Category: Weather Extremes – all events

Heat wave occuring from October 28 2011 to November 03 2011 at 70.5°N 286.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada

Duration: 7 days

Time span: October 28 2011 to November 03 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 8.3 °C
  • Mean temperature: -5.2 °C
  • Maximum temperature anomaly: 12.4 °C
  • Maximum temperature: -0.6 °C

Event center: 70.5°N 286.5°E

Area affected: 81603 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_2011-Oct-28_to_2011-Nov-03_286.5_70.5

Cold spell occuring from October 28 2011 to November 11 2011 at 63.5°N 161.5°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 15 days

Time span: October 28 2011 to November 11 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -10.0 °C
  • Mean temperature: -20.0 °C
  • Minimum temperature anomaly: -24.5 °C
  • Minimum temperature: -41.1 °C

Event center: 63.5°N 161.5°E

Area affected: 1399298 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_2011-Oct-28_to_2011-Nov-11_161.5_63.5

Cold spell occuring from October 28 2011 to October 30 2011 at 8.0°N 289.0°E

Download data: JSON

Event type: Cold spell

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

  • Colombia
  • Venezuela

Duration: 3 days

Time span: October 28 2011 to October 30 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 23.3 °C
  • Minimum temperature anomaly: -3.1 °C
  • Minimum temperature: 14.2 °C

Event center: 8.0°N 289.0°E

Area affected: 55173 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_2011-Oct-28_to_2011-Oct-30_289.0_8.0

Cold spell occuring from October 27 2011 to November 05 2011 at 37.5°N 31.5°E

Download data: JSON

Event type: Cold spell

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

  • Turkiye

Duration: 10 days

Time span: October 27 2011 to November 05 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -4.6 °C
  • Mean temperature: 5.8 °C
  • Minimum temperature anomaly: -6.4 °C
  • Minimum temperature: 1.5 °C

Event center: 37.5°N 31.5°E

Area affected: 78684 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_2011-Oct-27_to_2011-Nov-05_31.5_37.5

Cold spell occuring from October 27 2011 to November 04 2011 at 64.5°N 144.0°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation

Duration: 9 days

Time span: October 27 2011 to November 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -9.7 °C
  • Mean temperature: -32.5 °C
  • Minimum temperature anomaly: -12.9 °C
  • Minimum temperature: -39.1 °C

Event center: 64.5°N 144.0°E

Area affected: 121789 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_2011-Oct-27_to_2011-Nov-04_144.0_64.5

Cold spell occuring from October 27 2011 to November 01 2011 at 41.5°N 285.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 6 days

Time span: October 27 2011 to November 01 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -6.7 °C
  • Mean temperature: 3.5 °C
  • Minimum temperature anomaly: -11.2 °C
  • Minimum temperature: -2.2 °C

Event center: 41.5°N 285.5°E

Area affected: 508669 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_2011-Oct-27_to_2011-Nov-01_285.5_41.5

Cold spell occuring from October 27 2011 to November 12 2011 at 14.0°N 40.0°E

Download data: JSON

Event type: Cold spell

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

  • Chad
  • Egypt
  • Eritrea
  • Ethiopia
  • Saudi Arabia
  • South Sudan
  • Sudan

Duration: 17 days

Time span: October 27 2011 to November 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.9 °C
  • Mean temperature: 23.8 °C
  • Minimum temperature anomaly: -4.9 °C
  • Minimum temperature: 15.9 °C

Event center: 14.0°N 40.0°E

Area affected: 1601014 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_2011-Oct-27_to_2011-Nov-12_40.0_14.0

Cold spell occuring from October 27 2011 to November 16 2011 at 3.0°N 36.0°E

Download data: JSON

Event type: Cold spell

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

  • Ethiopia
  • Kenya
  • Somalia
  • South Sudan
  • Tanzania
  • Uganda

Duration: 21 days

Time span: October 27 2011 to November 16 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.7 °C
  • Mean temperature: 22.8 °C
  • Minimum temperature anomaly: -6.0 °C
  • Minimum temperature: 13.4 °C

Event center: 3.0°N 36.0°E

Area affected: 705643 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_2011-Oct-27_to_2011-Nov-16_36.0_3.0

Heat wave occuring from October 26 2011 to November 02 2011 at 82.5°N 90.0°E

Download data: JSON

Event type: Heat wave

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

  • Russian Federation

Duration: 8 days

Time span: October 26 2011 to November 02 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 8.9 °C
  • Mean temperature: -6.4 °C
  • Maximum temperature anomaly: 12.9 °C
  • Maximum temperature: -1.1 °C

Event center: 82.5°N 90.0°E

Area affected: 120741 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_2011-Oct-26_to_2011-Nov-02_90.0_82.5

Heat wave occuring from October 26 2011 to October 31 2011 at 25.0°N 8.5°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Libya

Duration: 6 days

Time span: October 26 2011 to October 31 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.8 °C
  • Mean temperature: 25.0 °C
  • Maximum temperature anomaly: 6.2 °C
  • Maximum temperature: 29.4 °C

Event center: 25.0°N 8.5°E

Area affected: 70167 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_2011-Oct-26_to_2011-Oct-31_8.5_25.0