Threats From Ernesto Impacting US Coastal Areas

Tropical Storm Ian is forecast to become a dangerous hurricane in the western Caribbean Sea and Gulf of Mexico.

F​or the most up-to-date forecast on Ian, check out our latest forecast article here.

The Weather Company’s primary journalistic mission is to report on breaking weather news, the environment and the importance of science to our lives. This story does not necessarily represent the position of our parent company, IBM.