Category: Weather Extremes – all events

Heat wave occuring from January 15 2015 to January 21 2015 at 32.0°N 13.5°E

Download data: JSON

Event type: Heat wave

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

  • Italy
  • Libya

Duration: 7 days

Time span: January 15 2015 to January 21 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 3.3 °C
  • Mean temperature: 15.1 °C
  • Maximum temperature anomaly: 6.0 °C
  • Maximum temperature: 18.0 °C

Event center: 32.0°N 13.5°E

Area affected: 199409 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_2015-Jan-15_to_2015-Jan-21_13.5_32.0

Cold spell occuring from March 31 2015 to April 05 2015 at -14.0°S 25.0°E

Download data: JSON

Event type: Cold spell

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

  • Angola
  • Congo DRC
  • Zambia

Duration: 6 days

Time span: March 31 2015 to April 05 2015

Statistics over entire affected area:

  • Mean temperature anomaly: -1.9 °C
  • Mean temperature: 20.3 °C
  • Minimum temperature anomaly: -3.2 °C
  • Minimum temperature: 18.2 °C

Event center: -14.0°S 25.0°E

Area affected: 186452 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_2015-Mar-31_to_2015-Apr-05_25.0_-14.0

Heat wave occuring from January 15 2015 to January 20 2015 at 46.5°N 263.5°E

Download data: JSON

Event type: Heat wave

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

  • United States

Duration: 6 days

Time span: January 15 2015 to January 20 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 10.7 °C
  • Mean temperature: 1.1 °C
  • Maximum temperature anomaly: 15.0 °C
  • Maximum temperature: 7.9 °C

Event center: 46.5°N 263.5°E

Area affected: 326858 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_2015-Jan-15_to_2015-Jan-20_263.5_46.5

Cold spell occuring from March 31 2015 to April 05 2015 at -79.0°S 247.5°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 6 days

Time span: March 31 2015 to April 05 2015

Statistics over entire affected area:

  • Mean temperature anomaly: -9.1 °C
  • Mean temperature: -36.6 °C
  • Minimum temperature anomaly: -14.8 °C
  • Minimum temperature: -44.9 °C

Event center: -79.0°S 247.5°E

Area affected: 257115 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_2015-Mar-31_to_2015-Apr-05_247.5_-79.0

Heat wave occuring from January 15 2015 to January 19 2015 at 58.0°N 131.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Russian Federation

Duration: 5 days

Time span: January 15 2015 to January 19 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 8.4 °C
  • Mean temperature: -21.2 °C
  • Maximum temperature anomaly: 13.3 °C
  • Maximum temperature: -14.0 °C

Event center: 58.0°N 131.0°E

Area affected: 231416 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_2015-Jan-15_to_2015-Jan-19_131.0_58.0

Cold spell occuring from March 12 2015 to March 16 2015 at 48.0°N 312.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 5 days

Time span: March 12 2015 to March 16 2015

Statistics over entire affected area:

  • Mean temperature anomaly: -6.7 °C
  • Mean temperature: -2.6 °C
  • Minimum temperature anomaly: -12.4 °C
  • Minimum temperature: -24.6 °C

Event center: 48.0°N 312.0°E

Area affected: 2706199 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_2015-Mar-12_to_2015-Mar-16_312.0_48.0

Heat wave occuring from March 30 2015 to April 03 2015 at 32.5°N 262.5°E

Download data: JSON

Event type: Heat wave

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

  • United States

Duration: 5 days

Time span: March 30 2015 to April 03 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 6.6 °C
  • Mean temperature: 23.5 °C
  • Maximum temperature anomaly: 9.2 °C
  • Maximum temperature: 25.8 °C

Event center: 32.5°N 262.5°E

Area affected: 75697 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_2015-Mar-30_to_2015-Apr-03_262.5_32.5

Heat wave occuring from January 15 2015 to January 24 2015 at -26.5°S 119.0°E

Download data: JSON

Event type: Heat wave

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

  • Australia

Duration: 10 days

Time span: January 15 2015 to January 24 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 5.7 °C
  • Mean temperature: 37.1 °C
  • Maximum temperature anomaly: 10.3 °C
  • Maximum temperature: 40.3 °C

Event center: -26.5°S 119.0°E

Area affected: 848274 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_2015-Jan-15_to_2015-Jan-24_119.0_-26.5

Cold spell occuring from March 12 2015 to March 22 2015 at -22.5°S 115.0°E

Download data: JSON

Event type: Cold spell

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

  • Australia

Duration: 11 days

Time span: March 12 2015 to March 22 2015

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: 25.5 °C
  • Minimum temperature anomaly: -6.6 °C
  • Minimum temperature: 21.9 °C

Event center: -22.5°S 115.0°E

Area affected: 98843 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_2015-Mar-12_to_2015-Mar-22_115.0_-22.5

Heat wave occuring from March 30 2015 to April 12 2015 at 10.5°N 43.0°E

Download data: JSON

Event type: Heat wave

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

  • Djibouti
  • Eritrea
  • Ethiopia
  • Oman
  • Saudi Arabia
  • Somalia
  • Yemen

Duration: 14 days

Time span: March 30 2015 to April 12 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 27.6 °C
  • Maximum temperature anomaly: 4.6 °C
  • Maximum temperature: 34.9 °C

Event center: 10.5°N 43.0°E

Area affected: 501590 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_2015-Mar-30_to_2015-Apr-12_43.0_10.5