Category: Weather Extremes – all events

Cold spell occuring from August 15 2017 to August 18 2017 at 80.5°N 314.0°E

Download data: JSON

Event type: Cold spell

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

  • Greenland

Duration: 4 days

Time span: August 15 2017 to August 18 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: -15.8 °C
  • Minimum temperature anomaly: -7.8 °C
  • Minimum temperature: -20.9 °C

Event center: 80.5°N 314.0°E

Area affected: 78442 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-Aug-15_to_2017-Aug-18_314.0_80.5

Heat wave occuring from August 14 2017 to August 25 2017 at 38.5°N 357.0°E

Download data: JSON

Event type: Heat wave

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

  • Portugal
  • Spain

Duration: 12 days

Time span: August 14 2017 to August 25 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 4.0 °C
  • Mean temperature: 28.2 °C
  • Maximum temperature anomaly: 6.4 °C
  • Maximum temperature: 32.9 °C

Event center: 38.5°N 357.0°E

Area affected: 201271 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-Aug-14_to_2017-Aug-25_357.0_38.5

Heat wave occuring from August 14 2017 to August 18 2017 at 39.5°N 106.5°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 5 days

Time span: August 14 2017 to August 18 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 4.9 °C
  • Mean temperature: 26.5 °C
  • Maximum temperature anomaly: 6.3 °C
  • Maximum temperature: 29.6 °C

Event center: 39.5°N 106.5°E

Area affected: 87378 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-Aug-14_to_2017-Aug-18_106.5_39.5

Heat wave occuring from August 14 2017 to August 21 2017 at 20.0°N 283.0°E

Download data: JSON

Event type: Heat wave

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

  • Cuba

Duration: 8 days

Time span: August 14 2017 to August 21 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 29.0 °C
  • Maximum temperature anomaly: 2.0 °C
  • Maximum temperature: 30.5 °C

Event center: 20.0°N 283.0°E

Area affected: 87094 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-Aug-14_to_2017-Aug-21_283.0_20.0

Heat wave occuring from August 14 2017 to August 17 2017 at -37.0°S 150.0°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 4 days

Time span: August 14 2017 to August 17 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 16.9 °C
  • Maximum temperature anomaly: 5.0 °C
  • Maximum temperature: 20.1 °C

Event center: -37.0°S 150.0°E

Area affected: 110884 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-Aug-14_to_2017-Aug-17_150.0_-37.0

Heat wave occuring from August 14 2017 to August 27 2017 at -80.0°S 178.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 14 days

Time span: August 14 2017 to August 27 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 13.1 °C
  • Mean temperature: -27.4 °C
  • Maximum temperature anomaly: 25.0 °C
  • Maximum temperature: -9.5 °C

Event center: -80.0°S 178.0°E

Area affected: 2329164 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-Aug-14_to_2017-Aug-27_178.0_-80.0

Cold spell occuring from August 14 2017 to August 20 2017 at 61.0°N 215.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 7 days

Time span: August 14 2017 to August 20 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -3.2 °C
  • Mean temperature: 6.1 °C
  • Minimum temperature anomaly: -5.3 °C
  • Minimum temperature: -4.9 °C

Event center: 61.0°N 215.0°E

Area affected: 253986 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-Aug-14_to_2017-Aug-20_215.0_61.0

Cold spell occuring from August 14 2017 to August 16 2017 at 52.5°N 290.5°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: August 14 2017 to August 16 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: 9.1 °C
  • Minimum temperature anomaly: -5.5 °C
  • Minimum temperature: 7.4 °C

Event center: 52.5°N 290.5°E

Area affected: 50225 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-Aug-14_to_2017-Aug-16_290.5_52.5

Cold spell occuring from August 14 2017 to August 17 2017 at 23.5°N 20.0°E

Download data: JSON

Event type: Cold spell

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

  • Chad
  • Libya

Duration: 4 days

Time span: August 14 2017 to August 17 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 28.1 °C
  • Minimum temperature anomaly: -3.8 °C
  • Minimum temperature: 24.7 °C

Event center: 23.5°N 20.0°E

Area affected: 293885 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-Aug-14_to_2017-Aug-17_20.0_23.5

Heat wave occuring from August 13 2017 to August 17 2017 at 39.5°N 102.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 5 days

Time span: August 13 2017 to August 17 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 27.0 °C
  • Maximum temperature anomaly: 8.0 °C
  • Maximum temperature: 32.0 °C

Event center: 39.5°N 102.0°E

Area affected: 121334 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-Aug-13_to_2017-Aug-17_102.0_39.5