Category: Weather Extremes – all events

Cold spell occuring from April 01 2012 to April 06 2012 at 76.5°N 233.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada

Duration: 6 days

Time span: April 01 2012 to April 06 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -6.1 °C
  • Mean temperature: -26.9 °C
  • Minimum temperature anomaly: -7.4 °C
  • Minimum temperature: -31.3 °C

Event center: 76.5°N 233.0°E

Area affected: 147687 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-Apr-01_to_2012-Apr-06_233.0_76.5

Cold spell occuring from April 01 2012 to April 04 2012 at 61.0°N 6.5°E

Download data: JSON

Event type: Cold spell

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

  • Norway

Duration: 4 days

Time span: April 01 2012 to April 04 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -4.4 °C
  • Mean temperature: -1.0 °C
  • Minimum temperature anomaly: -8.3 °C
  • Minimum temperature: -11.4 °C

Event center: 61.0°N 6.5°E

Area affected: 270273 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-Apr-01_to_2012-Apr-04_6.5_61.0

Cold spell occuring from April 01 2012 to April 07 2012 at 55.5°N 31.0°E

Download data: JSON

Event type: Cold spell

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

  • Belarus
  • Estonia
  • Latvia
  • Lithuania
  • Russian Federation

Duration: 7 days

Time span: April 01 2012 to April 07 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -5.1 °C
  • Mean temperature: -1.2 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: -3.5 °C

Event center: 55.5°N 31.0°E

Area affected: 126335 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-Apr-01_to_2012-Apr-07_31.0_55.5

Cold spell occuring from April 01 2012 to April 10 2012 at 31.5°N 355.0°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Madeira
  • Mali
  • Mauritania
  • Morocco
  • Portugal
  • Spain

Duration: 10 days

Time span: April 01 2012 to April 10 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -3.2 °C
  • Mean temperature: 14.7 °C
  • Minimum temperature anomaly: -8.1 °C
  • Minimum temperature: -0.3 °C

Event center: 31.5°N 355.0°E

Area affected: 2387499 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-Apr-01_to_2012-Apr-10_355.0_31.5

Cold spell occuring from April 01 2012 to April 11 2012 at 18.5°N 97.0°E

Download data: JSON

Event type: Cold spell

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

  • Myanmar
  • Thailand

Duration: 11 days

Time span: April 01 2012 to April 11 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -2.4 °C
  • Mean temperature: 25.8 °C
  • Minimum temperature anomaly: -4.8 °C
  • Minimum temperature: 20.0 °C

Event center: 18.5°N 97.0°E

Area affected: 154012 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-Apr-01_to_2012-Apr-11_97.0_18.5

Heat wave occuring from March 31 2012 to April 08 2012 at 44.0°N 72.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Kazakhstan
  • Kyrgyzstan
  • Uzbekistan

Duration: 9 days

Time span: March 31 2012 to April 08 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 6.0 °C
  • Mean temperature: 13.3 °C
  • Maximum temperature anomaly: 9.2 °C
  • Maximum temperature: 22.1 °C

Event center: 44.0°N 72.0°E

Area affected: 318028 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-Mar-31_to_2012-Apr-08_72.0_44.0

Heat wave occuring from March 31 2012 to April 04 2012 at 65.0°N 75.5°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 5 days

Time span: March 31 2012 to April 04 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 9.5 °C
  • Mean temperature: 3.3 °C
  • Maximum temperature anomaly: 13.0 °C
  • Maximum temperature: 8.4 °C

Event center: 65.0°N 75.5°E

Area affected: 473441 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-Mar-31_to_2012-Apr-04_75.5_65.0

Heat wave occuring from March 31 2012 to April 04 2012 at 24.0°N 74.5°E

Download data: JSON

Event type: Heat wave

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

  • India

Duration: 5 days

Time span: March 31 2012 to April 04 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 3.2 °C
  • Mean temperature: 32.2 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 33.8 °C

Event center: 24.0°N 74.5°E

Area affected: 75578 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-Mar-31_to_2012-Apr-04_74.5_24.0

Heat wave occuring from March 31 2012 to April 02 2012 at -83.0°S 7.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 3 days

Time span: March 31 2012 to April 02 2012

Statistics over entire affected area:

  • Mean temperature anomaly: 10.2 °C
  • Mean temperature: -37.0 °C
  • Maximum temperature anomaly: 14.5 °C
  • Maximum temperature: -29.0 °C

Event center: -83.0°S 7.5°E

Area affected: 57112 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-Mar-31_to_2012-Apr-02_7.5_-83.0

Cold spell occuring from March 31 2012 to April 11 2012 at 60.0°N 168.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation
  • United States

Duration: 12 days

Time span: March 31 2012 to April 11 2012

Statistics over entire affected area:

  • Mean temperature anomaly: -8.3 °C
  • Mean temperature: -17.1 °C
  • Minimum temperature anomaly: -12.9 °C
  • Minimum temperature: -30.4 °C

Event center: 60.0°N 168.5°E

Area affected: 735125 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-Mar-31_to_2012-Apr-11_168.5_60.0