A hostile pall is descending over the tropics, which should limit any significant development for the next week or two or so. Dust and dry air, an unsupportive upper-wind regime, and higher than normal air pressure over the tropical belt should limit development between Africa and the Caribbean. The National Hurricane Center is painting a low-probability potential development area for a disturbance forecast to move off the African coast late in the weekend. It’s going to have tough sleddin...