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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
800 PM EDT Thu Aug 19 2021
For the North Atlantic...Caribbean Sea and the Gulf of Mexico:
The National Hurricane Center is issuing advisories on Tropical
Storm Grace, located just offshore the Yucatan Peninsula in the
southwestern Gulf of Mexico, and on Tropical Storm Henri, located
several hundred miles southeast of Cape Hatteras, North Carolina.
The Weather Prediction Center is issuing advisories on Post-Tropical
Cyclone Fred, located inland over Vermont and New Hampshire.
1. A tropical wave located in 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 emerging off the African
coast over the next 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.
Public advisories issued by the Weather Prediction Center on
Post-Tropical Cyclone Fred can be found under AWIPS header TCPAT1,
WMO header WTNT31 KWNH, and on the web at