Category: Weather Extremes – all events

Heat wave occuring from March 14 2020 to March 18 2020 at -53.5°S 287.5°E

Download data: JSON

Event type: Heat wave

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

  • Chile

Duration: 5 days

Time span: March 14 2020 to March 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 11.4 °C
  • Maximum temperature anomaly: 6.7 °C
  • Maximum temperature: 15.3 °C

Event center: -53.5°S 287.5°E

Area affected: 65891 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-14_to_2020-Mar-18_287.5_-53.5

Heat wave occuring from March 13 2020 to March 21 2020 at -11.5°S 182.5°E

Download data: JSON

Event type: Heat wave

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

  • Cook Islands
  • Tonga

Duration: 9 days

Time span: March 13 2020 to March 21 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 28.2 °C
  • Maximum temperature anomaly: 1.8 °C
  • Maximum temperature: 29.1 °C

Event center: -11.5°S 182.5°E

Area affected: 1866247 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-13_to_2020-Mar-21_182.5_-11.5

Heat wave occuring from March 12 2020 to March 19 2020 at 23.5°N 100.5°E

Download data: JSON

Event type: Heat wave

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

  • China
  • India
  • Lao People’s Democratic Republic
  • Myanmar
  • Thailand
  • Viet Nam

Duration: 8 days

Time span: March 12 2020 to March 19 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 23.0 °C
  • Maximum temperature anomaly: 5.2 °C
  • Maximum temperature: 31.2 °C

Event center: 23.5°N 100.5°E

Area affected: 415749 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-12_to_2020-Mar-19_100.5_23.5

Heat wave occuring from March 12 2020 to March 17 2020 at -63.5°S 338.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 6 days

Time span: March 12 2020 to March 17 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 0.1 °C
  • Maximum temperature anomaly: 8.6 °C
  • Maximum temperature: 0.9 °C

Event center: -63.5°S 338.5°E

Area affected: 701164 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-12_to_2020-Mar-17_338.5_-63.5

Heat wave occuring from March 12 2020 to March 16 2020 at 19.0°N 94.5°E

Download data: JSON

Event type: Heat wave

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

  • Bangladesh
  • India
  • Myanmar

Duration: 5 days

Time span: March 12 2020 to March 16 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 26.1 °C
  • Maximum temperature anomaly: 3.3 °C
  • Maximum temperature: 31.0 °C

Event center: 19.0°N 94.5°E

Area affected: 51931 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-12_to_2020-Mar-16_94.5_19.0

Heat wave occuring from March 12 2020 to March 19 2020 at -11.0°S 162.5°E

Download data: JSON

Event type: Heat wave

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

  • Solomon Islands

Duration: 8 days

Time span: March 12 2020 to March 19 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 28.3 °C
  • Maximum temperature anomaly: 1.8 °C
  • Maximum temperature: 29.2 °C

Event center: -11.0°S 162.5°E

Area affected: 84498 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-12_to_2020-Mar-19_162.5_-11.0

Cold spell occuring from March 12 2020 to March 22 2020 at 48.5°N 247.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 11 days

Time span: March 12 2020 to March 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -8.5 °C
  • Mean temperature: -7.0 °C
  • Minimum temperature anomaly: -22.0 °C
  • Minimum temperature: -27.3 °C

Event center: 48.5°N 247.5°E

Area affected: 2953313 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-12_to_2020-Mar-22_247.5_48.5

Cold spell occuring from March 11 2020 to March 18 2020 at 11.5°N 17.5°E

Download data: JSON

Event type: Cold spell

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

  • Cameroon
  • Central African Republic
  • Chad
  • Libya
  • Niger
  • Nigeria
  • Sudan

Duration: 8 days

Time span: March 11 2020 to March 18 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.8 °C
  • Mean temperature: 22.4 °C
  • Minimum temperature anomaly: -10.9 °C
  • Minimum temperature: 5.5 °C

Event center: 11.5°N 17.5°E

Area affected: 2261111 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-11_to_2020-Mar-18_17.5_11.5

Heat wave occuring from March 11 2020 to March 16 2020 at -19.5°S 32.5°E

Download data: JSON

Event type: Heat wave

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

  • Mozambique
  • Zimbabwe

Duration: 6 days

Time span: March 11 2020 to March 16 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 3.1 °C
  • Mean temperature: 27.0 °C
  • Maximum temperature anomaly: 5.9 °C
  • Maximum temperature: 31.7 °C

Event center: -19.5°S 32.5°E

Area affected: 212046 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-11_to_2020-Mar-16_32.5_-19.5

Heat wave occuring from March 11 2020 to May 05 2020 at 43.5°N 209.0°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Japan
  • Russian Federation
  • United States

Duration: 56 days

Time span: March 11 2020 to May 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: 4.9 °C
  • Mean temperature: 6.4 °C
  • Maximum temperature anomaly: 22.9 °C
  • Maximum temperature: 25.9 °C

Event center: 43.5°N 209.0°E

Area affected: 21899864 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-11_to_2020-May-05_209.0_43.5