Category: Cold spells affecting United States

25 cold spells identified in United States since 2020

Cold spell occuring from March 09 2011 to March 17 2011 at 66.5°N 238.5°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: March 09 2011 to March 17 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -10.5 °C
  • Mean temperature: -32.3 °C
  • Minimum temperature anomaly: -18.6 °C
  • Minimum temperature: -44.2 °C

Event center: 66.5°N 238.5°E

Area affected: 1354057 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-Mar-09_to_2011-Mar-17_238.5_66.5

Cold spell occuring from February 20 2011 to February 23 2011 at 35.5°N 246.5°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: February 20 2011 to February 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -7.0 °C
  • Mean temperature: -0.9 °C
  • Minimum temperature anomaly: -11.1 °C
  • Minimum temperature: -11.6 °C

Event center: 35.5°N 246.5°E

Area affected: 75407 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-20_to_2011-Feb-23_246.5_35.5

Cold spell occuring from January 26 2011 to January 31 2011 at 23.5°N 278.0°E

Download data: JSON

Event type: Cold spell

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

  • Cuba
  • Mexico
  • United States

Duration: 6 days

Time span: January 26 2011 to January 31 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -3.0 °C
  • Mean temperature: 19.8 °C
  • Minimum temperature anomaly: -6.1 °C
  • Minimum temperature: 13.9 °C

Event center: 23.5°N 278.0°E

Area affected: 974919 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-Jan-26_to_2011-Jan-31_278.0_23.5

Cold spell occuring from January 23 2011 to February 04 2011 at 56.0°N 159.0°E

Download data: JSON

Event type: Cold spell

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

  • Russian Federation
  • United States

Duration: 13 days

Time span: January 23 2011 to February 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -4.2 °C
  • Mean temperature: -5.3 °C
  • Minimum temperature anomaly: -17.6 °C
  • Minimum temperature: -34.3 °C

Event center: 56.0°N 159.0°E

Area affected: 1913958 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-Jan-23_to_2011-Feb-04_159.0_56.0

Cold spell occuring from January 19 2011 to January 26 2011 at 70.0°N 203.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 8 days

Time span: January 19 2011 to January 26 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -13.1 °C
  • Mean temperature: -39.5 °C
  • Minimum temperature anomaly: -21.7 °C
  • Minimum temperature: -47.2 °C

Event center: 70.0°N 203.5°E

Area affected: 253980 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-Jan-19_to_2011-Jan-26_203.5_70.0

Cold spell occuring from January 10 2011 to January 19 2011 at 58.5°N 220.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 10 days

Time span: January 10 2011 to January 19 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -8.6 °C
  • Mean temperature: -10.2 °C
  • Minimum temperature anomaly: -25.7 °C
  • Minimum temperature: -46.6 °C

Event center: 58.5°N 220.0°E

Area affected: 1129397 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-Jan-10_to_2011-Jan-19_220.0_58.5

Cold spell occuring from January 09 2011 to January 16 2011 at 32.5°N 278.0°E

Download data: JSON

Event type: Cold spell

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

  • Bahamas
  • Mexico
  • United States

Duration: 8 days

Time span: January 09 2011 to January 16 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -7.2 °C
  • Mean temperature: 6.9 °C
  • Minimum temperature anomaly: -16.4 °C
  • Minimum temperature: -19.5 °C

Event center: 32.5°N 278.0°E

Area affected: 4198512 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-Jan-09_to_2011-Jan-16_278.0_32.5

Cold spell occuring from December 29 2010 to January 09 2011 at 58.5°N 160.5°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: December 29 2010 to January 09 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -4.9 °C
  • Mean temperature: -5.9 °C
  • Minimum temperature anomaly: -17.1 °C
  • Minimum temperature: -38.9 °C

Event center: 58.5°N 160.5°E

Area affected: 1521413 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_2010-Dec-29_to_2011-Jan-09_160.5_58.5

Cold spell occuring from December 23 2010 to January 01 2011 at 69.5°N 212.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 10 days

Time span: December 23 2010 to January 01 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -12.5 °C
  • Mean temperature: -35.9 °C
  • Minimum temperature anomaly: -18.9 °C
  • Minimum temperature: -42.5 °C

Event center: 69.5°N 212.5°E

Area affected: 282231 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_2010-Dec-23_to_2011-Jan-01_212.5_69.5

Cold spell occuring from December 12 2010 to December 15 2010 at 48.5°N 270.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 4 days

Time span: December 12 2010 to December 15 2010

Statistics over entire affected area:

  • Mean temperature anomaly: -13.5 °C
  • Mean temperature: -23.7 °C
  • Minimum temperature anomaly: -15.8 °C
  • Minimum temperature: -27.9 °C

Event center: 48.5°N 270.5°E

Area affected: 120718 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_2010-Dec-12_to_2010-Dec-15_270.5_48.5