Category: Weather Extremes – all events

Cold spell occuring from November 12 2018 to November 15 2018 at 35.5°N 249.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 4 days

Time span: November 12 2018 to November 15 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -6.9 °C
  • Mean temperature: -0.2 °C
  • Minimum temperature anomaly: -9.6 °C
  • Minimum temperature: -3.9 °C

Event center: 35.5°N 249.0°E

Area affected: 62574 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-12_to_2018-Nov-15_249.0_35.5

Cold spell occuring from November 11 2018 to November 18 2018 at 62.5°N 164.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 8 days

Time span: November 11 2018 to November 18 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -12.6 °C
  • Mean temperature: -26.9 °C
  • Minimum temperature anomaly: -18.1 °C
  • Minimum temperature: -35.6 °C

Event center: 62.5°N 164.5°E

Area affected: 132388 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-11_to_2018-Nov-18_164.5_62.5

Cold spell occuring from November 11 2018 to November 15 2018 at 50.0°N 284.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 5 days

Time span: November 11 2018 to November 15 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -8.9 °C
  • Mean temperature: -12.1 °C
  • Minimum temperature anomaly: -15.5 °C
  • Minimum temperature: -17.3 °C

Event center: 50.0°N 284.5°E

Area affected: 189067 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-11_to_2018-Nov-15_284.5_50.0

Heat wave occuring from November 10 2018 to November 13 2018 at 69.5°N 64.5°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 10 2018 to November 13 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 6.6 °C
  • Mean temperature: 1.7 °C
  • Maximum temperature anomaly: 13.4 °C
  • Maximum temperature: 5.1 °C

Event center: 69.5°N 64.5°E

Area affected: 272358 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-10_to_2018-Nov-13_64.5_69.5

Cold spell occuring from November 10 2018 to November 12 2018 at 53.5°N 86.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 3 days

Time span: November 10 2018 to November 12 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -14.2 °C
  • Mean temperature: -21.6 °C
  • Minimum temperature anomaly: -19.3 °C
  • Minimum temperature: -27.2 °C

Event center: 53.5°N 86.5°E

Area affected: 96276 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-10_to_2018-Nov-12_86.5_53.5

Cold spell occuring from November 10 2018 to November 21 2018 at 19.0°N 259.0°E

Download data: JSON

Event type: Cold spell

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

  • Guatemala
  • Mexico
  • United States

Duration: 12 days

Time span: November 10 2018 to November 21 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -7.3 °C
  • Mean temperature: 9.4 °C
  • Minimum temperature anomaly: -15.9 °C
  • Minimum temperature: -13.1 °C

Event center: 19.0°N 259.0°E

Area affected: 4240685 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-10_to_2018-Nov-21_259.0_19.0

Heat wave occuring from November 09 2018 to November 22 2018 at 19.5°N 288.5°E

Download data: JSON

Event type: Heat wave

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

  • Dominican Republic
  • Haiti

Duration: 14 days

Time span: November 09 2018 to November 22 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.6 °C
  • Mean temperature: 25.8 °C
  • Maximum temperature anomaly: 2.8 °C
  • Maximum temperature: 28.3 °C

Event center: 19.5°N 288.5°E

Area affected: 52534 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-09_to_2018-Nov-22_288.5_19.5

Heat wave occuring from November 09 2018 to November 16 2018 at 6.0°N 84.5°E

Download data: JSON

Event type: Heat wave

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

  • Sri Lanka

Duration: 8 days

Time span: November 09 2018 to November 16 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 27.8 °C
  • Maximum temperature anomaly: 1.7 °C
  • Maximum temperature: 28.4 °C

Event center: 6.0°N 84.5°E

Area affected: 477079 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-09_to_2018-Nov-16_84.5_6.0

Heat wave occuring from November 09 2018 to November 16 2018 at 5.0°N 357.0°E

Download data: JSON

Event type: Heat wave

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

  • Côte d’Ivoire
  • Ghana
  • Togo

Duration: 8 days

Time span: November 09 2018 to November 16 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 27.7 °C
  • Maximum temperature anomaly: 1.9 °C
  • Maximum temperature: 30.9 °C

Event center: 5.0°N 357.0°E

Area affected: 116775 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-09_to_2018-Nov-16_357.0_5.0

Heat wave occuring from November 09 2018 to November 14 2018 at -6.5°S 13.0°E

Download data: JSON

Event type: Heat wave

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

  • Angola
  • Congo DRC

Duration: 6 days

Time span: November 09 2018 to November 14 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.5 °C
  • Mean temperature: 26.4 °C
  • Maximum temperature anomaly: 3.1 °C
  • Maximum temperature: 28.9 °C

Event center: -6.5°S 13.0°E

Area affected: 82919 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-09_to_2018-Nov-14_13.0_-6.5