Updated Saturday, 11 a.m. ET

The tropical system we've been following in the Atlantic - Invest #91L - is trapped in dry and dusty air and has been unable to get organized. In addition, the system's slow movement has been a negative factor in its potential development.

The net result is that the National Hurricane Center has dramatically lowered the odds that the system will develop even into a tropical depression by the time it reaches the vicinity of the Caribbean islands. The odds are now in the low range.

Interestingly, the system is producing more thunderstorms this morning than it was yesterday. We'll see if that trend continues, or they fizzle out again.

The various computer models have universally backed off developing the system. Some dissipate it completely, some turn it north

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