Tropical Storm Sara is expected to form in the western Caribbean and still has a chance of taking a turn to the northeast toward Florida, the National Hurricane Center said. Here’s the

A shift in Tropical Depression 19's track has significantly impacted meteorologists' predictions about its potential to form into Hurricane Sara.

In a worst-case scenario for the U.S., a major hurricane could hit Florida's Gulf coast, but forecasters say it would have to clear several hurdles.