Category: Extremes affecting United States

Cold spell occuring from June 08 2011 to June 14 2011 at 42.5°N 268.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 7 days

Time span: June 08 2011 to June 14 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.7 °C
  • Mean temperature: 13.2 °C
  • Minimum temperature anomaly: -8.1 °C
  • Minimum temperature: 7.4 °C

Event center: 42.5°N 268.0°E

Area affected: 692012 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-Jun-08_to_2011-Jun-14_268.0_42.5

Cold spell occuring from June 05 2011 to June 14 2011 at 62.0°N 184.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 10 days

Time span: June 05 2011 to June 14 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 0.9 °C
  • Minimum temperature anomaly: -3.1 °C
  • Minimum temperature: -0.1 °C

Event center: 62.0°N 184.5°E

Area affected: 111541 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-Jun-05_to_2011-Jun-14_184.5_62.0

Cold spell occuring from June 02 2011 to June 13 2011 at 66.5°N 240.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 12 days

Time span: June 02 2011 to June 13 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -6.6 °C
  • Mean temperature: 1.9 °C
  • Minimum temperature anomaly: -11.6 °C
  • Minimum temperature: -6.6 °C

Event center: 66.5°N 240.0°E

Area affected: 941563 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-Jun-02_to_2011-Jun-13_240.0_66.5

Cold spell occuring from June 02 2011 to June 05 2011 at 23.5°N 200.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 4 days

Time span: June 02 2011 to June 05 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 23.2 °C
  • Minimum temperature anomaly: -1.8 °C
  • Minimum temperature: 21.7 °C

Event center: 23.5°N 200.5°E

Area affected: 60077 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-Jun-02_to_2011-Jun-05_200.5_23.5

Heat wave occuring from May 24 2011 to May 29 2011 at 62.5°N 190.0°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: May 24 2011 to May 29 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 3.2 °C
  • Maximum temperature anomaly: 5.3 °C
  • Maximum temperature: 7.4 °C

Event center: 62.5°N 190.0°E

Area affected: 54843 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-May-24_to_2011-May-29_190.0_62.5

Cold spell occuring from May 24 2011 to May 28 2011 at 48.5°N 271.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 5 days

Time span: May 24 2011 to May 28 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.5 °C
  • Mean temperature: 8.0 °C
  • Minimum temperature anomaly: -7.8 °C
  • Minimum temperature: 3.5 °C

Event center: 48.5°N 271.0°E

Area affected: 126177 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-May-24_to_2011-May-28_271.0_48.5

Heat wave occuring from May 20 2011 to May 24 2011 at 26.0°N 279.0°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: May 20 2011 to May 24 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 28.4 °C
  • Maximum temperature anomaly: 3.8 °C
  • Maximum temperature: 30.0 °C

Event center: 26.0°N 279.0°E

Area affected: 76817 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-May-20_to_2011-May-24_279.0_26.0

Heat wave occuring from May 19 2011 to August 23 2011 at 44.0°N 194.0°E

Download data: JSON

Event type: Heat wave

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

  • China
  • Japan
  • Russian Federation
  • United States

Duration: 97 days

Time span: May 19 2011 to August 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 21.0 °C
  • Maximum temperature anomaly: 12.7 °C
  • Maximum temperature: 29.9 °C

Event center: 44.0°N 194.0°E

Area affected: 20639263 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-May-19_to_2011-Aug-23_194.0_44.0

Heat wave occuring from May 18 2011 to June 03 2011 at 66.5°N 218.5°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 2011 to June 03 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.6 °C
  • Mean temperature: 9.9 °C
  • Maximum temperature anomaly: 13.6 °C
  • Maximum temperature: 23.4 °C

Event center: 66.5°N 218.5°E

Area affected: 1683129 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-May-18_to_2011-Jun-03_218.5_66.5

Cold spell occuring from May 13 2011 to May 19 2011 at 30.5°N 273.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 7 days

Time span: May 13 2011 to May 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.2 °C
  • Mean temperature: 16.5 °C
  • Minimum temperature anomaly: -9.8 °C
  • Minimum temperature: 4.5 °C

Event center: 30.5°N 273.5°E

Area affected: 2735803 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-May-13_to_2011-May-19_273.5_30.5