Cold spell occuring from October 11 2023 to October 21 2023 at 84.5°N 77.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Russian Federation

Duration: 11 days

Time span: October 11 2023 to October 21 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -6.7 °C
  • Mean temperature: -19.2 °C
  • Minimum temperature anomaly: -11.2 °C
  • Minimum temperature: -23.4 °C

Event center: 84.5°N 77.0°E

Area affected: 1083764 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_2023-Oct-11_to_2023-Oct-21_77.0_84.5

Heat wave occuring from October 10 2023 to October 15 2023 at 62.5°N 171.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 6 days

Time span: October 10 2023 to October 15 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.5 °C
  • Mean temperature: 1.2 °C
  • Maximum temperature anomaly: 6.9 °C
  • Maximum temperature: 6.9 °C

Event center: 62.5°N 171.0°E

Area affected: 85240 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_2023-Oct-10_to_2023-Oct-15_171.0_62.5

Heat wave occuring from October 10 2023 to October 18 2023 at 74.0°N 123.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 9 days

Time span: October 10 2023 to October 18 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.5 °C
  • Mean temperature: -1.3 °C
  • Maximum temperature anomaly: 8.2 °C
  • Maximum temperature: -0.5 °C

Event center: 74.0°N 123.5°E

Area affected: 177354 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_2023-Oct-10_to_2023-Oct-18_123.5_74.0

Cold spell occuring from October 09 2023 to October 13 2023 at 44.0°N 40.5°E

Download data: JSON

Event type: Cold spell

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

  • Azerbaijan
  • Georgia
  • Russian Federation
  • Ukraine

Duration: 5 days

Time span: October 09 2023 to October 13 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.4 °C
  • Mean temperature: 6.8 °C
  • Minimum temperature anomaly: -10.1 °C
  • Minimum temperature: -6.2 °C

Event center: 44.0°N 40.5°E

Area affected: 841326 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_2023-Oct-09_to_2023-Oct-13_40.5_44.0

Heat wave occuring from October 07 2023 to October 16 2023 at 75.0°N 160.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 10 days

Time span: October 07 2023 to October 16 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.1 °C
  • Mean temperature: -1.0 °C
  • Maximum temperature anomaly: 6.6 °C
  • Maximum temperature: 0.1 °C

Event center: 75.0°N 160.5°E

Area affected: 207631 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_2023-Oct-07_to_2023-Oct-16_160.5_75.0

Heat wave occuring from September 30 2023 to October 06 2023 at 66.5°N 140.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 7 days

Time span: September 30 2023 to October 06 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 6.4 °C
  • Mean temperature: 1.7 °C
  • Maximum temperature anomaly: 11.2 °C
  • Maximum temperature: 7.7 °C

Event center: 66.5°N 140.5°E

Area affected: 515558 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_2023-Sep-30_to_2023-Oct-06_140.5_66.5

Heat wave occuring from September 30 2023 to October 02 2023 at 64.0°N 121.0°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: September 30 2023 to October 02 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.2 °C
  • Mean temperature: 3.9 °C
  • Maximum temperature anomaly: 8.7 °C
  • Maximum temperature: 8.9 °C

Event center: 64.0°N 121.0°E

Area affected: 83401 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_2023-Sep-30_to_2023-Oct-02_121.0_64.0

Heat wave occuring from September 29 2023 to October 02 2023 at 56.0°N 42.0°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: September 29 2023 to October 02 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.9 °C
  • Mean temperature: 15.0 °C
  • Maximum temperature anomaly: 7.8 °C
  • Maximum temperature: 16.7 °C

Event center: 56.0°N 42.0°E

Area affected: 88051 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_2023-Sep-29_to_2023-Oct-02_42.0_56.0

Heat wave occuring from September 25 2023 to September 28 2023 at 67.0°N 131.5°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: September 25 2023 to September 28 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 6.2 °C
  • Mean temperature: 3.8 °C
  • Maximum temperature anomaly: 10.2 °C
  • Maximum temperature: 7.9 °C

Event center: 67.0°N 131.5°E

Area affected: 69856 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_2023-Sep-25_to_2023-Sep-28_131.5_67.0

Cold spell occuring from September 24 2023 to October 06 2023 at 49.0°N 90.0°E

Download data: JSON

Event type: Cold spell

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

  • Mongolia
  • Russian Federation

Duration: 13 days

Time span: September 24 2023 to October 06 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.5 °C
  • Mean temperature: -3.2 °C
  • Minimum temperature anomaly: -14.3 °C
  • Minimum temperature: -13.2 °C

Event center: 49.0°N 90.0°E

Area affected: 73343 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_2023-Sep-24_to_2023-Oct-06_90.0_49.0