Category: Cold spells affecting United States

Cold spell occuring from April 16 2020 to April 21 2020 at 48.0°N 294.5°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 16 2020 to April 21 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: -2.2 °C
  • Minimum temperature anomaly: -6.8 °C
  • Minimum temperature: -6.9 °C

Event center: 48.0°N 294.5°E

Area affected: 130304 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_2020-Apr-16_to_2020-Apr-21_294.5_48.0

Cold spell occuring from April 11 2020 to April 20 2020 at 43.5°N 251.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Mexico
  • United States

Duration: 10 days

Time span: April 11 2020 to April 20 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -9.4 °C
  • Mean temperature: -3.4 °C
  • Minimum temperature anomaly: -17.1 °C
  • Minimum temperature: -18.3 °C

Event center: 43.5°N 251.5°E

Area affected: 5686934 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_2020-Apr-11_to_2020-Apr-20_251.5_43.5

Cold spell occuring from April 07 2020 to April 21 2020 at 24.0°N 252.5°E

Download data: JSON

Event type: Cold spell

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

  • Mexico
  • United States

Duration: 15 days

Time span: April 07 2020 to April 21 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -4.1 °C
  • Mean temperature: 15.8 °C
  • Minimum temperature anomaly: -11.4 °C
  • Minimum temperature: -2.7 °C

Event center: 24.0°N 252.5°E

Area affected: 506770 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_2020-Apr-07_to_2020-Apr-21_252.5_24.0

Cold spell occuring from March 26 2020 to April 07 2020 at 55.0°N 240.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 13 days

Time span: March 26 2020 to April 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -10.5 °C
  • Mean temperature: -18.5 °C
  • Minimum temperature anomaly: -20.9 °C
  • Minimum temperature: -39.1 °C

Event center: 55.0°N 240.5°E

Area affected: 5463304 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_2020-Mar-26_to_2020-Apr-07_240.5_55.0

Cold spell occuring from March 25 2020 to March 30 2020 at 36.5°N 242.0°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: March 25 2020 to March 30 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -5.9 °C
  • Mean temperature: 0.6 °C
  • Minimum temperature anomaly: -11.9 °C
  • Minimum temperature: -10.2 °C

Event center: 36.5°N 242.0°E

Area affected: 128967 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_2020-Mar-25_to_2020-Mar-30_242.0_36.5

Cold spell occuring from March 17 2020 to March 21 2020 at 32.0°N 245.0°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: March 17 2020 to March 21 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -6.6 °C
  • Mean temperature: 11.2 °C
  • Minimum temperature anomaly: -8.7 °C
  • Minimum temperature: 4.3 °C

Event center: 32.0°N 245.0°E

Area affected: 97358 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_2020-Mar-17_to_2020-Mar-21_245.0_32.0

Cold spell occuring from March 12 2020 to March 22 2020 at 48.5°N 247.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 11 days

Time span: March 12 2020 to March 22 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -8.5 °C
  • Mean temperature: -7.0 °C
  • Minimum temperature anomaly: -22.0 °C
  • Minimum temperature: -27.3 °C

Event center: 48.5°N 247.5°E

Area affected: 2953313 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_2020-Mar-12_to_2020-Mar-22_247.5_48.5

Cold spell occuring from March 03 2020 to March 05 2020 at 57.0°N 207.0°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: March 03 2020 to March 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.2 °C
  • Mean temperature: -6.9 °C
  • Minimum temperature anomaly: -14.4 °C
  • Minimum temperature: -26.1 °C

Event center: 57.0°N 207.0°E

Area affected: 185037 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_2020-Mar-03_to_2020-Mar-05_207.0_57.0

Cold spell occuring from March 02 2020 to March 05 2020 at 71.0°N 204.5°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: March 02 2020 to March 05 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -7.9 °C
  • Mean temperature: -29.6 °C
  • Minimum temperature anomaly: -12.2 °C
  • Minimum temperature: -36.6 °C

Event center: 71.0°N 204.5°E

Area affected: 55904 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_2020-Mar-02_to_2020-Mar-05_204.5_71.0

Cold spell occuring from February 23 2020 to March 07 2020 at 67.5°N 212.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • United States

Duration: 14 days

Time span: February 23 2020 to March 07 2020

Statistics over entire affected area:

  • Mean temperature anomaly: -12.9 °C
  • Mean temperature: -31.5 °C
  • Minimum temperature anomaly: -20.1 °C
  • Minimum temperature: -41.6 °C

Event center: 67.5°N 212.0°E

Area affected: 685783 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_2020-Feb-23_to_2020-Mar-07_212.0_67.5