The National Hurricane Center warned that a weather system in the Caribbean Sea could bring rough surf and beach erosion to the southeastern United States.

The time is 8p.m. Heavy rains were expected to fall in Puerto Rico and the Virgin Islands through Sunday, according to a National Hurricane Center bulletin.

According to the National Hurricane Center bulletin, the system is likely to become a tropical depression early in the week.

The National Hurricane Center increased the chance of the storm intensifying as it moves up the coast.

The National Hurricane Center said in a bulletin that coastal areas should expect strong winds, rains and surf even if the disturbance doesn't strengthen into a tropical storm. Hurricane center officials said Saturday's weather threats increased.

While it is too early to determine the timing, magnitude and location of specific impacts, interests along the southeastern United States coast should keep an eye on the system.

The center gave the same warning over the weekend.

Andrew Kimball of the National Weather Service office in South Carolina told The Charlotte Observer that there could be rain in the Charlotte area as early as Thursday.

The day of arrival is indicated by other weather models.

He said it was certain that the Carolinas would see rain from the system.

In the Triangle, the NWS forecast calls for sunny and warm conditions, with high temperatures in the 80s through Tuesday. There is a chance of rain in the Triangle on Thursday.

The National Weather Service said on Saturday that most of Eastern North Carolina should expect strong winds when the storm arrives.

The South Carolina State Climatology Office said in a bulletin Friday that tidal flooding is a main concern from the storm.

Charlotte, Rock Hill forecast

There was a chance of severe storms through Saturday night.

A hazardous weather outlook bulletin was issued by the NWS Greer office at 2:30 p.m. It was Saturday.

Parts of the Carolinas' mountains were also under threat.

After a 50% chance of showers Saturday and Sunday, Charlotte should remain sunny to mostly sunny until the clouds from the Caribbean storm roll into the region. The forecast showed on Saturday.

There is a 40% chance of showers late Thursday and a 50% chance on Friday.

According to the NWS forecast, Charlotte will have highs of 77 Sunday and 78 Monday to 68 Tuesday, 63 Wednesday, 65 Thursday, 69 Friday and 59 Saturday.

There is a 40% chance of showers late Thursday and a 50% chance on Friday.

The high in Rock Hill is expected to plunge to 60 degrees on Saturday.

The story is evolving.