Category: Weather Extremes – all events

Heat wave occuring from November 26 2017 to December 02 2017 at 22.5°N 41.5°E

Download data: JSON

Event type: Heat wave

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

  • Saudi Arabia

Duration: 7 days

Time span: November 26 2017 to December 02 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 22.7 °C
  • Maximum temperature anomaly: 4.1 °C
  • Maximum temperature: 27.8 °C

Event center: 22.5°N 41.5°E

Area affected: 160769 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-Nov-26_to_2017-Dec-02_41.5_22.5

Heat wave occuring from November 26 2017 to November 30 2017 at 6.5°N 286.0°E

Download data: JSON

Event type: Heat wave

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

  • Colombia

Duration: 5 days

Time span: November 26 2017 to November 30 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 26.5 °C
  • Maximum temperature anomaly: 2.8 °C
  • Maximum temperature: 29.4 °C

Event center: 6.5°N 286.0°E

Area affected: 58230 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-Nov-26_to_2017-Nov-30_286.0_6.5

Cold spell occuring from November 26 2017 to December 01 2017 at 63.0°N 9.0°E

Download data: JSON

Event type: Cold spell

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

  • Norway
  • Sweden

Duration: 6 days

Time span: November 26 2017 to December 01 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -8.9 °C
  • Mean temperature: -12.3 °C
  • Minimum temperature anomaly: -14.0 °C
  • Minimum temperature: -21.3 °C

Event center: 63.0°N 9.0°E

Area affected: 58597 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-Nov-26_to_2017-Dec-01_9.0_63.0

Heat wave occuring from November 25 2017 to December 12 2017 at 0.0°N 39.5°E

Download data: JSON

Event type: Heat wave

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

  • Ethiopia
  • Kenya
  • Somalia

Duration: 18 days

Time span: November 25 2017 to December 12 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 28.5 °C
  • Maximum temperature anomaly: 3.3 °C
  • Maximum temperature: 31.6 °C

Event center: 0.0°N 39.5°E

Area affected: 213130 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-Nov-25_to_2017-Dec-12_39.5_0.0

Heat wave occuring from November 25 2017 to December 10 2017 at -15.0°S 14.5°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Namibia
  • Zambia

Duration: 16 days

Time span: November 25 2017 to December 10 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 3.3 °C
  • Mean temperature: 27.3 °C
  • Maximum temperature anomaly: 5.8 °C
  • Maximum temperature: 32.0 °C

Event center: -15.0°S 14.5°E

Area affected: 438534 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-Nov-25_to_2017-Dec-10_14.5_-15.0

Heat wave occuring from November 25 2017 to November 29 2017 at -10.0°S 314.0°E

Download data: JSON

Event type: Heat wave

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

  • Brazil

Duration: 5 days

Time span: November 25 2017 to November 29 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 28.4 °C
  • Maximum temperature anomaly: 6.1 °C
  • Maximum temperature: 31.8 °C

Event center: -10.0°S 314.0°E

Area affected: 216285 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-Nov-25_to_2017-Nov-29_314.0_-10.0

Cold spell occuring from November 25 2017 to November 27 2017 at -26.5°S 305.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Brazil
  • Paraguay

Duration: 3 days

Time span: November 25 2017 to November 27 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 20.3 °C
  • Minimum temperature anomaly: -5.8 °C
  • Minimum temperature: 17.6 °C

Event center: -26.5°S 305.0°E

Area affected: 52678 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-Nov-25_to_2017-Nov-27_305.0_-26.5

Heat wave occuring from November 24 2017 to November 26 2017 at 47.5°N 102.0°E

Download data: JSON

Event type: Heat wave

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

  • Mongolia

Duration: 3 days

Time span: November 24 2017 to November 26 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 7.4 °C
  • Mean temperature: -6.0 °C
  • Maximum temperature anomaly: 9.3 °C
  • Maximum temperature: -3.0 °C

Event center: 47.5°N 102.0°E

Area affected: 65432 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-Nov-24_to_2017-Nov-26_102.0_47.5

Heat wave occuring from November 24 2017 to December 14 2017 at -30.0°S 91.5°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 21 days

Time span: November 24 2017 to December 14 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 16.8 °C
  • Maximum temperature anomaly: 11.9 °C
  • Maximum temperature: 29.9 °C

Event center: -30.0°S 91.5°E

Area affected: 6432549 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-Nov-24_to_2017-Dec-14_91.5_-30.0

Heat wave occuring from November 24 2017 to December 14 2017 at 7.5°N 69.5°E

Download data: JSON

Event type: Heat wave

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

  • India

Duration: 21 days

Time span: November 24 2017 to December 14 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 27.9 °C
  • Maximum temperature anomaly: 2.5 °C
  • Maximum temperature: 29.7 °C

Event center: 7.5°N 69.5°E

Area affected: 1559021 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-Nov-24_to_2017-Dec-14_69.5_7.5