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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
200 AM EDT Thu May 20 2021

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

1. A non-tropical low pressure system has developed within a broad area 
of cloudiness and thunderstorms about 600 miles east-southeast of 
Bermuda. The low is expected to develop gale-force winds later today 
while it moves generally northward. The low is forecast to move 
westward and southwestward over warmer waters on Friday, and will 
likely become a short-lived subtropical cyclone near and to the 
northeast of Bermuda on Friday. The system is expected to move 
toward the north and northeast into a more hostile environment by 
late Sunday into Monday. For more  information on this developing 
low pressure area, please see High Seas forecasts issued by the NOAA 
Ocean Prediction Center and forecast products issued by the Bermuda 
Weather Service.
* Formation chance through 48 hours...medium...50 percent.
* Formation chance through 5 days...high...80 percent.

High Seas Forecasts for this system can be found under AWIPS header 
NFDHSFAT1, WMO header FZNT01 KWBC, and online at

Forecaster Stewart

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