Author: WEXA

Cold spell occuring from April 21 2018 to April 23 2018 at 73.5°N 262.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 3 days

Time span: April 21 2018 to April 23 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -6.4 °C
  • Mean temperature: -23.8 °C
  • Minimum temperature anomaly: -8.8 °C
  • Minimum temperature: -27.4 °C

Event center: 73.5°N 262.0°E

Area affected: 53036 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_2018-Apr-21_to_2018-Apr-23_262.0_73.5

Heat wave occuring from April 20 2018 to April 25 2018 at 12.5°N 357.0°E

Download data: JSON

Event type: Heat wave

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

  • Burkina Faso
  • Mali

Duration: 6 days

Time span: April 20 2018 to April 25 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 35.3 °C
  • Maximum temperature anomaly: 3.5 °C
  • Maximum temperature: 37.0 °C

Event center: 12.5°N 357.0°E

Area affected: 108680 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_2018-Apr-20_to_2018-Apr-25_357.0_12.5

Heat wave occuring from April 20 2018 to May 04 2018 at -9.0°S 150.0°E

Download data: JSON

Event type: Heat wave

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

  • Papua New Guinea

Duration: 15 days

Time span: April 20 2018 to May 04 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 28.0 °C
  • Maximum temperature anomaly: 1.6 °C
  • Maximum temperature: 28.7 °C

Event center: -9.0°S 150.0°E

Area affected: 274059 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_2018-Apr-20_to_2018-May-04_150.0_-9.0

Cold spell occuring from April 20 2018 to April 22 2018 at 26.0°N 69.0°E

Download data: JSON

Event type: Cold spell

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

  • India
  • Pakistan

Duration: 3 days

Time span: April 20 2018 to April 22 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -3.9 °C
  • Mean temperature: 28.4 °C
  • Minimum temperature anomaly: -5.4 °C
  • Minimum temperature: 26.0 °C

Event center: 26.0°N 69.0°E

Area affected: 79542 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_2018-Apr-20_to_2018-Apr-22_69.0_26.0

Cold spell occuring from April 20 2018 to April 22 2018 at 65.0°N 59.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 3 days

Time span: April 20 2018 to April 22 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -9.5 °C
  • Mean temperature: -10.8 °C
  • Minimum temperature anomaly: -12.5 °C
  • Minimum temperature: -18.5 °C

Event center: 65.0°N 59.5°E

Area affected: 59830 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_2018-Apr-20_to_2018-Apr-22_59.5_65.0

Cold spell occuring from April 20 2018 to April 24 2018 at 58.0°N 50.0°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 5 days

Time span: April 20 2018 to April 24 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -6.6 °C
  • Mean temperature: -1.7 °C
  • Minimum temperature anomaly: -8.6 °C
  • Minimum temperature: -6.2 °C

Event center: 58.0°N 50.0°E

Area affected: 256489 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_2018-Apr-20_to_2018-Apr-24_50.0_58.0

Cold spell occuring from April 20 2018 to April 23 2018 at 34.5°N 287.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 4 days

Time span: April 20 2018 to April 23 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -4.7 °C
  • Mean temperature: 12.5 °C
  • Minimum temperature anomaly: -7.0 °C
  • Minimum temperature: 6.8 °C

Event center: 34.5°N 287.0°E

Area affected: 238073 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_2018-Apr-20_to_2018-Apr-23_287.0_34.5

Cold spell occuring from April 20 2018 to April 24 2018 at 4.5°N 304.0°E

Download data: JSON

Event type: Cold spell

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

  • Brazil
  • Guyana
  • Suriname

Duration: 5 days

Time span: April 20 2018 to April 24 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -1.7 °C
  • Mean temperature: 24.3 °C
  • Minimum temperature anomaly: -3.3 °C
  • Minimum temperature: 20.4 °C

Event center: 4.5°N 304.0°E

Area affected: 101682 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_2018-Apr-20_to_2018-Apr-24_304.0_4.5

Cold spell occuring from April 20 2018 to April 25 2018 at -7.5°S 323.5°E

Download data: JSON

Event type: Cold spell

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

  • Brazil

Duration: 6 days

Time span: April 20 2018 to April 25 2018

Statistics over entire affected area:

  • Mean temperature anomaly: -1.6 °C
  • Mean temperature: 24.2 °C
  • Minimum temperature anomaly: -2.6 °C
  • Minimum temperature: 22.1 °C

Event center: -7.5°S 323.5°E

Area affected: 104080 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_2018-Apr-20_to_2018-Apr-25_323.5_-7.5

Heat wave occuring from April 19 2018 to April 28 2018 at 78.5°N 149.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 10 days

Time span: April 19 2018 to April 28 2018

Statistics over entire affected area:

  • Mean temperature anomaly: 7.0 °C
  • Mean temperature: -6.3 °C
  • Maximum temperature anomaly: 9.6 °C
  • Maximum temperature: -4.1 °C

Event center: 78.5°N 149.0°E

Area affected: 59450 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_2018-Apr-19_to_2018-Apr-28_149.0_78.5