NWS National Hurricane Center Miami FL
800 AM EDT Fri Aug 27 2021
For the North Atlantic...Caribbean Sea and the Gulf of Mexico:
The National Hurricane Center is issuing advisories on Tropical Storm Ida, located over the northwestern Caribbean Sea near the Cayman Islands.
An elongated area of low pressure located over the central Atlantic about 600 miles east of Bermuda is producing showers and thunderstorms. Environmental conditions are expected to be marginally conducive for development, however, a tropical depression could still form over the weekend. The system is expected to drift eastward today and Saturday, then accelerate northeastward on Sunday toward the central-north Atlantic.
* Formation chance through 48 hours...medium...50 percent.
* Formation chance through 5 days...medium...60 percent.
A tropical wave located about midway between the Cabo Verde Islands and the Lesser Antilles is producing limited showers and thunderstorms. Gradual development of this system is expected, however, and a tropical depression is likely to form during the next couple of days before it moves into an environment of stronger upper-level winds and slightly cooler waters. The disturbance is forecast to move west-northwestward today, then turn northward Saturday.
* Formation chance through 48 hours...high...70 percent.
* Formation chance through 5 days...high...80 percent.
Forecaster Roberts
