Invest 90L now up to a 90% chance of subtropical development - will likely become Ana this weekend:
Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 AM EDT Thu May 20 2021 - A non-tropical low pressure system is located about 800 miles east of Bermuda. The low is expected to develop gale-force winds later today while it moves generally northward. The low is then forecast to move westward and southwestward over warmer waters tonight and Friday, and it will likely become a 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...high...70 percent. * Formation chance through 5 days...high...90 percent.