Tropical Storm Bret has formed east of Trinidad and Tobago, and it is already causing damage.
Several roofs have been blown off homes in east and south Trinidad.
According to the National Hurricane Center's website, an Air Force hurricane hunter mission flew into the weather system this afternoon and made the determination.
It is the second named storm of 2017.
According to the National Hurricane Center, the system was located 237 miles south east of Trinidad and Tobago and Grenada, with maximum sustained winds of 39 miles per hour.
The system is expected to make landfall tonight.
Officials said schools in Trinidad will remain closed tomorrow and government offices in the sister island of Tobago will be shuttered.
Meteorologists warned of waves of more than 9 feet along the islands’ coasts.
Trinidad-based Caribbean Airlines has canceled more than 30 flights today.
A tropical storm watch has been issued for the nearby Dutch Caribbean islands of Bonaire, Curacao and Aruba.