Airplane-Effect Snow Falls Near Dallas

It was snowing south of Dallas earlier this week but don’t blame the weather, at least not entirely. The area under the southern extended centerlines of the Dallas-Fort Worth International Airport’s four main parallel runways got a dusting of snow thanks to a phenomenon known as airplane-effect snow, according to the Washington Post. Under the right circumstances, including a sharp temperature inversion, water vapor from the engines becomes supercooled and nucleate on the tiny bits of soot… (www.avweb.com) עוד...