Here’s a photo of the sandstorm that just hit the Israeli Negev from Sinai at a speed of about 60 kph (40 mph). These photos were taken from an altitude of 8,000 ft. the sand wall was about 4,000 ft high moving from the west to the east.
"As he gazed around him the youth felt a flash of astonishment at the blue, pure sky and the sun gleaming on the trees and fields. It was surprising that Nature had gone tranquilly on with her golden process in the midst of so much devilment."
-Stephen Crane, The Red Badge of Courage