Dust from the Sahara Desert blows westward off the coast of West Africa. The dust is thickest around the border between Mauritania and Senegal, with plumes visible just north of the Senegal River and the Cap-Vert peninsula, extending west from the main sandy areas of Senegal. Dust started to blow on May 25, 2013.
Saharan air layer on May 26, 2013 (Credit: CIMSS/METEOSAT)
Dust seen over West Africa on May 25, 2013 (credit: MODIS/LANCE/Worldview)