Category: Weather Extremes – all events

Heat wave occuring from November 24 2017 to November 30 2017 at 3.5°N 23.0°E

Download data: JSON

Event type: Heat wave

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

  • Congo
  • Congo DRC

Duration: 7 days

Time span: November 24 2017 to November 30 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.8 °C
  • Mean temperature: 26.8 °C
  • Maximum temperature anomaly: 2.6 °C
  • Maximum temperature: 27.8 °C

Event center: 3.5°N 23.0°E

Area affected: 157488 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-30_23.0_3.5

Cold spell occuring from November 24 2017 to December 01 2017 at -20.0°S 35.5°E

Download data: JSON

Event type: Cold spell

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

  • Congo DRC
  • Malawi
  • Mozambique
  • Zambia
  • Zimbabwe

Duration: 8 days

Time span: November 24 2017 to December 01 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -3.2 °C
  • Mean temperature: 22.5 °C
  • Minimum temperature anomaly: -6.5 °C
  • Minimum temperature: 16.9 °C

Event center: -20.0°S 35.5°E

Area affected: 544416 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-24_to_2017-Dec-01_35.5_-20.0

Cold spell occuring from November 24 2017 to November 27 2017 at -69.0°S 288.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 4 days

Time span: November 24 2017 to November 27 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: -5.9 °C
  • Minimum temperature anomaly: -5.3 °C
  • Minimum temperature: -15.8 °C

Event center: -69.0°S 288.5°E

Area affected: 122947 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-24_to_2017-Nov-27_288.5_-69.0

Heat wave occuring from November 23 2017 to December 03 2017 at 46.0°N 258.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 11 days

Time span: November 23 2017 to December 03 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 8.5 °C
  • Mean temperature: 4.2 °C
  • Maximum temperature anomaly: 15.7 °C
  • Maximum temperature: 15.1 °C

Event center: 46.0°N 258.0°E

Area affected: 305574 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-23_to_2017-Dec-03_258.0_46.0

Heat wave occuring from November 23 2017 to December 09 2017 at 11.0°N 269.0°E

Download data: JSON

Event type: Heat wave

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

  • El Salvador
  • Guatemala
  • Honduras
  • Nicaragua

Duration: 17 days

Time span: November 23 2017 to December 09 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 28.1 °C
  • Maximum temperature anomaly: 2.5 °C
  • Maximum temperature: 29.5 °C

Event center: 11.0°N 269.0°E

Area affected: 266070 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-23_to_2017-Dec-09_269.0_11.0

Heat wave occuring from November 23 2017 to December 04 2017 at -8.0°S 43.5°E

Download data: JSON

Event type: Heat wave

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

  • Mozambique
  • Tanzania

Duration: 12 days

Time span: November 23 2017 to December 04 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 27.8 °C
  • Maximum temperature anomaly: 2.0 °C
  • Maximum temperature: 29.9 °C

Event center: -8.0°S 43.5°E

Area affected: 430152 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-23_to_2017-Dec-04_43.5_-8.0

Heat wave occuring from November 23 2017 to November 28 2017 at -68.5°S 126.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 6 days

Time span: November 23 2017 to November 28 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: -9.9 °C
  • Maximum temperature anomaly: 9.3 °C
  • Maximum temperature: 2.7 °C

Event center: -68.5°S 126.0°E

Area affected: 1197104 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-23_to_2017-Nov-28_126.0_-68.5

Cold spell occuring from November 23 2017 to November 25 2017 at 48.0°N 119.0°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 23 2017 to November 25 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -9.3 °C
  • Mean temperature: -23.7 °C
  • Minimum temperature anomaly: -12.8 °C
  • Minimum temperature: -27.6 °C

Event center: 48.0°N 119.0°E

Area affected: 78631 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-23_to_2017-Nov-25_119.0_48.0

Cold spell occuring from November 23 2017 to December 05 2017 at 33.0°N 100.5°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 13 days

Time span: November 23 2017 to December 05 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: -19.7 °C
  • Minimum temperature anomaly: -15.3 °C
  • Minimum temperature: -28.1 °C

Event center: 33.0°N 100.5°E

Area affected: 130081 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-23_to_2017-Dec-05_100.5_33.0

Cold spell occuring from November 23 2017 to November 26 2017 at 27.5°N 53.5°E

Download data: JSON

Event type: Cold spell

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

  • Iran

Duration: 4 days

Time span: November 23 2017 to November 26 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -3.2 °C
  • Mean temperature: 13.1 °C
  • Minimum temperature anomaly: -4.8 °C
  • Minimum temperature: 7.3 °C

Event center: 27.5°N 53.5°E

Area affected: 51827 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-23_to_2017-Nov-26_53.5_27.5