Category: Heat waves affecting Namibia

Download data: JSON

Event type: Heat wave

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

• Namibia
• South Africa

Duration: 3 days

Time span: May 31 2010 to June 02 2010

Statistics over entire affected area:

• Mean temperature anomaly: 4.9 °C
• Mean temperature: 19.6 °C
• Maximum temperature anomaly: 10.6 °C
• Maximum temperature: 24.9 °C

Event center: -31.0°S 17.5°E

Area affected: 77019 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_2010-May-31_to_2010-Jun-02_17.5_-31.0

Download data: JSON

Event type: Heat wave

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

• Namibia
• South Africa

Duration: 4 days

Time span: May 24 2010 to May 27 2010

Statistics over entire affected area:

• Mean temperature anomaly: 5.6 °C
• Mean temperature: 18.9 °C
• Maximum temperature anomaly: 7.3 °C
• Maximum temperature: 22.1 °C

Event center: -30.5°S 23.0°E

Area affected: 173093 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_2010-May-24_to_2010-May-27_23.0_-30.5

Download data: JSON

Event type: Heat wave

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

• Namibia
• South Africa

Duration: 6 days

Time span: April 11 2010 to April 16 2010

Statistics over entire affected area:

• Mean temperature anomaly: 4.8 °C
• Mean temperature: 25.5 °C
• Maximum temperature anomaly: 8.0 °C
• Maximum temperature: 28.8 °C

Event center: -28.5°S 21.0°E

Area affected: 342077 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_2010-Apr-11_to_2010-Apr-16_21.0_-28.5

Download data: JSON

Event type: Heat wave

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

• Namibia
• South Africa

Duration: 6 days

Time span: July 15 2026 to July 20 2026

Statistics over entire affected area:

• Mean temperature anomaly: 4.8 °C
• Mean temperature: 17.8 °C
• Maximum temperature anomaly: 8.3 °C
• Maximum temperature: 23.0 °C

Event center: -26.0°S 16.5°E

Area affected: 160620 km$^2$

Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.

Event ID: Heat_wave_2026-Jul-15_to_2026-Jul-20_16.5_-26.0

Download data: JSON

Event type: Heat wave

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

• Namibia
• South Africa

Duration: 8 days

Time span: May 26 2026 to June 02 2026

Statistics over entire affected area:

• Mean temperature anomaly: 4.8 °C
• Mean temperature: 18.5 °C
• Maximum temperature anomaly: 7.1 °C
• Maximum temperature: 22.5 °C

Event center: -27.5°S 17.5°E

Area affected: 152204 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_2026-May-26_to_2026-Jun-02_17.5_-27.5