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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
800 PM EDT Mon Aug 18 2025

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

Active Systems:
The National Hurricane Center is issuing advisories on Hurricane 
Erin, located near the Southeast Bahamas.

1. Tropical Atlantic:
A tropical wave located over the central tropical Atlantic is 
producing some disorganized showers and thunderstorms. Environmental 
conditions appear conducive for gradual development of this system, 
and a tropical depression could form toward the end of the week. 
This system should move westward to west-northwestward at about 20 
mph across the central tropical Atlantic and approach the vicinity 
of the Leeward Islands on Friday.
* Formation chance through 48 hours...low...10 percent.
* Formation chance through 7 days...medium...60 percent.

2. Eastern Tropical Atlantic:
A tropical wave located just off the coast of Africa is producing a 
persistent cluster of disorganized showers and thunderstorms. Some 
slight development of this system is possible over the next day or 
two as it moves westward at around 15 mph. On Thursday, this system 
should reach a less favorable environment, which should reduce its 
chances for development.
* Formation chance through 48 hours...low...10 percent.
* Formation chance through 7 days...low...10 percent.



Forecaster Hagen