

Heat wave occuring from December 02 2017 to December 08 2017 at 53.5°N 281.5°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: December 02 2017 to December 08 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 9.3 °C
  • Mean temperature: -1.8 °C
  • Maximum temperature anomaly: 13.8 °C
  • Maximum temperature: 3.5 °C

Event center: 53.5°N 281.5°E

Area affected: 630341 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_2017-Dec-02_to_2017-Dec-08_281.5_53.5