Category: Extremes affecting Sri Lanka

Cold spell occuring from May 12 2022 to May 15 2022 at 5.5°N 81.5°E

Download data: JSON

Event type: Cold spell

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

  • Sri Lanka

Duration: 4 days

Time span: May 12 2022 to May 15 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -1.0 °C
  • Mean temperature: 27.0 °C
  • Minimum temperature anomaly: -1.5 °C
  • Minimum temperature: 26.6 °C

Event center: 5.5°N 81.5°E

Area affected: 98289 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_2022-May-12_to_2022-May-15_81.5_5.5

Cold spell occuring from May 04 2022 to June 02 2022 at 12.5°N 76.0°E

Download data: JSON

Event type: Cold spell

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

  • India
  • Maldives
  • Sri Lanka

Duration: 30 days

Time span: May 04 2022 to June 02 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -2.3 °C
  • Mean temperature: 26.9 °C
  • Minimum temperature anomaly: -9.0 °C
  • Minimum temperature: 17.8 °C

Event center: 12.5°N 76.0°E

Area affected: 1793303 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_2022-May-04_to_2022-Jun-02_76.0_12.5

Heat wave occuring from April 29 2022 to May 11 2022 at 8.5°N 79.0°E

Download data: JSON

Event type: Heat wave

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

  • India
  • Sri Lanka

Duration: 13 days

Time span: April 29 2022 to May 11 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 1.1 °C
  • Mean temperature: 29.8 °C
  • Maximum temperature anomaly: 1.9 °C
  • Maximum temperature: 32.2 °C

Event center: 8.5°N 79.0°E

Area affected: 339643 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_2022-Apr-29_to_2022-May-11_79.0_8.5

Cold spell occuring from March 30 2022 to April 15 2022 at 15.0°N 103.5°E

Download data: JSON

Event type: Cold spell

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

  • Cambodia
  • China
  • India
  • Lao People’s Democratic Republic
  • Malaysia
  • Myanmar
  • Sri Lanka
  • Thailand
  • Viet Nam

Duration: 17 days

Time span: March 30 2022 to April 15 2022

Statistics over entire affected area:

  • Mean temperature anomaly: -3.1 °C
  • Mean temperature: 22.3 °C
  • Minimum temperature anomaly: -12.5 °C
  • Minimum temperature: -8.4 °C

Event center: 15.0°N 103.5°E

Area affected: 3821113 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_2022-Mar-30_to_2022-Apr-15_103.5_15.0

Heat wave occuring from March 17 2022 to April 01 2022 at 13.0°N 80.0°E

Download data: JSON

Event type: Heat wave

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

  • India
  • Sri Lanka

Duration: 16 days

Time span: March 17 2022 to April 01 2022

Statistics over entire affected area:

  • Mean temperature anomaly: 1.6 °C
  • Mean temperature: 30.5 °C
  • Maximum temperature anomaly: 3.5 °C
  • Maximum temperature: 36.0 °C

Event center: 13.0°N 80.0°E

Area affected: 192764 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_2022-Mar-17_to_2022-Apr-01_80.0_13.0

Heat wave occuring from February 19 2022 to January 25 2023 at -11.0°S 150.0°E

Download data: JSON

Event type: Heat wave

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

  • Antarctica
  • Australia
  • Bangladesh
  • Bhutan
  • Cambodia
  • Canada
  • China
  • Christmas Island
  • Cook Islands
  • Fiji
  • French Polynesia
  • Hong Kong
  • India
  • Indonesia
  • Japan
  • Kazakhstan
  • Korea, Democratic People’s Republic of
  • Korea, Republic of
  • Kyrgyzstan
  • Lao People’s Democratic Republic
  • Malaysia
  • Maldives
  • Mongolia
  • Myanmar
  • Nepal
  • New Caledonia
  • New Zealand
  • Norfolk Island
  • Northern Mariana Islands
  • Oman
  • Pakistan
  • Papua New Guinea
  • Philippines
  • Russian Federation
  • Solomon Islands
  • Sri Lanka
  • Taiwan, Province of China
  • Thailand
  • Timor-Leste
  • Tonga
  • United States
  • Vanuatu
  • Viet Nam

Duration: 341 days

Time span: February 19 2022 to January 25 2023

Statistics over entire affected area:

  • Mean temperature anomaly: 2.6 °C
  • Mean temperature: 19.0 °C
  • Maximum temperature anomaly: 33.4 °C
  • Maximum temperature: 37.4 °C

Event center: -11.0°S 150.0°E

Area affected: 154052228 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_2022-Feb-19_to_2023-Jan-25_150.0_-11.0

Cold spell occuring from November 08 2021 to November 12 2021 at 12.0°N 77.5°E

Download data: JSON

Event type: Cold spell

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

  • India
  • Sri Lanka

Duration: 5 days

Time span: November 08 2021 to November 12 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -2.2 °C
  • Mean temperature: 23.1 °C
  • Minimum temperature anomaly: -3.3 °C
  • Minimum temperature: 19.8 °C

Event center: 12.0°N 77.5°E

Area affected: 69704 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_2021-Nov-08_to_2021-Nov-12_77.5_12.0

Heat wave occuring from October 29 2021 to December 05 2021 at -2.5°S 98.5°E

Download data: JSON

Event type: Heat wave

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

  • Brunei Darussalam
  • India
  • Indonesia
  • Malaysia
  • Maldives
  • Sri Lanka

Duration: 38 days

Time span: October 29 2021 to December 05 2021

Statistics over entire affected area:

  • Mean temperature anomaly: 1.2 °C
  • Mean temperature: 27.8 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: 30.0 °C

Event center: -2.5°S 98.5°E

Area affected: 7827658 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_2021-Oct-29_to_2021-Dec-05_98.5_-2.5

Cold spell occuring from August 28 2021 to September 07 2021 at 14.5°N 84.5°E

Download data: JSON

Event type: Cold spell

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

  • India
  • Sri Lanka

Duration: 11 days

Time span: August 28 2021 to September 07 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -1.1 °C
  • Mean temperature: 27.0 °C
  • Minimum temperature anomaly: -2.8 °C
  • Minimum temperature: 22.0 °C

Event center: 14.5°N 84.5°E

Area affected: 671808 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_2021-Aug-28_to_2021-Sep-07_84.5_14.5

Cold spell occuring from August 21 2021 to August 26 2021 at 7.5°N 81.5°E

Download data: JSON

Event type: Cold spell

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

  • India
  • Sri Lanka

Duration: 6 days

Time span: August 21 2021 to August 26 2021

Statistics over entire affected area:

  • Mean temperature anomaly: -1.2 °C
  • Mean temperature: 27.0 °C
  • Minimum temperature anomaly: -3.6 °C
  • Minimum temperature: 21.7 °C

Event center: 7.5°N 81.5°E

Area affected: 410848 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_2021-Aug-21_to_2021-Aug-26_81.5_7.5