Tropical Storm Sara has formed in the Caribbean Sea and is forecast to continue strengthening, according to the National Hurricane Center.

Meteorologists are closely monitoring a developing tropical disturbance near Jamaica that could soon become Tropical Storm Sara, marking the Atlantic hurricane season's 18th named

A storm system, which would earn the name “Sara,” is expected to form soon in the Caribbean, and could affect the United States down the road. It’s too early to know exactly where the storm will go once it forms and what areas will be affected — particularly because the system has no established center of circulation yet.