Category: Weather Extremes – all events

Cold spell occuring from December 23 2018 to January 01 2019 at 75.0°N 346.0°E

Download data: JSON

Event type: Cold spell

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

  • Greenland

Duration: 10 days

Time span: December 23 2018 to January 01 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -9.7 °C
  • Mean temperature: -28.2 °C
  • Minimum temperature anomaly: -14.1 °C
  • Minimum temperature: -36.0 °C

Event center: 75.0°N 14.0°W

Area affected: 382673 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_2018-Dec-23_to_2019-Jan-01_346.0_75.0

Heat wave occuring from December 22 2018 to January 04 2019 at 74.5°N 127.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 14 days

Time span: December 22 2018 to January 04 2019

Statistics over entire affected area:

  • Mean temperature anomaly: 11.6 °C
  • Mean temperature: -15.7 °C
  • Maximum temperature anomaly: 23.2 °C
  • Maximum temperature: 1.3 °C

Event center: 74.5°N 127.5°E

Area affected: 3415479 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_2018-Dec-22_to_2019-Jan-04_127.5_74.5

Heat wave occuring from December 22 2018 to January 02 2019 at 0.0°N 269.5°E

Download data: JSON

Event type: Heat wave

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

  • Ecuador

Duration: 12 days

Time span: December 22 2018 to January 02 2019

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 25.2 °C
  • Maximum temperature anomaly: 2.1 °C
  • Maximum temperature: 26.2 °C

Event center: 0.0°N 269.5°E

Area affected: 207034 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_2018-Dec-22_to_2019-Jan-02_269.5_0.0

Cold spell occuring from December 22 2018 to December 24 2018 at 45.0°N 60.5°E

Download data: JSON

Event type: Cold spell

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

  • Kazakhstan
  • Uzbekistan

Duration: 3 days

Time span: December 22 2018 to December 24 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -11.0 °C
  • Mean temperature: -16.6 °C
  • Minimum temperature anomaly: -16.2 °C
  • Minimum temperature: -22.9 °C

Event center: 45.0°N 60.5°E

Area affected: 72105 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_2018-Dec-22_to_2018-Dec-24_60.5_45.0

Cold spell occuring from December 22 2018 to December 29 2018 at -5.5°S 319.5°E

Download data: JSON

Event type: Cold spell

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

  • Brazil

Duration: 8 days

Time span: December 22 2018 to December 29 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -2.4 °C
  • Mean temperature: 25.9 °C
  • Minimum temperature anomaly: -5.3 °C
  • Minimum temperature: 21.0 °C

Event center: -5.5°S 319.5°E

Area affected: 283305 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_2018-Dec-22_to_2018-Dec-29_319.5_-5.5

Cold spell occuring from December 22 2018 to December 26 2018 at -26.0°S 47.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar

Duration: 5 days

Time span: December 22 2018 to December 26 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 23.5 °C
  • Minimum temperature anomaly: -4.5 °C
  • Minimum temperature: 19.5 °C

Event center: -26.0°S 47.5°E

Area affected: 123092 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_2018-Dec-22_to_2018-Dec-26_47.5_-26.0

Cold spell occuring from December 22 2018 to January 12 2019 at -70.5°S 331.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 22 days

Time span: December 22 2018 to January 12 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -1.5 °C
  • Mean temperature: -2.2 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: -6.7 °C

Event center: -70.5°S 331.5°E

Area affected: 1188113 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_2018-Dec-22_to_2019-Jan-12_331.5_-70.5

Heat wave occuring from December 21 2018 to December 29 2018 at 53.0°N 167.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 9 days

Time span: December 21 2018 to December 29 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 4.6 °C
  • Mean temperature: 1.5 °C
  • Maximum temperature anomaly: 16.0 °C
  • Maximum temperature: 3.6 °C

Event center: 53.0°N 167.5°E

Area affected: 314205 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_2018-Dec-21_to_2018-Dec-29_167.5_53.0

Heat wave occuring from December 21 2018 to December 25 2018 at 43.0°N 7.0°E

Download data: JSON

Event type: Heat wave

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

  • France
  • Germany
  • Italy
  • Luxembourg
  • Switzerland

Duration: 5 days

Time span: December 21 2018 to December 25 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 5.1 °C
  • Mean temperature: 11.7 °C
  • Maximum temperature anomaly: 8.2 °C
  • Maximum temperature: 16.3 °C

Event center: 43.0°N 7.0°E

Area affected: 492717 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_2018-Dec-21_to_2018-Dec-25_7.0_43.0

Heat wave occuring from December 21 2018 to December 23 2018 at 5.0°N 126.0°E

Download data: JSON

Event type: Heat wave

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

  • Indonesia

Duration: 3 days

Time span: December 21 2018 to December 23 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 0.8 °C
  • Mean temperature: 27.9 °C
  • Maximum temperature anomaly: 1.3 °C
  • Maximum temperature: 28.3 °C

Event center: 5.0°N 126.0°E

Area affected: 73962 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_2018-Dec-21_to_2018-Dec-23_126.0_5.0