Category: Cold spells affecting Australia

Download data: JSON

Event type: Cold spell

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

• Australia

Duration: 3 days

Time span: October 19 2021 to October 21 2021

Statistics over entire affected area:

• Mean temperature anomaly: -6.1 °C
• Mean temperature: 17.4 °C
• Minimum temperature anomaly: -8.8 °C
• Minimum temperature: 14.7 °C

Event center: -24.0°S 115.5°E

Area affected: 146021 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-Oct-19_to_2021-Oct-21_115.5_-24.0

Download data: JSON

Event type: Cold spell

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

• Australia

Duration: 5 days

Time span: October 10 2021 to October 14 2021

Statistics over entire affected area:

• Mean temperature anomaly: -6.2 °C
• Mean temperature: 18.1 °C
• Minimum temperature anomaly: -7.6 °C
• Minimum temperature: 13.0 °C

Event center: -23.0°S 123.0°E

Area affected: 269768 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-Oct-10_to_2021-Oct-14_123.0_-23.0

Download data: JSON

Event type: Cold spell

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

• Australia

Duration: 5 days

Time span: September 26 2021 to September 30 2021

Statistics over entire affected area:

• Mean temperature anomaly: -2.1 °C
• Mean temperature: 15.6 °C
• Minimum temperature anomaly: -3.6 °C
• Minimum temperature: 12.4 °C

Event center: -31.5°S 167.0°E

Area affected: 744448 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-Sep-26_to_2021-Sep-30_167.0_-31.5

Download data: JSON

Event type: Cold spell

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

• Australia

Duration: 6 days

Time span: September 21 2021 to September 26 2021

Statistics over entire affected area:

• Mean temperature anomaly: -5.2 °C
• Mean temperature: 21.2 °C
• Minimum temperature anomaly: -9.2 °C
• Minimum temperature: 13.2 °C

Event center: -16.0°S 128.5°E

Area affected: 1628640 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-Sep-21_to_2021-Sep-26_128.5_-16.0

Download data: JSON

Event type: Cold spell

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

• Australia

Duration: 5 days

Time span: September 13 2021 to September 17 2021

Statistics over entire affected area:

• Mean temperature anomaly: -2.2 °C
• Mean temperature: 15.0 °C
• Minimum temperature anomaly: -5.0 °C
• Minimum temperature: 5.2 °C

Event center: -29.5°S 156.0°E

Area affected: 450360 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-Sep-13_to_2021-Sep-17_156.0_-29.5

Download data: JSON

Event type: Cold spell

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

• Australia

Duration: 3 days

Time span: September 13 2021 to September 15 2021

Statistics over entire affected area:

• Mean temperature anomaly: -4.3 °C
• Mean temperature: 8.5 °C
• Minimum temperature anomaly: -5.3 °C
• Minimum temperature: 6.6 °C

Event center: -33.0°S 147.5°E

Area affected: 54079 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-Sep-13_to_2021-Sep-15_147.5_-33.0

Download data: JSON

Event type: Cold spell

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

• Australia

Duration: 3 days

Time span: September 05 2021 to September 07 2021

Statistics over entire affected area:

• Mean temperature anomaly: -4.5 °C
• Mean temperature: 11.4 °C
• Minimum temperature anomaly: -6.9 °C
• Minimum temperature: 6.1 °C

Event center: -29.0°S 151.5°E

Area affected: 139637 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-Sep-05_to_2021-Sep-07_151.5_-29.0

Download data: JSON

Event type: Cold spell

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

• Australia

Duration: 7 days

Time span: September 04 2021 to September 10 2021

Statistics over entire affected area:

• Mean temperature anomaly: -6.6 °C
• Mean temperature: 17.0 °C
• Minimum temperature anomaly: -12.8 °C
• Minimum temperature: 10.4 °C

Event center: -19.0°S 130.0°E

Area affected: 945972 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-Sep-04_to_2021-Sep-10_130.0_-19.0

Download data: JSON

Event type: Cold spell

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

• Australia

Duration: 4 days

Time span: September 02 2021 to September 05 2021

Statistics over entire affected area:

• Mean temperature anomaly: -4.4 °C
• Mean temperature: 10.0 °C
• Minimum temperature anomaly: -6.1 °C
• Minimum temperature: 6.7 °C

Event center: -33.5°S 122.0°E

Area affected: 245911 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-Sep-02_to_2021-Sep-05_122.0_-33.5