Category: Weather Extremes – all events

Cold spell occuring from March 22 2020 to March 25 2020 at 30.5°N 51.5°E

Download data: JSON

Event type: Cold spell

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

  • Iran, Islamic Republic of

Duration: 4 days

Time span: March 22 2020 to March 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.4 °C
  • Mean temperature: 11.0 °C
  • Minimum temperature anomaly: -8.1 °C
  • Minimum temperature: -0.4 °C

Event center: 30.5°N 51.5°E

Area affected: 75424 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-22_to_2020-Mar-25_51.5_30.5

Cold spell occuring from March 22 2020 to March 25 2020 at -18.5°S 22.0°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Namibia

Duration: 4 days

Time span: March 22 2020 to March 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 21.2 °C
  • Minimum temperature anomaly: -4.6 °C
  • Minimum temperature: 19.6 °C

Event center: -18.5°S 22.0°E

Area affected: 73169 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-22_to_2020-Mar-25_22.0_-18.5

Cold spell occuring from March 22 2020 to March 28 2020 at 43.0°N 10.0°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Algeria
  • Austria
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czechia
  • France
  • Germany
  • Hungary
  • Italy
  • Montenegro
  • North Macedonia
  • Romania
  • Serbia
  • Slovenia
  • Spain
  • Switzerland
  • Tunisia

Duration: 7 days

Time span: March 22 2020 to March 28 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 5.2 °C
  • Minimum temperature anomaly: -9.9 °C
  • Minimum temperature: -12.5 °C

Event center: 43.0°N 10.0°E

Area affected: 1234965 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-22_to_2020-Mar-28_10.0_43.0

Cold spell occuring from March 22 2020 to March 27 2020 at 29.5°N 57.5°E

Download data: JSON

Event type: Cold spell

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

  • Iran, Islamic Republic of

Duration: 6 days

Time span: March 22 2020 to March 27 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.6 °C
  • Mean temperature: 8.5 °C
  • Minimum temperature anomaly: -9.1 °C
  • Minimum temperature: 1.7 °C

Event center: 29.5°N 57.5°E

Area affected: 169644 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-22_to_2020-Mar-27_57.5_29.5

Cold spell occuring from March 22 2020 to April 03 2020 at 22.5°N 64.5°E

Download data: JSON

Event type: Cold spell

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

  • India
  • Iran, Islamic Republic of
  • Oman
  • Pakistan
  • Saudi Arabia
  • United Arab Emirates
  • Yemen

Duration: 13 days

Time span: March 22 2020 to April 03 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -3.3 °C
  • Mean temperature: 22.8 °C
  • Minimum temperature anomaly: -8.4 °C
  • Minimum temperature: 14.2 °C

Event center: 22.5°N 64.5°E

Area affected: 2106869 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-22_to_2020-Apr-03_64.5_22.5

Heat wave occuring from March 22 2020 to March 26 2020 at -25.5°S 295.5°E

Download data: JSON

Event type: Heat wave

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

  • Argentina
  • Bolivia, Plurinational State of
  • Chile
  • Paraguay

Duration: 5 days

Time span: March 22 2020 to March 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 24.7 °C
  • Maximum temperature anomaly: 9.3 °C
  • Maximum temperature: 33.1 °C

Event center: -25.5°S 295.5°E

Area affected: 442408 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-22_to_2020-Mar-26_295.5_-25.5

Heat wave occuring from March 22 2020 to March 26 2020 at 50.5°N 53.5°E

Download data: JSON

Event type: Heat wave

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

  • Kazakhstan
  • Russian Federation

Duration: 5 days

Time span: March 22 2020 to March 26 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 6.6 °C
  • Mean temperature: 7.0 °C
  • Maximum temperature anomaly: 9.1 °C
  • Maximum temperature: 10.0 °C

Event center: 50.5°N 53.5°E

Area affected: 118458 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-22_to_2020-Mar-26_53.5_50.5

Heat wave occuring from March 22 2020 to March 29 2020 at -24.0°S 16.5°E

Download data: JSON

Event type: Heat wave

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

  • Namibia

Duration: 8 days

Time span: March 22 2020 to March 29 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.6 °C
  • Mean temperature: 25.9 °C
  • Maximum temperature anomaly: 4.8 °C
  • Maximum temperature: 27.6 °C

Event center: -24.0°S 16.5°E

Area affected: 50428 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-22_to_2020-Mar-29_16.5_-24.0

Heat wave occuring from March 22 2020 to March 25 2020 at -14.5°S 46.5°E

Download data: JSON

Event type: Heat wave

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

  • Madagascar

Duration: 4 days

Time span: March 22 2020 to March 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 0.9 °C
  • Mean temperature: 28.6 °C
  • Maximum temperature anomaly: 1.5 °C
  • Maximum temperature: 29.1 °C

Event center: -14.5°S 46.5°E

Area affected: 56857 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-22_to_2020-Mar-25_46.5_-14.5

Heat wave occuring from March 22 2020 to March 25 2020 at -26.5°S 18.5°E

Download data: JSON

Event type: Heat wave

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

  • Namibia
  • South Africa

Duration: 4 days

Time span: March 22 2020 to March 25 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.2 °C
  • Mean temperature: 28.9 °C
  • Maximum temperature anomaly: 5.7 °C
  • Maximum temperature: 30.4 °C

Event center: -26.5°S 18.5°E

Area affected: 79910 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-22_to_2020-Mar-25_18.5_-26.5