Category: Weather Extremes – all events

Heat wave occuring from May 20 2012 to May 26 2012 at -79.5°S 184.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 7 days

Time span: May 20 2012 to May 26 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 16.5 °C
  • Mean temperature: -16.8 °C
  • Maximum temperature anomaly: 25.0 °C
  • Maximum temperature: -5.7 °C

Event center: -79.5°S 184.5°E

Area affected: 330693 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_2012-May-20_to_2012-May-26_184.5_-79.5

Cold spell occuring from May 20 2012 to May 25 2012 at -17.0°S 340.0°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: May 20 2012 to May 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -1.0 °C
  • Mean temperature: 24.2 °C
  • Minimum temperature anomaly: -1.7 °C
  • Minimum temperature: 22.0 °C

Event center: -17.0°S 340.0°E

Area affected: 315660 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_2012-May-20_to_2012-May-25_340.0_-17.0

Cold spell occuring from May 20 2012 to May 23 2012 at -40.5°S 288.0°E

Download data: JSON

Event type: Cold spell

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

  • Argentina
  • Chile

Duration: 4 days

Time span: May 20 2012 to May 23 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 0.3 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: -5.8 °C

Event center: -40.5°S 288.0°E

Area affected: 52317 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_2012-May-20_to_2012-May-23_288.0_-40.5

Cold spell occuring from May 20 2012 to May 23 2012 at -74.5°S 285.0°E

Download data: JSON

Event type: Cold spell

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

  • Antarctica

Duration: 4 days

Time span: May 20 2012 to May 23 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -10.3 °C
  • Mean temperature: -37.5 °C
  • Minimum temperature anomaly: -16.1 °C
  • Minimum temperature: -43.2 °C

Event center: -74.5°S 285.0°E

Area affected: 77014 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_2012-May-20_to_2012-May-23_285.0_-74.5

Heat wave occuring from May 19 2012 to May 21 2012 at 73.0°N 49.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 3 days

Time span: May 19 2012 to May 21 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 3.9 °C
  • Mean temperature: 2.6 °C
  • Maximum temperature anomaly: 6.2 °C
  • Maximum temperature: 4.3 °C

Event center: 73.0°N 49.0°E

Area affected: 95555 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_2012-May-19_to_2012-May-21_49.0_73.0

Heat wave occuring from May 19 2012 to May 26 2012 at 3.0°N 48.5°E

Download data: JSON

Event type: Heat wave

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

  • Somalia

Duration: 8 days

Time span: May 19 2012 to May 26 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 1.0 °C
  • Mean temperature: 28.5 °C
  • Maximum temperature anomaly: 1.3 °C
  • Maximum temperature: 29.0 °C

Event center: 3.0°N 48.5°E

Area affected: 154296 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_2012-May-19_to_2012-May-26_48.5_3.0

Heat wave occuring from May 19 2012 to May 22 2012 at 3.0°N 41.5°E

Download data: JSON

Event type: Heat wave

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

  • Ethiopia
  • Kenya
  • Somalia

Duration: 4 days

Time span: May 19 2012 to May 22 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 29.5 °C
  • Maximum temperature anomaly: 3.6 °C
  • Maximum temperature: 32.7 °C

Event center: 3.0°N 41.5°E

Area affected: 98753 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_2012-May-19_to_2012-May-22_41.5_3.0

Cold spell occuring from May 19 2012 to May 25 2012 at -54.0°S 282.5°E

Download data: JSON

Event type: Cold spell

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

  • Chile

Duration: 7 days

Time span: May 19 2012 to May 25 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.6 °C
  • Mean temperature: 0.8 °C
  • Minimum temperature anomaly: -3.7 °C
  • Minimum temperature: -3.1 °C

Event center: -54.0°S 282.5°E

Area affected: 1652298 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_2012-May-19_to_2012-May-25_282.5_-54.0

Heat wave occuring from May 18 2012 to June 03 2012 at 43.5°N 282.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • United States

Duration: 17 days

Time span: May 18 2012 to June 03 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 6.2 °C
  • Mean temperature: 19.3 °C
  • Maximum temperature anomaly: 9.4 °C
  • Maximum temperature: 24.8 °C

Event center: 43.5°N 282.5°E

Area affected: 56455 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_2012-May-18_to_2012-Jun-03_282.5_43.5

Heat wave occuring from May 18 2012 to May 24 2012 at 3.0°N 37.5°E

Download data: JSON

Event type: Heat wave

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

  • Kenya
  • Somalia
  • Tanzania

Duration: 7 days

Time span: May 18 2012 to May 24 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 1.8 °C
  • Mean temperature: 28.2 °C
  • Maximum temperature anomaly: 3.4 °C
  • Maximum temperature: 33.5 °C

Event center: 3.0°N 37.5°E

Area affected: 333496 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_2012-May-18_to_2012-May-24_37.5_3.0