Sahara Dust For 2024 Sahara. Hot winds known as the “calima” brought an intrusion of dust from the sahara desert to portugal and spain in late march 2024. The saharan air layer, also known as saharan dust, is made of sand, dirt, and other dust that is lifted into the atmosphere from the vast desert area that covers most of north africa.

Suspended particles reached the region on. On the left, the image shows the strait on 17.