WEATHER ALERTTags: Sign up for our NewslettersTags: There is no sign of anything developing in the tropics. The atmosphere is dry and dusty from one plume after the other of Saharan Dust. Over the next week, the dust is forecast to spread out over most of the Atlantic from the coast of Africa to Texas and around the Gulf Coast, including across Florida.  NASA runs a specialized computer forecast model that predicts how the dust will disperse. It shows that the density of the plumes will decrease with time, but for the foreseeable future, more dust will feed...…WEATHER ALERTTags: Sign up for our NewslettersTags: There is no sign of anything developing in the tropics. The atmosphere is dry and dusty from one plume after the other of Saharan Dust. Over the next week, the dust is forecast to spread out over most of the Atlantic from the coast of Africa to Texas and around the Gulf Coast, including across Florida.  NASA runs a specialized computer forecast model that predicts how the dust will disperse. It shows that the density of the plumes will decrease with time, but for the foreseeable future, more dust will feed...WW…