Category: Extremes affecting Iran, Islamic Republic of

Heat wave occuring from April 01 2011 to April 04 2011 at 37.0°N 40.5°E

Download data: JSON

Event type: Heat wave

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

  • Iran
  • Iraq
  • Saudi Arabia
  • Syria
  • Turkiye

Duration: 4 days

Time span: April 01 2011 to April 04 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 6.3 °C
  • Mean temperature: 23.9 °C
  • Maximum temperature anomaly: 8.7 °C
  • Maximum temperature: 29.2 °C

Event center: 37.0°N 40.5°E

Area affected: 162825 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_2011-Apr-01_to_2011-Apr-04_40.5_37.0

Heat wave occuring from March 21 2011 to March 26 2011 at 28.0°N 59.5°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • Iran
  • Pakistan

Duration: 6 days

Time span: March 21 2011 to March 26 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.0 °C
  • Mean temperature: 24.3 °C
  • Maximum temperature anomaly: 7.8 °C
  • Maximum temperature: 31.4 °C

Event center: 28.0°N 59.5°E

Area affected: 274212 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_2011-Mar-21_to_2011-Mar-26_59.5_28.0

Heat wave occuring from March 16 2011 to March 23 2011 at 36.5°N 39.5°E

Download data: JSON

Event type: Heat wave

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

  • Armenia
  • Azerbaijan
  • Cyprus
  • Iran
  • Iraq
  • Lebanon
  • Saudi Arabia
  • Syria
  • Turkiye

Duration: 8 days

Time span: March 16 2011 to March 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 4.9 °C
  • Mean temperature: 16.2 °C
  • Maximum temperature anomaly: 8.6 °C
  • Maximum temperature: 27.6 °C

Event center: 36.5°N 39.5°E

Area affected: 1274416 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_2011-Mar-16_to_2011-Mar-23_39.5_36.5

Cold spell occuring from March 11 2011 to March 23 2011 at 14.5°N 45.0°E

Download data: JSON

Event type: Cold spell

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

  • Iran
  • Iraq
  • Kuwait
  • Oman
  • Saudi Arabia
  • Yemen

Duration: 13 days

Time span: March 11 2011 to March 23 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -5.3 °C
  • Mean temperature: 17.3 °C
  • Minimum temperature anomaly: -12.0 °C
  • Minimum temperature: 7.1 °C

Event center: 14.5°N 45.0°E

Area affected: 2157765 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-11_to_2011-Mar-23_45.0_14.5

Heat wave occuring from March 10 2011 to March 21 2011 at 25.5°N 64.5°E

Download data: JSON

Event type: Heat wave

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

  • Afghanistan
  • China
  • India
  • Iran
  • Pakistan

Duration: 12 days

Time span: March 10 2011 to March 21 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 4.8 °C
  • Mean temperature: 23.4 °C
  • Maximum temperature anomaly: 8.9 °C
  • Maximum temperature: 33.9 °C

Event center: 25.5°N 64.5°E

Area affected: 1215256 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_2011-Mar-10_to_2011-Mar-21_64.5_25.5

Heat wave occuring from March 09 2011 to March 13 2011 at 34.5°N 55.5°E

Download data: JSON

Event type: Heat wave

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

  • Iran

Duration: 5 days

Time span: March 09 2011 to March 13 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 7.2 °C
  • Mean temperature: 20.7 °C
  • Maximum temperature anomaly: 9.0 °C
  • Maximum temperature: 25.3 °C

Event center: 34.5°N 55.5°E

Area affected: 63246 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_2011-Mar-09_to_2011-Mar-13_55.5_34.5

Heat wave occuring from February 23 2011 to March 02 2011 at 25.0°N 42.0°E

Download data: JSON

Event type: Heat wave

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

  • Iran
  • Iraq
  • Qatar
  • Saudi Arabia
  • United Arab Emirates
  • Yemen

Duration: 8 days

Time span: February 23 2011 to March 02 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 5.1 °C
  • Mean temperature: 24.6 °C
  • Maximum temperature anomaly: 9.2 °C
  • Maximum temperature: 28.9 °C

Event center: 25.0°N 42.0°E

Area affected: 1239610 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_2011-Feb-23_to_2011-Mar-02_42.0_25.0

Cold spell occuring from February 07 2011 to March 10 2011 at 57.5°N 23.5°E

Download data: JSON

Event type: Cold spell

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

  • Afghanistan
  • Austria
  • Azerbaijan
  • Belarus
  • Bosnia and Herzegovina
  • Bulgaria
  • China
  • Croatia
  • Czech Republic
  • Denmark
  • Estonia
  • Finland
  • Georgia
  • Germany
  • Greece
  • Hungary
  • Iran
  • Italy
  • Kazakhstan
  • Kyrgyzstan
  • Latvia
  • Lithuania
  • Moldova
  • Mongolia
  • Netherlands
  • Norway
  • Pakistan
  • Poland
  • Romania
  • Russian Federation
  • Serbia
  • Slovakia
  • Slovenia
  • Sweden
  • Tajikistan
  • Turkiye
  • Turkmenistan
  • Ukraine
  • Uzbekistan

Duration: 32 days

Time span: February 07 2011 to March 10 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -11.1 °C
  • Mean temperature: -15.8 °C
  • Minimum temperature anomaly: -23.5 °C
  • Minimum temperature: -37.6 °C

Event center: 57.5°N 23.5°E

Area affected: 17617665 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-Feb-07_to_2011-Mar-10_23.5_57.5

Cold spell occuring from January 17 2011 to January 25 2011 at 37.0°N 48.0°E

Download data: JSON

Event type: Cold spell

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

  • Iran

Duration: 9 days

Time span: January 17 2011 to January 25 2011

Statistics over entire affected area:

  • Mean temperature anomaly: -9.4 °C
  • Mean temperature: -12.2 °C
  • Minimum temperature anomaly: -18.4 °C
  • Minimum temperature: -21.2 °C

Event center: 37.0°N 48.0°E

Area affected: 112026 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-Jan-17_to_2011-Jan-25_48.0_37.0

Heat wave occuring from January 05 2011 to January 09 2011 at 30.0°N 50.5°E

Download data: JSON

Event type: Heat wave

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

  • Iran

Duration: 5 days

Time span: January 05 2011 to January 09 2011

Statistics over entire affected area:

  • Mean temperature anomaly: 4.4 °C
  • Mean temperature: 14.8 °C
  • Maximum temperature anomaly: 6.2 °C
  • Maximum temperature: 22.0 °C

Event center: 30.0°N 50.5°E

Area affected: 127319 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_2011-Jan-05_to_2011-Jan-09_50.5_30.0