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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
800 PM EDT Mon Aug 23 2021
For the North Atlantic...Caribbean Sea and the Gulf of Mexico:
The Weather Prediction Center is issuing Public Advisories on
Post-Tropical Cyclone Henri, located inland near southern New
England.
1. A broad low pressure area is producing disorganized showers and
thunderstorms over the east-central tropical Atlantic more than 800
miles west of the Cabo Verde Islands. Little development is
expected during the next couple of days due to only marginally
conducive ocean temperatures. Thereafter, however, some gradual
development is possible through the end of the week while the system
moves northwestward to northward at 10 to 15 mph over the central
Atlantic.
* Formation chance through 48 hours...low...10 percent.
* Formation chance through 5 days...medium...40 percent.
2. A tropical wave over the eastern Caribbean Sea is expected to form a
broad area of low pressure over the southwestern Caribbean Sea by
late week. Thereafter, environmental conditions are forecast to be
favorable for gradual development while the system moves
west-northwestward to northwestward over the northwestern Caribbean
Sea.
* Formation chance through 48 hours...low...near 0 percent.
* Formation chance through 5 days...medium...50 percent.
3. A low pressure area over the far eastern tropical Atlantic about 500
miles south-southeast of the Cabo Verde Islands is producing
disorganized showers and thunderstorms. Some slow development is
possible over the next several days while the disturbance moves
westward to west-northwestward at 10 to 15 mph over the eastern
tropical Atlantic.
* Formation chance through 48 hours...low...10 percent.
* Formation chance through 5 days...medium...40 percent.
Public advisories issued by the Weather Prediction Center on
Post-Tropical Cyclone Henri can be found under AWIPS header
TCPAT3, WMO header WTNT33 KWNH, and on the web at
http://www.wpc.ncep.noaa.gov
Forecaster Pasch
Original author: NHC
