A tropical rainstorm moving north of the Leeward Islands is forecast to strengthen and could become the next hurricane in the Atlantic after Erin, with Bermuda potentially in its path.

The National Hurricane Center is watching two areas of interest in the Atlantic, one of which could become Tropical Storm Fernand this weekend. Here’s what you need to know.

The tropical wave is one of three disturbances that hurricane forecasters are tracking in addition to Hurricane Erin.