Sahara dust heading to USA. Dust that makes it into the upper levels of the atmosphere can then get transported across the Atlantic Ocean and affect the Eastern Caribbean. This dust is carried in the African Waves which push westward into the Atlantic Ocean. Some of the dust could arrive in parts of the U.S. Gulf Coast, such as southern Texas, Louisiana and Florida, by next Wednesday… If not sooner. The dust is composed of … Most islands across the Eastern Caribbean are experiencing good air quality levels, based on U.S. standards as of 3:00 PM Wednesday 29th January 2020. Saharan dust moves off African coast into the Atlantic Frank Billingsley , Chief Meteorologist Published: June 12, 2020, 9:05 am Updated: June 14, 2020, 9:23 pm Saharan Air Layer Forecast Description. These Saharan Dust outbreaks tend to be milder in the Eastern Caribbean than the dust outbreaks associated with West African thunderstorms driving dust into the upper atmosphere from April through November. Picture via NASA video. The Saharan Air Layer (SAL) or Saharan Dust is a very dry, dusty layer of warm air that occurs when a dust storm develops over Western Africa in the Sahara Desert and gets blown into the Atlantic Ocean by easterly winds. BATON ROUGE, La. A plume of Saharan Dust has moved off the coast of Africa and will be in the vicinity of the Caribbean over the next few days. 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. (BRPROUD) – Dust from the Sahara Desert will make its way across the Atlantic before arriving to the Gulf Coast next week. Top Story ; Dust from the Sahara Desert is heading for the Gulf of Mexico and Alabama By the middle of next week, dust from the deserts of North Africa could be above our heads! Saharan dust tracks as far west as the Caribbean Sea, Florida and the Gulf of Mexico each year – a 5,000-mile-long journey. This phenomenon is the result of tiny sand and mineral particles being swept up off the surface of the Sahara …