Category: Weather Extremes – all events

Heat wave occuring from September 03 2018 to September 08 2018 at 23.0°N 46.5°E

Download data: JSON

Event type: Heat wave

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

  • Saudi Arabia

Duration: 6 days

Time span: September 03 2018 to September 08 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 37.0 °C
  • Maximum temperature anomaly: 3.1 °C
  • Maximum temperature: 38.9 °C

Event center: 23.0°N 46.5°E

Area affected: 62921 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-Sep-03_to_2018-Sep-08_46.5_23.0

Heat wave occuring from September 03 2018 to September 13 2018 at -29.5°S 290.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Chile

Duration: 11 days

Time span: September 03 2018 to September 13 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 3.5 °C
  • Maximum temperature anomaly: 8.5 °C
  • Maximum temperature: 18.2 °C

Event center: -29.5°S 290.5°E

Area affected: 148489 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-Sep-03_to_2018-Sep-13_290.5_-29.5

Cold spell occuring from September 03 2018 to September 09 2018 at 6.0°N 294.5°E

Download data: JSON

Event type: Cold spell

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

  • Brazil
  • Guyana
  • Venezuela

Duration: 7 days

Time span: September 03 2018 to September 09 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -1.4 °C
  • Mean temperature: 23.4 °C
  • Minimum temperature anomaly: -2.6 °C
  • Minimum temperature: 18.6 °C

Event center: 6.0°N 294.5°E

Area affected: 273413 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-Sep-03_to_2018-Sep-09_294.5_6.0

Cold spell occuring from September 03 2018 to September 09 2018 at 1.5°N 295.0°E

Download data: JSON

Event type: Cold spell

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

  • Brazil
  • Colombia
  • Venezuela

Duration: 7 days

Time span: September 03 2018 to September 09 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 23.8 °C
  • Minimum temperature anomaly: -1.7 °C
  • Minimum temperature: 21.6 °C

Event center: 1.5°N 295.0°E

Area affected: 206983 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-Sep-03_to_2018-Sep-09_295.0_1.5

Cold spell occuring from September 03 2018 to September 11 2018 at -24.5°S 21.5°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Botswana
  • Lesotho
  • Namibia
  • South Africa

Duration: 9 days

Time span: September 03 2018 to September 11 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -4.4 °C
  • Mean temperature: 11.8 °C
  • Minimum temperature anomaly: -11.7 °C
  • Minimum temperature: 0.3 °C

Event center: -24.5°S 21.5°E

Area affected: 5692056 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-Sep-03_to_2018-Sep-11_21.5_-24.5

Heat wave occuring from September 02 2018 to September 06 2018 at 65.0°N 39.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 5 days

Time span: September 02 2018 to September 06 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 14.8 °C
  • Maximum temperature anomaly: 5.6 °C
  • Maximum temperature: 16.6 °C

Event center: 65.0°N 39.0°E

Area affected: 54618 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-Sep-02_to_2018-Sep-06_39.0_65.0

Heat wave occuring from September 02 2018 to September 04 2018 at 51.0°N 17.5°E

Download data: JSON

Event type: Heat wave

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

  • Poland

Duration: 3 days

Time span: September 02 2018 to September 04 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 4.2 °C
  • Mean temperature: 20.1 °C
  • Maximum temperature anomaly: 5.2 °C
  • Maximum temperature: 21.7 °C

Event center: 51.0°N 17.5°E

Area affected: 80050 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-Sep-02_to_2018-Sep-04_17.5_51.0

Heat wave occuring from September 02 2018 to September 06 2018 at 47.5°N 297.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 5 days

Time span: September 02 2018 to September 06 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 17.8 °C
  • Maximum temperature anomaly: 5.7 °C
  • Maximum temperature: 21.2 °C

Event center: 47.5°N 297.0°E

Area affected: 165027 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-Sep-02_to_2018-Sep-06_297.0_47.5

Heat wave occuring from September 02 2018 to September 06 2018 at 38.0°N 121.0°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: September 02 2018 to September 06 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.8 °C
  • Mean temperature: 25.3 °C
  • Maximum temperature anomaly: 3.1 °C
  • Maximum temperature: 26.4 °C

Event center: 38.0°N 121.0°E

Area affected: 64989 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-Sep-02_to_2018-Sep-06_121.0_38.0

Heat wave occuring from September 02 2018 to October 01 2018 at 12.5°N 76.0°E

Download data: JSON

Event type: Heat wave

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

  • India

Duration: 30 days

Time span: September 02 2018 to October 01 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.3 °C
  • Mean temperature: 28.1 °C
  • Maximum temperature anomaly: 4.4 °C
  • Maximum temperature: 34.0 °C

Event center: 12.5°N 76.0°E

Area affected: 1088542 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-Sep-02_to_2018-Oct-01_76.0_12.5