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TROPICAL WEATHER OUTLOOK
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT TUE SEP 15 2015

For the North Atlantic...Caribbean Sea and the Gulf of Mexico:

1. Shower and thunderstorm activity has become a little better
organized today in association with a well-defined low pressure
system located about midway between the Cape Verde Islands and the
Lesser Antilles. Some further development of this low is possible
during the next day or two while it moves generally northwestward.
After that time, however, upper-level winds are expected to become
unfavorable for development.
* Formation chance through 48 hours...medium...60 percent
* Formation chance through 5 days...medium...60 percent

2. A broad low pressure system is located about 350 miles south of the
southernmost Cape Verde Islands. Shower and thunderstorm activity
continues to show signs of organization, and environmental
conditions are expected to be conducive for the formation of a
tropical depression over the next few days while the system moves
west-northwestward at 10 to 15 mph.
* Formation chance through 48 hours...medium...60 percent
* Formation chance through 5 days...high...80 percent

Forecaster Stewart