Category: Weather Extremes – all events

Cold spell occuring from July 21 2019 to July 28 2019 at 28.5°N 270.5°E

Download data: JSON

Event type: Cold spell

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

  • Mexico
  • United States

Duration: 8 days

Time span: July 21 2019 to July 28 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 26.6 °C
  • Minimum temperature anomaly: -3.8 °C
  • Minimum temperature: 24.3 °C

Event center: 28.5°N 270.5°E

Area affected: 508812 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-Jul-21_to_2019-Jul-28_270.5_28.5

Cold spell occuring from July 21 2019 to July 28 2019 at -17.0°S 44.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar
  • Mozambique

Duration: 8 days

Time span: July 21 2019 to July 28 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 19.6 °C
  • Minimum temperature anomaly: -6.7 °C
  • Minimum temperature: 8.5 °C

Event center: -17.0°S 44.5°E

Area affected: 557137 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-Jul-21_to_2019-Jul-28_44.5_-17.0

Cold spell occuring from July 21 2019 to July 23 2019 at 38.0°N 98.0°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 3 days

Time span: July 21 2019 to July 23 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -4.4 °C
  • Mean temperature: 5.6 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: -2.1 °C

Event center: 38.0°N 98.0°E

Area affected: 69848 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-Jul-21_to_2019-Jul-23_98.0_38.0

Heat wave occuring from July 20 2019 to July 25 2019 at 58.5°N 244.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 6 days

Time span: July 20 2019 to July 25 2019

Statistics over entire affected area:

  • Mean temperature anomaly: 5.1 °C
  • Mean temperature: 22.3 °C
  • Maximum temperature anomaly: 8.0 °C
  • Maximum temperature: 26.2 °C

Event center: 58.5°N 244.5°E

Area affected: 577116 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-Jul-20_to_2019-Jul-25_244.5_58.5

Heat wave occuring from July 20 2019 to July 24 2019 at -11.5°S 326.0°E

Download data: JSON

Event type: Heat wave

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

  • Brazil

Duration: 5 days

Time span: July 20 2019 to July 24 2019

Statistics over entire affected area:

  • Mean temperature anomaly: 0.8 °C
  • Mean temperature: 25.6 °C
  • Maximum temperature anomaly: 1.2 °C
  • Maximum temperature: 26.0 °C

Event center: -11.5°S 326.0°E

Area affected: 66709 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-Jul-20_to_2019-Jul-24_326.0_-11.5

Heat wave occuring from July 20 2019 to July 23 2019 at -14.0°S 291.0°E

Download data: JSON

Event type: Heat wave

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

  • Bolivia
  • Peru

Duration: 4 days

Time span: July 20 2019 to July 23 2019

Statistics over entire affected area:

  • Mean temperature anomaly: 4.3 °C
  • Mean temperature: 24.3 °C
  • Maximum temperature anomaly: 7.6 °C
  • Maximum temperature: 27.5 °C

Event center: -14.0°S 291.0°E

Area affected: 160470 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-Jul-20_to_2019-Jul-23_291.0_-14.0

Heat wave occuring from July 20 2019 to July 26 2019 at -79.5°S 322.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 7 days

Time span: July 20 2019 to July 26 2019

Statistics over entire affected area:

  • Mean temperature anomaly: 12.2 °C
  • Mean temperature: -35.1 °C
  • Maximum temperature anomaly: 21.6 °C
  • Maximum temperature: -10.3 °C

Event center: -79.5°S 322.5°E

Area affected: 1422915 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-Jul-20_to_2019-Jul-26_322.5_-79.5

Cold spell occuring from July 20 2019 to August 01 2019 at 80.0°N 78.0°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 13 days

Time span: July 20 2019 to August 01 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -1.1 °C
  • Mean temperature: -0.4 °C
  • Minimum temperature anomaly: -1.8 °C
  • Minimum temperature: -0.9 °C

Event center: 80.0°N 78.0°E

Area affected: 75072 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-Jul-20_to_2019-Aug-01_78.0_80.0

Cold spell occuring from July 20 2019 to July 25 2019 at 55.5°N 281.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 6 days

Time span: July 20 2019 to July 25 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: 5.2 °C
  • Minimum temperature anomaly: -8.2 °C
  • Minimum temperature: 2.3 °C

Event center: 55.5°N 281.0°E

Area affected: 87945 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-Jul-20_to_2019-Jul-25_281.0_55.5

Cold spell occuring from July 20 2019 to July 23 2019 at 56.5°N 90.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 4 days

Time span: July 20 2019 to July 23 2019

Statistics over entire affected area:

  • Mean temperature anomaly: -5.5 °C
  • Mean temperature: 12.8 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: 11.2 °C

Event center: 56.5°N 90.5°E

Area affected: 74743 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-Jul-20_to_2019-Jul-23_90.5_56.5