Category: Weather Extremes – all events

Cold spell occuring from April 14 2017 to April 20 2017 at -19.0°S 120.5°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 7 days

Time span: April 14 2017 to April 20 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 25.7 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: 21.0 °C

Event center: -19.0°S 120.5°E

Area affected: 255022 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_2017-Apr-14_to_2017-Apr-20_120.5_-19.0

Heat wave occuring from April 13 2017 to April 18 2017 at 40.5°N 121.0°E

Download data: JSON

Event type: Heat wave

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

  • China

Duration: 6 days

Time span: April 13 2017 to April 18 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 5.9 °C
  • Mean temperature: 15.8 °C
  • Maximum temperature anomaly: 8.5 °C
  • Maximum temperature: 20.1 °C

Event center: 40.5°N 121.0°E

Area affected: 116232 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_2017-Apr-13_to_2017-Apr-18_121.0_40.5

Heat wave occuring from April 13 2017 to May 01 2017 at -10.5°S 316.5°E

Download data: JSON

Event type: Heat wave

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

  • Brazil

Duration: 19 days

Time span: April 13 2017 to May 01 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 1.8 °C
  • Mean temperature: 28.1 °C
  • Maximum temperature anomaly: 4.3 °C
  • Maximum temperature: 31.9 °C

Event center: -10.5°S 316.5°E

Area affected: 889788 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_2017-Apr-13_to_2017-May-01_316.5_-10.5

Cold spell occuring from April 13 2017 to April 25 2017 at 20.0°N 95.0°E

Download data: JSON

Event type: Cold spell

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

  • Bangladesh
  • China
  • India
  • Myanmar
  • Thailand

Duration: 13 days

Time span: April 13 2017 to April 25 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -3.5 °C
  • Mean temperature: 24.4 °C
  • Minimum temperature anomaly: -9.8 °C
  • Minimum temperature: 10.4 °C

Event center: 20.0°N 95.0°E

Area affected: 1078903 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_2017-Apr-13_to_2017-Apr-25_95.0_20.0

Cold spell occuring from April 13 2017 to April 20 2017 at 81.5°N 337.5°E

Download data: JSON

Event type: Cold spell

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

  • Greenland

Duration: 8 days

Time span: April 13 2017 to April 20 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -6.9 °C
  • Mean temperature: -28.6 °C
  • Minimum temperature anomaly: -10.6 °C
  • Minimum temperature: -39.3 °C

Event center: 81.5°N 337.5°E

Area affected: 175787 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_2017-Apr-13_to_2017-Apr-20_337.5_81.5

Cold spell occuring from April 13 2017 to April 20 2017 at 10.0°N 22.5°E

Download data: JSON

Event type: Cold spell

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

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

Duration: 8 days

Time span: April 13 2017 to April 20 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -3.7 °C
  • Mean temperature: 28.0 °C
  • Minimum temperature anomaly: -7.8 °C
  • Minimum temperature: 18.8 °C

Event center: 10.0°N 22.5°E

Area affected: 531917 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_2017-Apr-13_to_2017-Apr-20_22.5_10.0

Cold spell occuring from April 13 2017 to April 17 2017 at -30.0°S 21.5°E

Download data: JSON

Event type: Cold spell

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

  • Botswana
  • Namibia
  • South Africa

Duration: 5 days

Time span: April 13 2017 to April 17 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -5.5 °C
  • Mean temperature: 14.0 °C
  • Minimum temperature anomaly: -9.5 °C
  • Minimum temperature: 5.5 °C

Event center: -30.0°S 21.5°E

Area affected: 207976 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_2017-Apr-13_to_2017-Apr-17_21.5_-30.0

Cold spell occuring from April 13 2017 to April 15 2017 at -35.5°S 23.5°E

Download data: JSON

Event type: Cold spell

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

  • South Africa

Duration: 3 days

Time span: April 13 2017 to April 15 2017

Statistics over entire affected area:

  • Mean temperature anomaly: -3.6 °C
  • Mean temperature: 15.5 °C
  • Minimum temperature anomaly: -6.2 °C
  • Minimum temperature: 11.7 °C

Event center: -35.5°S 23.5°E

Area affected: 68122 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_2017-Apr-13_to_2017-Apr-15_23.5_-35.5

Heat wave occuring from April 12 2017 to April 15 2017 at 52.5°N 104.0°E

Download data: JSON

Event type: Heat wave

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

  • Mongolia
  • Russian Federation

Duration: 4 days

Time span: April 12 2017 to April 15 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 6.9 °C
  • Mean temperature: 7.4 °C
  • Maximum temperature anomaly: 9.9 °C
  • Maximum temperature: 11.7 °C

Event center: 52.5°N 104.0°E

Area affected: 226707 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_2017-Apr-12_to_2017-Apr-15_104.0_52.5

Heat wave occuring from April 12 2017 to April 17 2017 at 43.0°N 132.0°E

Download data: JSON

Event type: Heat wave

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

  • North Korea
  • Russian Federation
  • South Korea

Duration: 6 days

Time span: April 12 2017 to April 17 2017

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 11.2 °C
  • Maximum temperature anomaly: 11.4 °C
  • Maximum temperature: 19.0 °C

Event center: 43.0°N 132.0°E

Area affected: 283009 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_2017-Apr-12_to_2017-Apr-17_132.0_43.0