Category: Weather Extremes – all events

Cold spell occuring from July 04 2020 to July 08 2020 at 64.5°N 226.5°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: July 04 2020 to July 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.4 °C
  • Mean temperature: 6.7 °C
  • Minimum temperature anomaly: -9.1 °C
  • Minimum temperature: 2.6 °C

Event center: 64.5°N 226.5°E

Area affected: 70537 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_2020-Jul-04_to_2020-Jul-08_226.5_64.5

Cold spell occuring from July 04 2020 to July 08 2020 at -52.0°S 287.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile

Duration: 5 days

Time span: July 04 2020 to July 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.8 °C
  • Mean temperature: -4.9 °C
  • Minimum temperature anomaly: -11.1 °C
  • Minimum temperature: -13.7 °C

Event center: -52.0°S 287.0°E

Area affected: 102007 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_2020-Jul-04_to_2020-Jul-08_287.0_-52.0

Cold spell occuring from July 04 2020 to July 11 2020 at 54.5°N 347.0°E

Download data: JSON

Event type: Cold spell

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

  • Ireland

Duration: 8 days

Time span: July 04 2020 to July 11 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -1.4 °C
  • Mean temperature: 12.5 °C
  • Minimum temperature anomaly: -2.0 °C
  • Minimum temperature: 11.8 °C

Event center: 54.5°N 347.0°E

Area affected: 84251 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_2020-Jul-04_to_2020-Jul-11_347.0_54.5

Cold spell occuring from July 04 2020 to July 08 2020 at -39.0°S 290.5°E

Download data: JSON

Event type: Cold spell

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

  • Argentina

Duration: 5 days

Time span: July 04 2020 to July 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -6.3 °C
  • Mean temperature: -3.4 °C
  • Minimum temperature anomaly: -10.5 °C
  • Minimum temperature: -8.3 °C

Event center: -39.0°S 290.5°E

Area affected: 80700 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_2020-Jul-04_to_2020-Jul-08_290.5_-39.0

Cold spell occuring from July 04 2020 to July 06 2020 at 57.5°N 126.0°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: July 04 2020 to July 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 10.5 °C
  • Minimum temperature anomaly: -6.5 °C
  • Minimum temperature: 7.1 °C

Event center: 57.5°N 126.0°E

Area affected: 71924 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_2020-Jul-04_to_2020-Jul-06_126.0_57.5

Cold spell occuring from July 04 2020 to July 18 2020 at 76.0°N 159.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 15 days

Time span: July 04 2020 to July 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -0.8 °C
  • Mean temperature: -0.0 °C
  • Minimum temperature anomaly: -1.6 °C
  • Minimum temperature: -0.4 °C

Event center: 76.0°N 159.5°E

Area affected: 147343 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_2020-Jul-04_to_2020-Jul-18_159.5_76.0

Heat wave occuring from July 04 2020 to July 06 2020 at -46.5°S 175.5°E

Download data: JSON

Event type: Heat wave

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

  • New Zealand

Duration: 3 days

Time span: July 04 2020 to July 06 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 9.1 °C
  • Maximum temperature anomaly: 5.8 °C
  • Maximum temperature: 12.8 °C

Event center: -46.5°S 175.5°E

Area affected: 156159 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_2020-Jul-04_to_2020-Jul-06_175.5_-46.5

Heat wave occuring from July 04 2020 to July 23 2020 at -16.0°S 178.0°E

Download data: JSON

Event type: Heat wave

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

  • Fiji
  • New Caledonia
  • New Zealand
  • Samoa
  • Tonga
  • Vanuatu

Duration: 20 days

Time span: July 04 2020 to July 23 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.6 °C
  • Mean temperature: 23.0 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 28.8 °C

Event center: -16.0°S 178.0°E

Area affected: 6835840 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_2020-Jul-04_to_2020-Jul-23_178.0_-16.0

Heat wave occuring from July 04 2020 to July 24 2020 at -7.0°S 110.5°E

Download data: JSON

Event type: Heat wave

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

  • Indonesia

Duration: 21 days

Time span: July 04 2020 to July 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 0.8 °C
  • Mean temperature: 27.7 °C
  • Maximum temperature anomaly: 2.2 °C
  • Maximum temperature: 29.2 °C

Event center: -7.0°S 110.5°E

Area affected: 316378 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_2020-Jul-04_to_2020-Jul-24_110.5_-7.0

Heat wave occuring from July 04 2020 to July 08 2020 at 81.0°N 229.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 5 days

Time span: July 04 2020 to July 08 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 0.6 °C
  • Mean temperature: 1.4 °C
  • Maximum temperature anomaly: 0.9 °C
  • Maximum temperature: 1.8 °C

Event center: 81.0°N 229.5°E

Area affected: 68190 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_2020-Jul-04_to_2020-Jul-08_229.5_81.0