Category: Extremes affecting Niger

Heat wave occuring from June 28 2015 to July 01 2015 at 12.5°N 13.5°E

Download data: JSON

Event type: Heat wave

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

  • Chad
  • Niger
  • Nigeria

Duration: 4 days

Time span: June 28 2015 to July 01 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 33.5 °C
  • Maximum temperature anomaly: 3.3 °C
  • Maximum temperature: 35.4 °C

Event center: 12.5°N 13.5°E

Area affected: 90336 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_2015-Jun-28_to_2015-Jul-01_13.5_12.5

Heat wave occuring from June 22 2015 to July 08 2015 at 9.0°N 0.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Burkina Faso
  • Côte d’Ivoire
  • Ghana
  • Liberia
  • Mali
  • Mauritania
  • Niger
  • Nigeria
  • Senegal
  • Togo

Duration: 17 days

Time span: June 22 2015 to July 08 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 31.7 °C
  • Maximum temperature anomaly: 4.1 °C
  • Maximum temperature: 38.7 °C

Event center: 9.0°N 360.0°E

Area affected: 1209203 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_2015-Jun-22_to_2015-Jul-08_0.0_9.0

Heat wave occuring from June 16 2015 to June 24 2015 at 18.5°N 6.5°E

Download data: JSON

Event type: Heat wave

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

  • Mali
  • Niger

Duration: 9 days

Time span: June 16 2015 to June 24 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 2.0 °C
  • Mean temperature: 36.9 °C
  • Maximum temperature anomaly: 3.3 °C
  • Maximum temperature: 38.7 °C

Event center: 18.5°N 6.5°E

Area affected: 100327 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_2015-Jun-16_to_2015-Jun-24_6.5_18.5

Heat wave occuring from June 10 2015 to June 25 2015 at 11.0°N 11.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Cameroon
  • Central African Republic
  • Chad
  • Niger
  • Nigeria
  • South Sudan
  • Sudan

Duration: 16 days

Time span: June 10 2015 to June 25 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 2.5 °C
  • Mean temperature: 31.8 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 36.8 °C

Event center: 11.0°N 11.0°E

Area affected: 1442380 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_2015-Jun-10_to_2015-Jun-25_11.0_11.0

Heat wave occuring from May 27 2015 to June 03 2015 at 18.0°N 9.0°E

Download data: JSON

Event type: Heat wave

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

  • Niger

Duration: 8 days

Time span: May 27 2015 to June 03 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 2.3 °C
  • Mean temperature: 36.5 °C
  • Maximum temperature anomaly: 3.7 °C
  • Maximum temperature: 39.7 °C

Event center: 18.0°N 9.0°E

Area affected: 143855 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_2015-May-27_to_2015-Jun-03_9.0_18.0

Heat wave occuring from May 24 2015 to June 04 2015 at 11.5°N 7.0°E

Download data: JSON

Event type: Heat wave

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

  • Benin
  • Burkina Faso
  • Cameroon
  • Chad
  • Côte d’Ivoire
  • Ghana
  • Guinea
  • Mali
  • Mauritania
  • Niger
  • Nigeria
  • Senegal
  • Togo

Duration: 12 days

Time span: May 24 2015 to June 04 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 2.9 °C
  • Mean temperature: 34.8 °C
  • Maximum temperature anomaly: 5.4 °C
  • Maximum temperature: 41.1 °C

Event center: 11.5°N 7.0°E

Area affected: 1605869 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_2015-May-24_to_2015-Jun-04_7.0_11.5

Heat wave occuring from May 22 2015 to May 28 2015 at 23.5°N 9.0°E

Download data: JSON

Event type: Heat wave

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

  • Algeria
  • Libya
  • Niger

Duration: 7 days

Time span: May 22 2015 to May 28 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 3.4 °C
  • Mean temperature: 34.2 °C
  • Maximum temperature anomaly: 6.1 °C
  • Maximum temperature: 36.8 °C

Event center: 23.5°N 9.0°E

Area affected: 150150 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_2015-May-22_to_2015-May-28_9.0_23.5

Heat wave occuring from May 16 2015 to May 23 2015 at 11.5°N 0.0°E

Download data: JSON

Event type: Heat wave

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

  • Burkina Faso
  • Ghana
  • Niger
  • Togo

Duration: 8 days

Time span: May 16 2015 to May 23 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 2.4 °C
  • Mean temperature: 34.3 °C
  • Maximum temperature anomaly: 4.2 °C
  • Maximum temperature: 37.0 °C

Event center: 11.5°N 360.0°E

Area affected: 123855 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_2015-May-16_to_2015-May-23_0.0_11.5

Cold spell occuring from May 11 2015 to May 17 2015 at 20.0°N 6.5°E

Download data: JSON

Event type: Cold spell

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

  • Algeria
  • Chad
  • Egypt
  • Libya
  • Mali
  • Niger

Duration: 7 days

Time span: May 11 2015 to May 17 2015

Statistics over entire affected area:

  • Mean temperature anomaly: -5.0 °C
  • Mean temperature: 25.1 °C
  • Minimum temperature anomaly: -8.0 °C
  • Minimum temperature: 18.0 °C

Event center: 20.0°N 6.5°E

Area affected: 1662720 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_2015-May-11_to_2015-May-17_6.5_20.0

Heat wave occuring from April 06 2015 to April 09 2015 at 12.0°N 12.5°E

Download data: JSON

Event type: Heat wave

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

  • Cameroon
  • Chad
  • Niger
  • Nigeria

Duration: 4 days

Time span: April 06 2015 to April 09 2015

Statistics over entire affected area:

  • Mean temperature anomaly: 3.0 °C
  • Mean temperature: 35.3 °C
  • Maximum temperature anomaly: 4.5 °C
  • Maximum temperature: 37.5 °C

Event center: 12.0°N 12.5°E

Area affected: 186948 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_2015-Apr-06_to_2015-Apr-09_12.5_12.0