000 ABNT20 KNHC 201154 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 800 AM EDT THU AUG 20 2015 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Tropical Storm Danny, located over the central tropical Atlantic about a thousand miles miles east of the Lesser Antilles. A surface trough interacting with an upper-level low is producing an area of showers and thunderstorms to the southeast through southwest of Bermuda. A non-tropical low pressure system is expected to form within this trough over the western Atlantic during the next day or two, and environmental conditions should support some subsequent tropical or subtropical development over the weekend while this disturbance moves slowly northward. * Formation chance through 48 hours...low...20 percent * Formation chance through 5 days...medium...60 percent A tropical wave near the coast of west Africa is producing some disorganized showers and thunderstorms. Environmental conditions are forecast to become marginally favorable for some development of this system by the weekend while the wave moves westward at 15 to 20 mph over the tropical Atlantic. * Formation chance through 48 hours...low...near 0 percent * Formation chance through 5 days...low...20 percent $$ Forecaster Blake