Alabama, Florida and Mississippi have issued states of emergency ahead of Subtropical Storm Alberto.
The National Hurricane Center said that on Sunday, Alberto is expected to bring heavy rainfall and flooding in western Cuba, the Florida Keys and south Florida. And on Sunday night and Monday, the rainfall and flooding could spread over much of the southeast U.S.
Alberto is the first named storm of this year's hurricane season. Although, the season doesn't technically start until June 1.
The National Oceanic and Atmospheric Administration expects 10 to 16 named storms this year with five to nine of those possibly becoming hurricanes.
As of Sunday morning, Alberto is a subtropical storm, but the National Hurricane Center says it could be come a full tropical storm as it moves into the Gulf of Mexico.