Category: Weather Extremes – all events

Cold spell occuring from September 17 2019 to September 21 2019 at 40.0°N 240.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 5 days

Time span: September 17 2019 to September 21 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -6.7 °C
  • Mean temperature: 10.5 °C
  • Minimum temperature anomaly: -8.6 °C
  • Minimum temperature: 5.6 °C

Event center: 40.0°N 240.0°E

Area affected: 99509 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_2019-Sep-17_to_2019-Sep-21_240.0_40.0

Cold spell occuring from September 16 2019 to September 28 2019 at 37.0°N 89.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • India
  • Laos
  • Myanmar
  • Vietnam

Duration: 13 days

Time span: September 16 2019 to September 28 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: 2.2 °C
  • Minimum temperature anomaly: -13.9 °C
  • Minimum temperature: -16.1 °C

Event center: 37.0°N 89.0°E

Area affected: 1499319 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_2019-Sep-16_to_2019-Sep-28_89.0_37.0

Heat wave occuring from September 15 2019 to September 17 2019 at 35.5°N 137.5°E

Download data: JSON

Event type: Heat wave

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

  • Japan

Duration: 3 days

Time span: September 15 2019 to September 17 2019

Statistics over entire affected area:

  • Mean temperature anomaly: 3.0 °C
  • Mean temperature: 25.8 °C
  • Maximum temperature anomaly: 5.0 °C
  • Maximum temperature: 28.1 °C

Event center: 35.5°N 137.5°E

Area affected: 50745 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_2019-Sep-15_to_2019-Sep-17_137.5_35.5

Heat wave occuring from September 15 2019 to September 23 2019 at 18.5°N 82.5°E

Download data: JSON

Event type: Heat wave

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

  • India

Duration: 9 days

Time span: September 15 2019 to September 23 2019

Statistics over entire affected area:

  • Mean temperature anomaly: 1.7 °C
  • Mean temperature: 27.8 °C
  • Maximum temperature anomaly: 2.4 °C
  • Maximum temperature: 30.2 °C

Event center: 18.5°N 82.5°E

Area affected: 89943 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_2019-Sep-15_to_2019-Sep-23_82.5_18.5

Cold spell occuring from September 15 2019 to September 19 2019 at 53.5°N 128.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Russian Federation

Duration: 5 days

Time span: September 15 2019 to September 19 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -6.2 °C
  • Mean temperature: 2.8 °C
  • Minimum temperature anomaly: -8.6 °C
  • Minimum temperature: -1.4 °C

Event center: 53.5°N 128.5°E

Area affected: 110283 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_2019-Sep-15_to_2019-Sep-19_128.5_53.5

Cold spell occuring from September 15 2019 to September 19 2019 at 61.5°N 7.0°E

Download data: JSON

Event type: Cold spell

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

  • Norway

Duration: 5 days

Time span: September 15 2019 to September 19 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 7.0 °C
  • Minimum temperature anomaly: -6.5 °C
  • Minimum temperature: -2.9 °C

Event center: 61.5°N 7.0°E

Area affected: 178661 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_2019-Sep-15_to_2019-Sep-19_7.0_61.5

Cold spell occuring from September 15 2019 to September 20 2019 at 24.0°N 8.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Libya
  • Niger

Duration: 6 days

Time span: September 15 2019 to September 20 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 26.9 °C
  • Minimum temperature anomaly: -4.8 °C
  • Minimum temperature: 22.6 °C

Event center: 24.0°N 8.0°E

Area affected: 204142 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_2019-Sep-15_to_2019-Sep-20_8.0_24.0

Cold spell occuring from September 15 2019 to September 23 2019 at -73.0°S 147.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 9 days

Time span: September 15 2019 to September 23 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -8.6 °C
  • Mean temperature: -59.6 °C
  • Minimum temperature anomaly: -13.1 °C
  • Minimum temperature: -70.6 °C

Event center: -73.0°S 147.5°E

Area affected: 608313 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_2019-Sep-15_to_2019-Sep-23_147.5_-73.0

Heat wave occuring from September 14 2019 to September 16 2019 at 57.0°N 70.0°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 14 2019 to September 16 2019

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: 15.5 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 17.0 °C

Event center: 57.0°N 70.0°E

Area affected: 75312 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_2019-Sep-14_to_2019-Sep-16_70.0_57.0

Cold spell occuring from September 14 2019 to September 18 2019 at 28.5°N 14.0°E

Download data: JSON

Event type: Cold spell

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

  • Libya

Duration: 5 days

Time span: September 14 2019 to September 18 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: 24.8 °C
  • Minimum temperature anomaly: -5.2 °C
  • Minimum temperature: 23.2 °C

Event center: 28.5°N 14.0°E

Area affected: 149078 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_2019-Sep-14_to_2019-Sep-18_14.0_28.5