Potential Tropical Cyclone 9 is expected to strengthen into Hurricane Helene Wednesday and could be a Category 3 hurricane by landfall Thursday.

MIAMI (AP) — Hurricane Isaac was intensifying and Tropical Storm Joyce was getting better organized in the Atlantic Ocean on Friday, forecasters said. Both systems were far out at sea, and no coastal watches or warnings were in effect. But the Miami-based National Hurricane Center said both were getting stronger.

Two tropical cyclones are continuing to move over open water in the Atlantic, but forecasters say neither poses a threat to land