000 ABNT20 KNHC 210515 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 AM EDT Sat Aug 21 2021 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Hurricane Grace, located over the extreme southwestern Gulf of Mexico near the coast of mainland Mexico, and on Tropical Storm Henri, located a couple of hundred miles south-southeast of Cape Hatteras, North Carolina. A tropical wave located over the eastern Atlantic several hundred miles to the southwest of the Cabo Verde Islands is producing a broad area of disorganized showers and thunderstorms. This wave is expected to interact with another wave over the far eastern Atlantic in a day or two. Afterwards, environmental conditions appear marginally favorable for some slow development by the beginning of next week as this system moves gradually to the northwest at 5 to 10 mph. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...20 percent. $$ Forecaster Brown