Tropical Storm Sara officially became a named storm after forming in the Caribbean Thursday, the National Hurricane Center ...

Formation chance through 48 hours ... The map above is the Central Pacific Ocean (with Hawaii in the middle of the map).

New storm models show the storm—which has a 90 percent chance of forming in the next seven days—could strike Florida's coast.

A tropical wave producing a cluster of showers and thunderstorms across the Caribbean has a 90% chance of becoming a tropical ...

Formation chance through seven days: low, 10 percent. What do the colored areas on the NOAA map mean? The hatched areas on a ...

The NHC said Tuesday it is tracking a tropical wave in the Caribbean Sea that could become a tropical depression by the end ...

The tropics continue to be prolific. Within the next seven days, there is a high chance of having the 18th named storm of the ...

The broad area of low pressure in the Caribbean we've been eyeing for tropical development continues to have a high chance at ...

Tropical Depression 19, which formed over the near-record warm waters of the Western Caribbean at 4 a.m. EST Thursday, Nov.

A tropical wave in the Caribbean has an 80% chance of becoming a tropical depression. Meanwhile, Polk County will enjoy ...

Rafael weakened overnight into a tropical storm and continues taking a westerly path. A system near the Bahamas could bring heavy rains to that area.

The developing system follows Tropical Storm Rafael, which is expected to become a hurricane in the Caribbean.