Category: Weather Extremes – all events

Cold spell occuring from November 30 2017 to December 06 2017 at -19.0°S 134.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 7 days

Time span: November 30 2017 to December 06 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -6.6 °C
  • Mean temperature: 20.6 °C
  • Minimum temperature anomaly: -11.0 °C
  • Minimum temperature: 12.4 °C

Event center: -19.0°S 134.5°E

Area affected: 2714763 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-30_to_2017-Dec-06_134.5_-19.0

Heat wave occuring from November 29 2017 to December 09 2017 at 72.0°N 180.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation
  • United States

Duration: 11 days

Time span: November 29 2017 to December 09 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 12.4 °C
  • Mean temperature: -10.6 °C
  • Maximum temperature anomaly: 21.2 °C
  • Maximum temperature: 2.9 °C

Event center: 72.0°N 180.5°E

Area affected: 1547924 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-29_to_2017-Dec-09_180.5_72.0

Heat wave occuring from November 29 2017 to December 21 2017 at -1.0°S 36.0°E

Download data: JSON

Event type: Heat wave

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

  • Kenya
  • Tanzania

Duration: 23 days

Time span: November 29 2017 to December 21 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.9 °C
  • Mean temperature: 24.7 °C
  • Maximum temperature anomaly: 3.8 °C
  • Maximum temperature: 30.9 °C

Event center: -1.0°S 36.0°E

Area affected: 173020 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-29_to_2017-Dec-21_36.0_-1.0

Heat wave occuring from November 29 2017 to December 04 2017 at -15.5°S 123.0°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 6 days

Time span: November 29 2017 to December 04 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 30.1 °C
  • Maximum temperature anomaly: 2.9 °C
  • Maximum temperature: 33.7 °C

Event center: -15.5°S 123.0°E

Area affected: 53351 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-29_to_2017-Dec-04_123.0_-15.5

Heat wave occuring from November 29 2017 to December 06 2017 at -73.0°S 7.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 8 days

Time span: November 29 2017 to December 06 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 6.1 °C
  • Mean temperature: -16.1 °C
  • Maximum temperature anomaly: 10.6 °C
  • Maximum temperature: 1.5 °C

Event center: -73.0°S 7.0°E

Area affected: 413935 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-29_to_2017-Dec-06_7.0_-73.0

Heat wave occuring from November 28 2017 to December 01 2017 at 66.5°N 80.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 4 days

Time span: November 28 2017 to December 01 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 16.3 °C
  • Mean temperature: -6.0 °C
  • Maximum temperature anomaly: 18.8 °C
  • Maximum temperature: -3.4 °C

Event center: 66.5°N 80.0°E

Area affected: 76229 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-28_to_2017-Dec-01_80.0_66.5

Heat wave occuring from November 28 2017 to December 10 2017 at 1.0°N 101.5°E

Download data: JSON

Event type: Heat wave

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

  • Brunei Darussalam
  • Indonesia
  • Malaysia
  • Thailand

Duration: 13 days

Time span: November 28 2017 to December 10 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.3 °C
  • Mean temperature: 27.7 °C
  • Maximum temperature anomaly: 2.7 °C
  • Maximum temperature: 29.5 °C

Event center: 1.0°N 101.5°E

Area affected: 1303929 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-28_to_2017-Dec-10_101.5_1.0

Cold spell occuring from November 28 2017 to November 30 2017 at 47.5°N 119.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Mongolia

Duration: 3 days

Time span: November 28 2017 to November 30 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -8.6 °C
  • Mean temperature: -24.2 °C
  • Minimum temperature anomaly: -12.4 °C
  • Minimum temperature: -29.5 °C

Event center: 47.5°N 119.5°E

Area affected: 52105 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-28_to_2017-Nov-30_119.5_47.5

Heat wave occuring from November 27 2017 to December 01 2017 at 71.5°N 50.5°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: November 27 2017 to December 01 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 11.6 °C
  • Mean temperature: -2.3 °C
  • Maximum temperature anomaly: 18.5 °C
  • Maximum temperature: 2.8 °C

Event center: 71.5°N 50.5°E

Area affected: 537673 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-27_to_2017-Dec-01_50.5_71.5

Cold spell occuring from November 27 2017 to December 09 2017 at 41.5°N 2.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Andorra
  • France
  • Italy
  • Libya
  • Mali
  • Mauritania
  • Morocco
  • Portugal
  • Spain
  • Switzerland
  • Tunisia

Duration: 13 days

Time span: November 27 2017 to December 09 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 7.5 °C
  • Minimum temperature anomaly: -9.8 °C
  • Minimum temperature: -16.3 °C

Event center: 41.5°N 2.0°E

Area affected: 3252732 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-27_to_2017-Dec-09_2.0_41.5