Category: Extremes affecting Norway

Heat wave occuring from December 25 2024 to December 29 2024 at 58.5°N 14.0°E

Download data: JSON

Event type: Heat wave

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

  • Norway
  • Sweden

Duration: 5 days

Time span: December 25 2024 to December 29 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 7.0 °C
  • Mean temperature: 6.2 °C
  • Maximum temperature anomaly: 10.1 °C
  • Maximum temperature: 8.3 °C

Event center: 58.5°N 14.0°E

Area affected: 124625 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_2024-Dec-25_to_2024-Dec-29_14.0_58.5

Heat wave occuring from December 24 2024 to December 30 2024 at 66.0°N 20.5°E

Download data: JSON

Event type: Heat wave

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

  • Finland
  • Norway
  • Sweden

Duration: 7 days

Time span: December 24 2024 to December 30 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 9.1 °C
  • Mean temperature: 1.8 °C
  • Maximum temperature anomaly: 14.1 °C
  • Maximum temperature: 9.1 °C

Event center: 66.0°N 20.5°E

Area affected: 336076 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_2024-Dec-24_to_2024-Dec-30_20.5_66.0

Cold spell occuring from December 12 2024 to December 19 2024 at 69.0°N 35.0°E

Download data: JSON

Event type: Cold spell

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

  • Finland
  • Norway
  • Russian Federation
  • Sweden

Duration: 8 days

Time span: December 12 2024 to December 19 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -11.7 °C
  • Mean temperature: -19.1 °C
  • Minimum temperature anomaly: -20.7 °C
  • Minimum temperature: -32.6 °C

Event center: 69.0°N 35.0°E

Area affected: 509548 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_2024-Dec-12_to_2024-Dec-19_35.0_69.0

Heat wave occuring from November 29 2024 to December 02 2024 at 61.5°N 8.5°E

Download data: JSON

Event type: Heat wave

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

  • Norway
  • Sweden

Duration: 4 days

Time span: November 29 2024 to December 02 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: 6.2 °C
  • Maximum temperature anomaly: 11.4 °C
  • Maximum temperature: 10.8 °C

Event center: 61.5°N 8.5°E

Area affected: 112924 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_2024-Nov-29_to_2024-Dec-02_8.5_61.5

Cold spell occuring from November 17 2024 to December 07 2024 at 64.5°N 337.0°E

Download data: JSON

Event type: Cold spell

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

  • Denmark
  • Greenland
  • Iceland
  • Ireland
  • Norway
  • Sweden
  • United Kingdom

Duration: 21 days

Time span: November 17 2024 to December 07 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -6.9 °C
  • Mean temperature: -16.4 °C
  • Minimum temperature anomaly: -15.8 °C
  • Minimum temperature: -52.8 °C

Event center: 64.5°N 337.0°E

Area affected: 5118648 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_2024-Nov-17_to_2024-Dec-07_337.0_64.5

Cold spell occuring from October 05 2024 to October 08 2024 at 68.0°N 19.5°E

Download data: JSON

Event type: Cold spell

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

  • Finland
  • Norway
  • Sweden

Duration: 4 days

Time span: October 05 2024 to October 08 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -5.7 °C
  • Mean temperature: -3.2 °C
  • Minimum temperature anomaly: -9.8 °C
  • Minimum temperature: -10.4 °C

Event center: 68.0°N 19.5°E

Area affected: 122597 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_2024-Oct-05_to_2024-Oct-08_19.5_68.0

Cold spell occuring from September 21 2024 to September 29 2024 at 64.5°N 348.0°E

Download data: JSON

Event type: Cold spell

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

  • Iceland
  • Ireland
  • Norway
  • United Kingdom

Duration: 9 days

Time span: September 21 2024 to September 29 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -2.8 °C
  • Mean temperature: 7.1 °C
  • Minimum temperature anomaly: -5.2 °C
  • Minimum temperature: 0.8 °C

Event center: 64.5°N 348.0°E

Area affected: 1171859 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_2024-Sep-21_to_2024-Sep-29_348.0_64.5

Heat wave occuring from September 17 2024 to September 22 2024 at 60.0°N 7.5°E

Download data: JSON

Event type: Heat wave

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

  • Norway
  • Sweden

Duration: 6 days

Time span: September 17 2024 to September 22 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 4.9 °C
  • Mean temperature: 11.0 °C
  • Maximum temperature anomaly: 7.5 °C
  • Maximum temperature: 13.4 °C

Event center: 60.0°N 7.5°E

Area affected: 94580 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_2024-Sep-17_to_2024-Sep-22_7.5_60.0

Cold spell occuring from September 08 2024 to September 19 2024 at 67.0°N 338.5°E

Download data: JSON

Event type: Cold spell

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

  • Albania
  • Andorra
  • Austria
  • Belgium
  • Bosnia and Herzegovina
  • Bulgaria
  • Croatia
  • Czechia
  • Denmark
  • France
  • Germany
  • Greece
  • Hungary
  • Iceland
  • Ireland
  • Italy
  • Luxembourg
  • Montenegro
  • Netherlands
  • North Macedonia
  • Norway
  • Romania
  • Serbia
  • Slovakia
  • Slovenia
  • Spain
  • Switzerland
  • United Kingdom

Duration: 12 days

Time span: September 08 2024 to September 19 2024

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 7.7 °C
  • Minimum temperature anomaly: -7.2 °C
  • Minimum temperature: -8.6 °C

Event center: 67.0°N 338.5°E

Area affected: 2969063 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_2024-Sep-08_to_2024-Sep-19_338.5_67.0

Heat wave occuring from June 11 2024 to July 05 2024 at 80.0°N 13.5°E

Download data: JSON

Event type: Heat wave

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

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

Duration: 25 days

Time span: June 11 2024 to July 05 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 2.2 °C
  • Mean temperature: 6.6 °C
  • Maximum temperature anomaly: 9.2 °C
  • Maximum temperature: 19.1 °C

Event center: 80.0°N 13.5°E

Area affected: 1851783 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_2024-Jun-11_to_2024-Jul-05_13.5_80.0