Forecasters have saidAlberto could bring life-threatening high water to southern coastal states when it slams into the US.
Between four and eight inches of rain could pummel Florida Panhandle, eastern and central Alabama, and western Georgia before the storm moves on.
Its winds, which had strengthened overnight to 65 miles per hour, were down to 60 miles per hour as of 11 a.m. According to the National Weather Service, almost half of all flash flood fatalities are vehicle-related.
The storm system could move slowly through Upstate; if so, that would increase the chances of heavy rain.
Subtropical Storm Alberto was disrupting plans for Memorial Day barbecues and beach outings in Alabama, Florida and MS, as the storm continued churning north through the Gulf of Mexico on Sunday. The heavy rain along with the saturated grounds could lead to some flash flooding. Maximum winds were 50 miles per hour. gusting to 65 miles per hour.
Alberto is the first major storm of the 2018 hurricane season, which doesn't officially begin until June 1 and runs through the fall.
A view of a partially flooded farm as Subtropical Storm Alberto passes by the west coast of Cuba, in Bahia Honda, Cuba, May 26, 2018. Alberto is expected to steadily weaken after landfall and become a tropical depression Monday night or Tuesday. While damaging winds and tornado are both under very low risks, Charlotteans may need to keep an eye out on those two as well.
Subtropical Storm Alberto is expected to bring drenching rains to the Florida Panhandle when it makes landfall on Monday, the day after a separate storm triggered a flood that tore through a historic Maryland town and swept away a man who was trying to help rescue people, officials said.
Florida Governor Rick Scott, who issued a state of emergency on Saturday in all of the state's 67 counties, said on Sunday that the Florida National Guard had 5,500 guard members ready to be deployed if needed. Parts of Florida, Georgia and Alabama could get from 4 to 8 inches (10 to 20 centimeters) with some areas getting as much as a foot of rain.
Moore said the rainy weather late this month is expected to push the Columbia area past its average precipitation for May, typically one of the state's driest months.
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