Category: Heat waves affecting Finland

Heat wave occuring from May 14 2024 to May 19 2024 at 62.0°N 23.5°E

Download data: JSON

Event type: Heat wave

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

  • Finland

Duration: 6 days

Time span: May 14 2024 to May 19 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 7.3 °C
  • Mean temperature: 17.1 °C
  • Maximum temperature anomaly: 9.9 °C
  • Maximum temperature: 19.8 °C

Event center: 62.0°N 23.5°E

Area affected: 64013 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-May-14_to_2024-May-19_23.5_62.0

Heat wave occuring from March 10 2024 to March 18 2024 at 50.0°N 17.0°E

Download data: JSON

Event type: Heat wave

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

  • Belarus
  • Czechia
  • Denmark
  • Estonia
  • Finland
  • Germany
  • Hungary
  • Latvia
  • Lithuania
  • Poland
  • Russian Federation
  • Slovakia
  • Sweden

Duration: 9 days

Time span: March 10 2024 to March 18 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 6.3 °C
  • Mean temperature: 4.6 °C
  • Maximum temperature anomaly: 10.1 °C
  • Maximum temperature: 12.3 °C

Event center: 50.0°N 17.0°E

Area affected: 1554214 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-Mar-10_to_2024-Mar-18_17.0_50.0

Heat wave occuring from January 23 2024 to February 16 2024 at 88.0°N 191.5°E

Download data: JSON

Event type: Heat wave

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

  • Canada
  • Finland
  • Greenland
  • Norway
  • Russian Federation
  • Sweden

Duration: 25 days

Time span: January 23 2024 to February 16 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 11.9 °C
  • Mean temperature: -12.7 °C
  • Maximum temperature anomaly: 21.1 °C
  • Maximum temperature: 9.5 °C

Event center: 88.0°N 191.5°E

Area affected: 8391677 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-Jan-23_to_2024-Feb-16_191.5_88.0

Heat wave occuring from January 08 2024 to January 10 2024 at 67.0°N 18.0°E

Download data: JSON

Event type: Heat wave

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

  • Finland
  • Norway
  • Sweden

Duration: 3 days

Time span: January 08 2024 to January 10 2024

Statistics over entire affected area:

  • Mean temperature anomaly: 9.0 °C
  • Mean temperature: 0.5 °C
  • Maximum temperature anomaly: 14.1 °C
  • Maximum temperature: 6.4 °C

Event center: 67.0°N 18.0°E

Area affected: 72169 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-Jan-08_to_2024-Jan-10_18.0_67.0

Heat wave occuring from May 21 2023 to May 26 2023 at 59.0°N 19.5°E

Download data: JSON

Event type: Heat wave

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

  • Estonia
  • Finland
  • Sweden

Duration: 6 days

Time span: May 21 2023 to May 26 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 3.5 °C
  • Mean temperature: 12.8 °C
  • Maximum temperature anomaly: 6.3 °C
  • Maximum temperature: 16.6 °C

Event center: 59.0°N 19.5°E

Area affected: 77172 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-May-21_to_2023-May-26_19.5_59.0

Heat wave occuring from April 20 2023 to April 28 2023 at 60.0°N 29.5°E

Download data: JSON

Event type: Heat wave

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

  • Finland
  • Russian Federation

Duration: 9 days

Time span: April 20 2023 to April 28 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: 10.9 °C
  • Maximum temperature anomaly: 8.8 °C
  • Maximum temperature: 15.8 °C

Event center: 60.0°N 29.5°E

Area affected: 116863 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-20_to_2023-Apr-28_29.5_60.0

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

Heat wave occuring from April 06 2023 to April 11 2023 at 68.5°N 41.5°E

Download data: JSON

Event type: Heat wave

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

  • Finland
  • Norway
  • Russian Federation

Duration: 6 days

Time span: April 06 2023 to April 11 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 2.7 °C
  • Maximum temperature anomaly: 7.7 °C
  • Maximum temperature: 4.9 °C

Event center: 68.5°N 41.5°E

Area affected: 130729 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-06_to_2023-Apr-11_41.5_68.5

Heat wave occuring from February 26 2023 to March 03 2023 at 64.0°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: 6 days

Time span: February 26 2023 to March 03 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 5.8 °C
  • Mean temperature: 3.7 °C
  • Maximum temperature anomaly: 11.5 °C
  • Maximum temperature: 8.0 °C

Event center: 64.0°N 20.5°E

Area affected: 463206 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-Feb-26_to_2023-Mar-03_20.5_64.0

Heat wave occuring from February 04 2023 to February 26 2023 at 69.5°N 90.5°E

Download data: JSON

Event type: Heat wave

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

  • Denmark
  • Finland
  • Norway
  • Russian Federation
  • Svalbard and Jan Mayen
  • Sweden
  • United Kingdom

Duration: 23 days

Time span: February 04 2023 to February 26 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 10.7 °C
  • Mean temperature: -3.8 °C
  • Maximum temperature anomaly: 22.3 °C
  • Maximum temperature: 9.5 °C

Event center: 69.5°N 90.5°E

Area affected: 7021915 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-Feb-04_to_2023-Feb-26_90.5_69.5