Category: Cold spells affecting Antarctica

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 4 days

Time span: April 09 2011 to April 12 2011

Statistics over entire affected area:

• Mean temperature anomaly: -7.9 °C
• Mean temperature: -28.0 °C
• Minimum temperature anomaly: -11.1 °C
• Minimum temperature: -39.2 °C

Event center: -66.5°S 130.0°E

Area affected: 66748 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_2011-Apr-09_to_2011-Apr-12_130.0_-66.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: April 05 2011 to April 09 2011

Statistics over entire affected area:

• Mean temperature anomaly: -5.9 °C
• Mean temperature: -9.9 °C
• Minimum temperature anomaly: -11.9 °C
• Minimum temperature: -24.4 °C

Event center: -69.5°S 260.5°E

Area affected: 123073 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_2011-Apr-05_to_2011-Apr-09_260.5_-69.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 6 days

Time span: April 05 2011 to April 10 2011

Statistics over entire affected area:

• Mean temperature anomaly: -8.3 °C
• Mean temperature: -34.1 °C
• Minimum temperature anomaly: -13.4 °C
• Minimum temperature: -44.0 °C

Event center: -79.5°S 265.5°E

Area affected: 221591 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_2011-Apr-05_to_2011-Apr-10_265.5_-79.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 3 days

Time span: April 02 2011 to April 04 2011

Statistics over entire affected area:

• Mean temperature anomaly: -6.6 °C
• Mean temperature: -55.6 °C
• Minimum temperature anomaly: -8.8 °C
• Minimum temperature: -61.6 °C

Event center: -81.5°S 130.0°E

Area affected: 134534 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_2011-Apr-02_to_2011-Apr-04_130.0_-81.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 11 days

Time span: March 31 2011 to April 10 2011

Statistics over entire affected area:

• Mean temperature anomaly: -6.6 °C
• Mean temperature: -51.9 °C
• Minimum temperature anomaly: -10.7 °C
• Minimum temperature: -63.6 °C

Event center: -75.5°S 156.0°E

Area affected: 669984 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_2011-Mar-31_to_2011-Apr-10_156.0_-75.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 7 days

Time span: March 20 2011 to March 26 2011

Statistics over entire affected area:

• Mean temperature anomaly: -8.2 °C
• Mean temperature: -57.5 °C
• Minimum temperature anomaly: -10.6 °C
• Minimum temperature: -61.3 °C

Event center: -87.0°S 148.5°E

Area affected: 63232 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_2011-Mar-20_to_2011-Mar-26_148.5_-87.0

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 21 days

Time span: March 17 2011 to April 06 2011

Statistics over entire affected area:

• Mean temperature anomaly: -10.0 °C
• Mean temperature: -41.3 °C
• Minimum temperature anomaly: -19.5 °C
• Minimum temperature: -65.6 °C

Event center: -82.5°S 314.0°E

Area affected: 2717542 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_2011-Mar-17_to_2011-Apr-06_314.0_-82.5

Download data: JSON

Event type: Cold spell

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

• Antarctica

Duration: 5 days

Time span: March 05 2011 to March 09 2011

Statistics over entire affected area:

• Mean temperature anomaly: -8.2 °C
• Mean temperature: -34.7 °C
• Minimum temperature anomaly: -11.5 °C
• Minimum temperature: -46.1 °C

Event center: -67.0°S 116.5°E

Area affected: 292426 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_2011-Mar-05_to_2011-Mar-09_116.5_-67.0