Category: Extremes affecting Greenland

Cold spell occuring from May 22 2023 to May 26 2023 at 66.0°N 316.5°E

Download data: JSON

Event type: Cold spell

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

  • Greenland

Duration: 5 days

Time span: May 22 2023 to May 26 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.7 °C
  • Mean temperature: -22.4 °C
  • Minimum temperature anomaly: -7.6 °C
  • Minimum temperature: -27.6 °C

Event center: 66.0°N 316.5°E

Area affected: 421364 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_2023-May-22_to_2023-May-26_316.5_66.0

Cold spell occuring from May 11 2023 to May 18 2023 at 79.0°N 340.5°E

Download data: JSON

Event type: Cold spell

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

  • Greenland

Duration: 8 days

Time span: May 11 2023 to May 18 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -3.8 °C
  • Mean temperature: -11.1 °C
  • Minimum temperature anomaly: -5.6 °C
  • Minimum temperature: -15.5 °C

Event center: 79.0°N 340.5°E

Area affected: 62141 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_2023-May-11_to_2023-May-18_340.5_79.0

Cold spell occuring from May 08 2023 to May 17 2023 at 79.0°N 287.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland

Duration: 10 days

Time span: May 08 2023 to May 17 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.3 °C
  • Mean temperature: -24.2 °C
  • Minimum temperature anomaly: -10.7 °C
  • Minimum temperature: -31.4 °C

Event center: 79.0°N 287.0°E

Area affected: 737912 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_2023-May-08_to_2023-May-17_287.0_79.0

Cold spell occuring from May 05 2023 to June 04 2023 at 80.5°N 278.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland
  • Russian Federation

Duration: 31 days

Time span: May 05 2023 to June 04 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -4.4 °C
  • Mean temperature: -10.5 °C
  • Minimum temperature anomaly: -12.0 °C
  • Minimum temperature: -23.9 °C

Event center: 80.5°N 278.0°E

Area affected: 4523104 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_2023-May-05_to_2023-Jun-04_278.0_80.5

Heat wave occuring from April 21 2023 to April 26 2023 at 73.0°N 302.5°E

Download data: JSON

Event type: Heat wave

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

  • Greenland

Duration: 6 days

Time span: April 21 2023 to April 26 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 7.5 °C
  • Mean temperature: -4.1 °C
  • Maximum temperature anomaly: 9.5 °C
  • Maximum temperature: -0.6 °C

Event center: 73.0°N 302.5°E

Area affected: 132257 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_2023-Apr-21_to_2023-Apr-26_302.5_73.0

Heat wave occuring from April 18 2023 to June 21 2023 at 52.0°N 242.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Greenland
  • United States

Duration: 65 days

Time span: April 18 2023 to June 21 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 7.8 °C
  • Mean temperature: 7.8 °C
  • Maximum temperature anomaly: 21.3 °C
  • Maximum temperature: 32.6 °C

Event center: 52.0°N 242.5°E

Area affected: 15336797 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_2023-Apr-18_to_2023-Jun-21_242.5_52.0

Heat wave occuring from April 07 2023 to April 22 2023 at 64.5°N 359.5°E

Download data: JSON

Event type: Heat wave

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

  • Finland
  • Greenland
  • Iceland
  • Norway
  • Russian Federation
  • Svalbard and Jan Mayen
  • Sweden

Duration: 16 days

Time span: April 07 2023 to April 22 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 7.1 °C
  • Mean temperature: -5.9 °C
  • Maximum temperature anomaly: 14.9 °C
  • Maximum temperature: 9.1 °C

Event center: 64.5°N 359.5°E

Area affected: 4517853 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_2023-Apr-07_to_2023-Apr-22_359.5_64.5

Cold spell occuring from March 29 2023 to April 14 2023 at 79.0°N 288.0°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland

Duration: 17 days

Time span: March 29 2023 to April 14 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.8 °C
  • Mean temperature: -32.2 °C
  • Minimum temperature anomaly: -13.6 °C
  • Minimum temperature: -47.0 °C

Event center: 79.0°N 288.0°E

Area affected: 810978 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_2023-Mar-29_to_2023-Apr-14_288.0_79.0

Cold spell occuring from March 25 2023 to April 11 2023 at 73.0°N 284.5°E

Download data: JSON

Event type: Cold spell

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

  • Canada
  • Greenland

Duration: 18 days

Time span: March 25 2023 to April 11 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -5.7 °C
  • Mean temperature: -26.0 °C
  • Minimum temperature anomaly: -11.7 °C
  • Minimum temperature: -38.9 °C

Event center: 73.0°N 284.5°E

Area affected: 176607 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_2023-Mar-25_to_2023-Apr-11_284.5_73.0

Cold spell occuring from March 03 2023 to March 31 2023 at 70.5°N 344.5°E

Download data: JSON

Event type: Cold spell

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

  • Finland
  • Germany
  • Greenland
  • Iceland
  • Ireland
  • Netherlands
  • Norway
  • Russian Federation
  • Sweden
  • United Kingdom

Duration: 29 days

Time span: March 03 2023 to March 31 2023

Statistics over entire affected area:

  • Mean temperature anomaly: -7.7 °C
  • Mean temperature: -22.5 °C
  • Minimum temperature anomaly: -16.5 °C
  • Minimum temperature: -40.4 °C

Event center: 61.0°N 7.0°E

Area affected: 6342730 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_2023-Mar-03_to_2023-Mar-31_344.5_70.5