Saharan Dust Plume: The tropics remain active with Grace and Henri churning in the Caribbean and Atlantic respectively. A late-season ejection of dust from the Sahara Desert, however, could help to calm the tropics down in the short term.
The dust will spread west into the Caribbean and southwest Atlantic along a strong area of high pressure, the same weather feature that pushed Grace south, keeping it away from Florida. This could be the most significant plume of dust of the season for Florida and the southwest Atlantic. Read more