Category: Weather Extremes – all events

Cold spell occuring from February 17 2011 to February 22 2011 at 32.5°N 81.0°E

Download data: JSON

Event type: Cold spell

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

  • China
  • India
  • Nepal

Duration: 6 days

Time span: February 17 2011 to February 22 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -6.8 °C
  • Mean temperature: -22.6 °C
  • Minimum temperature anomaly: -10.9 °C
  • Minimum temperature: -28.1 °C

Event center: 32.5°N 81.0°E

Area affected: 103466 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-Feb-17_to_2011-Feb-22_81.0_32.5

Heat wave occuring from February 16 2011 to February 21 2011 at 34.5°N 267.5°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: February 16 2011 to February 21 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 9.4 °C
  • Mean temperature: 16.4 °C
  • Maximum temperature anomaly: 15.1 °C
  • Maximum temperature: 21.7 °C

Event center: 34.5°N 267.5°E

Area affected: 840807 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-Feb-16_to_2011-Feb-21_267.5_34.5

Heat wave occuring from February 16 2011 to February 23 2011 at -65.0°S 158.5°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 8 days

Time span: February 16 2011 to February 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 3.5 °C
  • Maximum temperature anomaly: 3.8 °C
  • Maximum temperature: 8.5 °C

Event center: -65.0°S 158.5°E

Area affected: 783093 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-Feb-16_to_2011-Feb-23_158.5_-65.0

Heat wave occuring from February 16 2011 to February 20 2011 at -84.0°S 295.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica

Duration: 5 days

Time span: February 16 2011 to February 20 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 4.7 °C
  • Mean temperature: -18.7 °C
  • Maximum temperature anomaly: 7.3 °C
  • Maximum temperature: -13.2 °C

Event center: -84.0°S 295.0°E

Area affected: 129519 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-Feb-16_to_2011-Feb-20_295.0_-84.0

Heat wave occuring from February 15 2011 to February 17 2011 at 45.0°N 73.0°E

Download data: JSON

Event type: Heat wave

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

  • Kazakhstan

Duration: 3 days

Time span: February 15 2011 to February 17 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 8.5 °C
  • Mean temperature: 3.3 °C
  • Maximum temperature anomaly: 10.7 °C
  • Maximum temperature: 6.1 °C

Event center: 45.0°N 73.0°E

Area affected: 70318 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-Feb-15_to_2011-Feb-17_73.0_45.0

Heat wave occuring from February 15 2011 to February 24 2011 at -8.0°S 108.0°E

Download data: JSON

Event type: Heat wave

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

  • Indonesia

Duration: 10 days

Time span: February 15 2011 to February 24 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 27.9 °C
  • Maximum temperature anomaly: 1.8 °C
  • Maximum temperature: 28.4 °C

Event center: -8.0°S 108.0°E

Area affected: 128885 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-Feb-15_to_2011-Feb-24_108.0_-8.0

Heat wave occuring from February 15 2011 to February 22 2011 at 29.0°N 257.5°E

Download data: JSON

Event type: Heat wave

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

  • Mexico
  • United States

Duration: 8 days

Time span: February 15 2011 to February 22 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 6.1 °C
  • Mean temperature: 19.8 °C
  • Maximum temperature anomaly: 8.0 °C
  • Maximum temperature: 23.8 °C

Event center: 29.0°N 257.5°E

Area affected: 67325 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-Feb-15_to_2011-Feb-22_257.5_29.0

Cold spell occuring from February 15 2011 to February 18 2011 at 38.0°N 74.5°E

Download data: JSON

Event type: Cold spell

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

  • China
  • Kyrgyzstan
  • Tajikistan

Duration: 4 days

Time span: February 15 2011 to February 18 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -6.9 °C
  • Mean temperature: -25.9 °C
  • Minimum temperature anomaly: -9.6 °C
  • Minimum temperature: -30.8 °C

Event center: 38.0°N 74.5°E

Area affected: 53449 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-Feb-15_to_2011-Feb-18_74.5_38.0

Cold spell occuring from February 15 2011 to February 20 2011 at 6.5°N 53.0°E

Download data: JSON

Event type: Cold spell

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

  • Somalia

Duration: 6 days

Time span: February 15 2011 to February 20 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.1 °C
  • Mean temperature: 24.6 °C
  • Minimum temperature anomaly: -1.8 °C
  • Minimum temperature: 20.8 °C

Event center: 6.5°N 53.0°E

Area affected: 434432 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-Feb-15_to_2011-Feb-20_53.0_6.5

Cold spell occuring from February 15 2011 to March 02 2011 at -24.0°S 43.5°E

Download data: JSON

Event type: Cold spell

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

  • Madagascar
  • Mozambique

Duration: 16 days

Time span: February 15 2011 to March 02 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 21.1 °C
  • Minimum temperature anomaly: -6.2 °C
  • Minimum temperature: 7.9 °C

Event center: -24.0°S 43.5°E

Area affected: 2923816 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-Feb-15_to_2011-Mar-02_43.5_-24.0