Category: Cold spells affecting United States

25 cold spells identified in United States since 2020

Cold spell occuring from May 07 2011 to May 12 2011 at 65.5°N 201.0°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: May 07 2011 to May 12 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -7.4 °C
  • Mean temperature: -5.1 °C
  • Minimum temperature anomaly: -10.0 °C
  • Minimum temperature: -9.0 °C

Event center: 65.5°N 201.0°E

Area affected: 66950 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-07_to_2011-May-12_201.0_65.5

Cold spell occuring from May 03 2011 to May 18 2011 at 83.5°N 261.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland
  • United States

Duration: 16 days

Time span: May 03 2011 to May 18 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -4.3 °C
  • Mean temperature: -13.0 °C
  • Minimum temperature anomaly: -12.0 °C
  • Minimum temperature: -21.2 °C

Event center: 83.5°N 261.0°E

Area affected: 1740583 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-03_to_2011-May-18_261.0_83.5

Cold spell occuring from May 02 2011 to May 06 2011 at 30.0°N 261.5°E

Download data: JSON

Event type: Cold spell

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

  • Mexico
  • United States

Duration: 5 days

Time span: May 02 2011 to May 06 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -6.4 °C
  • Mean temperature: 14.3 °C
  • Minimum temperature anomaly: -12.3 °C
  • Minimum temperature: 7.1 °C

Event center: 30.0°N 261.5°E

Area affected: 902890 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-02_to_2011-May-06_261.5_30.0

Cold spell occuring from April 30 2011 to May 02 2011 at 47.5°N 257.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 3 days

Time span: April 30 2011 to May 02 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -8.3 °C
  • Mean temperature: -0.3 °C
  • Minimum temperature anomaly: -11.4 °C
  • Minimum temperature: -5.5 °C

Event center: 47.5°N 257.0°E

Area affected: 61228 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-Apr-30_to_2011-May-02_257.0_47.5

Cold spell occuring from April 29 2011 to May 04 2011 at 36.0°N 254.0°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: April 29 2011 to May 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: 0.0 °C
  • Minimum temperature anomaly: -13.5 °C
  • Minimum temperature: -10.0 °C

Event center: 36.0°N 254.0°E

Area affected: 375454 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-Apr-29_to_2011-May-04_254.0_36.0

Cold spell occuring from April 29 2011 to May 01 2011 at 42.0°N 244.5°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 3 days

Time span: April 29 2011 to May 01 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -7.6 °C
  • Mean temperature: 2.1 °C
  • Minimum temperature anomaly: -10.7 °C
  • Minimum temperature: -4.3 °C

Event center: 42.0°N 244.5°E

Area affected: 163227 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-Apr-29_to_2011-May-01_244.5_42.0

Cold spell occuring from April 25 2011 to May 03 2011 at 48.5°N 237.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 9 days

Time span: April 25 2011 to May 03 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -2.0 °C
  • Mean temperature: 8.7 °C
  • Minimum temperature anomaly: -5.3 °C
  • Minimum temperature: 0.6 °C

Event center: 48.5°N 237.0°E

Area affected: 1524274 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-Apr-25_to_2011-May-03_237.0_48.5

Cold spell occuring from April 22 2011 to April 24 2011 at 44.0°N 249.0°E

Download data: JSON

Event type: Cold spell

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

  • United States

Duration: 3 days

Time span: April 22 2011 to April 24 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -6.3 °C
  • Mean temperature: -3.4 °C
  • Minimum temperature anomaly: -9.3 °C
  • Minimum temperature: -10.8 °C

Event center: 44.0°N 249.0°E

Area affected: 123222 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-Apr-22_to_2011-Apr-24_249.0_44.0

Cold spell occuring from April 17 2011 to April 22 2011 at 48.5°N 272.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 6 days

Time span: April 17 2011 to April 22 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -6.4 °C
  • Mean temperature: 0.9 °C
  • Minimum temperature anomaly: -10.0 °C
  • Minimum temperature: -7.3 °C

Event center: 48.5°N 272.0°E

Area affected: 458443 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-Apr-17_to_2011-Apr-22_272.0_48.5

Cold spell occuring from April 16 2011 to April 22 2011 at 48.0°N 260.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 7 days

Time span: April 16 2011 to April 22 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -8.1 °C
  • Mean temperature: -1.6 °C
  • Minimum temperature anomaly: -10.8 °C
  • Minimum temperature: -5.1 °C

Event center: 48.0°N 260.0°E

Area affected: 161398 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-Apr-16_to_2011-Apr-22_260.0_48.0