Category: Weather Extremes – all events

Heat wave occuring from March 20 2020 to March 24 2020 at -72.5°S 156.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 5 days

Time span: March 20 2020 to March 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 7.6 °C
  • Mean temperature: -8.8 °C
  • Maximum temperature anomaly: 19.4 °C
  • Maximum temperature: 1.4 °C

Event center: -72.5°S 156.0°E

Area affected: 518121 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-Mar-20_to_2020-Mar-24_156.0_-72.5

Heat wave occuring from March 19 2020 to March 22 2020 at 18.0°N 53.0°E

Download data: JSON

Event type: Heat wave

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

  • Oman
  • Saudi Arabia
  • Yemen

Duration: 4 days

Time span: March 19 2020 to March 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 30.1 °C
  • Maximum temperature anomaly: 4.8 °C
  • Maximum temperature: 32.0 °C

Event center: 18.0°N 53.0°E

Area affected: 70225 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-Mar-19_to_2020-Mar-22_53.0_18.0

Cold spell occuring from March 18 2020 to March 31 2020 at -29.0°S 248.0°E

Download data: JSON

Event type: Cold spell

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

  • Chile

Duration: 14 days

Time span: March 18 2020 to March 31 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 18.7 °C
  • Minimum temperature anomaly: -4.0 °C
  • Minimum temperature: 9.3 °C

Event center: -29.0°S 248.0°E

Area affected: 4817108 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-Mar-18_to_2020-Mar-31_248.0_-29.0

Heat wave occuring from March 18 2020 to April 02 2020 at -40.0°S 304.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Brazil
  • Chile
  • Paraguay
  • Uruguay

Duration: 16 days

Time span: March 18 2020 to April 02 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 21.1 °C
  • Maximum temperature anomaly: 8.9 °C
  • Maximum temperature: 32.4 °C

Event center: -40.0°S 304.5°E

Area affected: 3213350 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-Mar-18_to_2020-Apr-02_304.5_-40.0

Heat wave occuring from March 18 2020 to March 28 2020 at -44.0°S 284.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Chile

Duration: 11 days

Time span: March 18 2020 to March 28 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 15.4 °C
  • Maximum temperature anomaly: 5.8 °C
  • Maximum temperature: 20.8 °C

Event center: -44.0°S 284.5°E

Area affected: 1386114 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-Mar-18_to_2020-Mar-28_284.5_-44.0

Cold spell occuring from March 18 2020 to March 26 2020 at 20.5°N 351.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Mali
  • Mauritania
  • Senegal

Duration: 9 days

Time span: March 18 2020 to March 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 18.6 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: 13.7 °C

Event center: 20.5°N 351.0°E

Area affected: 717390 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-Mar-18_to_2020-Mar-26_351.0_20.5

Cold spell occuring from March 18 2020 to March 22 2020 at 29.0°N 33.0°E

Download data: JSON

Event type: Cold spell

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

  • Egypt
  • Israel
  • Jordan

Duration: 5 days

Time span: March 18 2020 to March 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: 14.1 °C
  • Minimum temperature anomaly: -7.7 °C
  • Minimum temperature: 5.7 °C

Event center: 29.0°N 33.0°E

Area affected: 89465 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-Mar-18_to_2020-Mar-22_33.0_29.0

Cold spell occuring from March 17 2020 to March 21 2020 at 29.5°N 27.5°E

Download data: JSON

Event type: Cold spell

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

  • Egypt

Duration: 5 days

Time span: March 17 2020 to March 21 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: 13.2 °C
  • Minimum temperature anomaly: -6.7 °C
  • Minimum temperature: 9.3 °C

Event center: 29.5°N 27.5°E

Area affected: 164688 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-Mar-17_to_2020-Mar-21_27.5_29.5

Cold spell occuring from March 17 2020 to March 21 2020 at 32.0°N 245.0°E

Download data: JSON

Event type: Cold spell

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

  • Mexico
  • United States

Duration: 5 days

Time span: March 17 2020 to March 21 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -6.6 °C
  • Mean temperature: 11.2 °C
  • Minimum temperature anomaly: -8.7 °C
  • Minimum temperature: 4.3 °C

Event center: 32.0°N 245.0°E

Area affected: 97358 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-Mar-17_to_2020-Mar-21_245.0_32.0

Cold spell occuring from March 17 2020 to March 24 2020 at 32.5°N 92.0°E

Download data: JSON

Event type: Cold spell

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

  • China

Duration: 8 days

Time span: March 17 2020 to March 24 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.6 °C
  • Mean temperature: -16.1 °C
  • Minimum temperature anomaly: -11.6 °C
  • Minimum temperature: -22.4 °C

Event center: 32.5°N 92.0°E

Area affected: 119521 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-Mar-17_to_2020-Mar-24_92.0_32.5