Dust optical depth & surface concentration forecast by BSC-DREAM model. The model is run by the Barcelona Supercomputing Center. Images are distributed by the WMO SDS-WAS Regional Center for Northern Africa, Middle East and Europe.
Access here the simplified screen version instead (if animations below not visible for example in your browser)



Units: microgram per cubic meter
Dust surface

To magnify the images click on it, via a sleek zoom in/out effect. The image would be centered on your screen until dismissed.
To switch back to original dimensions, re-click on the expanded images.

Air quality
The dust optical depth is a measure of the attenuation of the sunlight by dust

SDS-WAS Homepage

Atmospheric Research Programme Website




©2017 World Meteorological Organization
, 7bis, avenue de la Paix, Case postale No. 2300, CH-1211 Geneva 2, Switzerland 
Tel.: +41(0)22 730 81 11 - Fax: +41(0)22 730 81 81
Disclaimer | UN System | Accessibility


  Extranet Homepage Website Public Comms