Category: Weather Extremes – all events

Cold spell occuring from November 24 2018 to November 26 2018 at -17.5°S 312.0°E

Download data: JSON

Event type: Cold spell

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

  • Brazil

Duration: 3 days

Time span: November 24 2018 to November 26 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 20.8 °C
  • Minimum temperature anomaly: -4.0 °C
  • Minimum temperature: 18.9 °C

Event center: -17.5°S 312.0°E

Area affected: 70913 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-Nov-24_to_2018-Nov-26_312.0_-17.5

Heat wave occuring from November 23 2018 to November 26 2018 at 73.5°N 336.5°E

Download data: JSON

Event type: Heat wave

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

  • Greenland

Duration: 4 days

Time span: November 23 2018 to November 26 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 10.7 °C
  • Mean temperature: -18.8 °C
  • Maximum temperature anomaly: 14.2 °C
  • Maximum temperature: 2.1 °C

Event center: 73.5°N 336.5°E

Area affected: 408050 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-Nov-23_to_2018-Nov-26_336.5_73.5

Heat wave occuring from November 23 2018 to November 26 2018 at 32.0°N 58.0°E

Download data: JSON

Event type: Heat wave

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

  • Iran

Duration: 4 days

Time span: November 23 2018 to November 26 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 5.4 °C
  • Mean temperature: 18.9 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 24.1 °C

Event center: 32.0°N 58.0°E

Area affected: 73456 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-Nov-23_to_2018-Nov-26_58.0_32.0

Heat wave occuring from November 23 2018 to November 27 2018 at 7.0°N 280.0°E

Download data: JSON

Event type: Heat wave

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

  • Panama

Duration: 5 days

Time span: November 23 2018 to November 27 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 27.2 °C
  • Maximum temperature anomaly: 1.7 °C
  • Maximum temperature: 28.1 °C

Event center: 7.0°N 280.0°E

Area affected: 58239 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-Nov-23_to_2018-Nov-27_280.0_7.0

Cold spell occuring from November 23 2018 to November 28 2018 at 59.0°N 16.0°E

Download data: JSON

Event type: Cold spell

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

  • Denmark
  • Norway
  • Sweden

Duration: 6 days

Time span: November 23 2018 to November 28 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -6.7 °C
  • Mean temperature: -4.9 °C
  • Minimum temperature anomaly: -9.3 °C
  • Minimum temperature: -10.2 °C

Event center: 59.0°N 16.0°E

Area affected: 122044 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-Nov-23_to_2018-Nov-28_16.0_59.0

Heat wave occuring from November 22 2018 to November 26 2018 at 61.5°N 309.5°E

Download data: JSON

Event type: Heat wave

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

  • Greenland

Duration: 5 days

Time span: November 22 2018 to November 26 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 6.1 °C
  • Mean temperature: 2.6 °C
  • Maximum temperature anomaly: 14.6 °C
  • Maximum temperature: 8.0 °C

Event center: 61.5°N 309.5°E

Area affected: 266967 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-Nov-22_to_2018-Nov-26_309.5_61.5

Heat wave occuring from November 22 2018 to November 24 2018 at 64.5°N 143.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 3 days

Time span: November 22 2018 to November 24 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 11.2 °C
  • Mean temperature: -24.1 °C
  • Maximum temperature anomaly: 18.0 °C
  • Maximum temperature: -18.6 °C

Event center: 64.5°N 143.0°E

Area affected: 59832 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-Nov-22_to_2018-Nov-24_143.0_64.5

Cold spell occuring from November 22 2018 to November 24 2018 at -35.5°S 148.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 3 days

Time span: November 22 2018 to November 24 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -6.9 °C
  • Mean temperature: 9.5 °C
  • Minimum temperature anomaly: -9.9 °C
  • Minimum temperature: 2.9 °C

Event center: -35.5°S 148.5°E

Area affected: 52669 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-Nov-22_to_2018-Nov-24_148.5_-35.5

Heat wave occuring from November 21 2018 to November 29 2018 at 35.0°N 239.0°E

Download data: JSON

Event type: Heat wave

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

  • United States

Duration: 9 days

Time span: November 21 2018 to November 29 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 2.1 °C
  • Mean temperature: 16.7 °C
  • Maximum temperature anomaly: 4.1 °C
  • Maximum temperature: 18.3 °C

Event center: 35.0°N 239.0°E

Area affected: 53760 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-Nov-21_to_2018-Nov-29_239.0_35.0

Heat wave occuring from November 21 2018 to November 27 2018 at 8.0°N 0.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Côte d’Ivoire
  • Ghana
  • Nigeria
  • Togo

Duration: 7 days

Time span: November 21 2018 to November 27 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 28.3 °C
  • Maximum temperature anomaly: 2.4 °C
  • Maximum temperature: 31.6 °C

Event center: 8.0°N 0.0°E

Area affected: 178039 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-Nov-21_to_2018-Nov-27_0.0_8.0