Category: Weather Extremes – all events

Heat wave occuring from December 09 2018 to December 22 2018 at 6.5°N 359.5°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Côte d’Ivoire
  • Ghana
  • Nigeria
  • Togo

Duration: 14 days

Time span: December 09 2018 to December 22 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 28.1 °C
  • Maximum temperature anomaly: 2.0 °C
  • Maximum temperature: 30.2 °C

Event center: 6.5°N 359.5°E

Area affected: 147499 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-09_to_2018-Dec-22_359.5_6.5

Heat wave occuring from December 09 2018 to December 19 2018 at 6.5°N 125.0°E

Download data: JSON

Event type: Heat wave

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

  • Philippines

Duration: 11 days

Time span: December 09 2018 to December 19 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.4 °C
  • Mean temperature: 27.9 °C
  • Maximum temperature anomaly: 2.9 °C
  • Maximum temperature: 30.4 °C

Event center: 6.5°N 125.0°E

Area affected: 70550 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-09_to_2018-Dec-19_125.0_6.5

Heat wave occuring from December 09 2018 to December 17 2018 at 3.0°N 10.5°E

Download data: JSON

Event type: Heat wave

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

  • Cameroon
  • Equatorial Guinea
  • Gabon

Duration: 9 days

Time span: December 09 2018 to December 17 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 25.2 °C
  • Maximum temperature anomaly: 1.9 °C
  • Maximum temperature: 27.5 °C

Event center: 3.0°N 10.5°E

Area affected: 58682 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-09_to_2018-Dec-17_10.5_3.0

Heat wave occuring from December 09 2018 to December 14 2018 at -16.0°S 301.0°E

Download data: JSON

Event type: Heat wave

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

  • Bolivia
  • Brazil

Duration: 6 days

Time span: December 09 2018 to December 14 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 29.0 °C
  • Maximum temperature anomaly: 3.2 °C
  • Maximum temperature: 31.0 °C

Event center: -16.0°S 301.0°E

Area affected: 68014 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-09_to_2018-Dec-14_301.0_-16.0

Heat wave occuring from December 09 2018 to December 11 2018 at -14.0°S 136.0°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 3 days

Time span: December 09 2018 to December 11 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 33.5 °C
  • Maximum temperature anomaly: 4.3 °C
  • Maximum temperature: 35.7 °C

Event center: -14.0°S 136.0°E

Area affected: 113246 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-09_to_2018-Dec-11_136.0_-14.0

Heat wave occuring from December 09 2018 to December 30 2018 at -81.5°S 78.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 22 days

Time span: December 09 2018 to December 30 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 6.5 °C
  • Mean temperature: -18.4 °C
  • Maximum temperature anomaly: 13.1 °C
  • Maximum temperature: 4.2 °C

Event center: -81.5°S 78.0°E

Area affected: 7741062 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-09_to_2018-Dec-30_78.0_-81.5

Cold spell occuring from December 09 2018 to December 16 2018 at 53.5°N 157.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 8 days

Time span: December 09 2018 to December 16 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -6.6 °C
  • Mean temperature: -13.2 °C
  • Minimum temperature anomaly: -13.8 °C
  • Minimum temperature: -28.6 °C

Event center: 53.5°N 157.5°E

Area affected: 165382 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-09_to_2018-Dec-16_157.5_53.5

Cold spell occuring from December 09 2018 to December 20 2018 at 2.5°N 36.0°E

Download data: JSON

Event type: Cold spell

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

  • Ethiopia
  • Kenya

Duration: 12 days

Time span: December 09 2018 to December 20 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 26.3 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: 23.6 °C

Event center: 2.5°N 36.0°E

Area affected: 77161 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-09_to_2018-Dec-20_36.0_2.5

Cold spell occuring from December 09 2018 to December 13 2018 at 3.0°N 34.5°E

Download data: JSON

Event type: Cold spell

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

  • Kenya
  • Uganda

Duration: 5 days

Time span: December 09 2018 to December 13 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: 21.5 °C
  • Minimum temperature anomaly: -3.5 °C
  • Minimum temperature: 19.1 °C

Event center: 3.0°N 34.5°E

Area affected: 67979 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-09_to_2018-Dec-13_34.5_3.0

Cold spell occuring from December 09 2018 to December 16 2018 at -3.5°S 292.5°E

Download data: JSON

Event type: Cold spell

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

  • Brazil
  • Colombia
  • Peru

Duration: 8 days

Time span: December 09 2018 to December 16 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 24.9 °C
  • Minimum temperature anomaly: -1.8 °C
  • Minimum temperature: 23.9 °C

Event center: -3.5°S 292.5°E

Area affected: 74068 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-09_to_2018-Dec-16_292.5_-3.5