According to an update on the NHC, the centre of the storm is due to hit areas on the gulf coast Sunday night or early Monday, but heavy rainfall and tropical storm conditions will reach the area ahead of the storm's centre. Per a Reuters report, the National Weather Service predicts wind speeds of almost 65 miles per hour when the storm eventually strikes the coast.
The projected storm track for Alberto has shifted eastward, according to reports, lessening the threat to oil production facilities in the Gulf of Mexico, but increasing the danger to northeastern Florida coastal areas. Locally, more than 8 inches of rain is possible in parts of the Florida Panhandle, southern Alabama and southwest Georgia.
The National Weather Service has issued a flash flood watch for an area stretching from MS to North Carolina that is home to millions of people.
In the Baltimore suburb of Ellicott City, a massive storm caused flash flooding on Sunday that swept through its historic Main Street area, local news video showed. It's moving north at 14 miles per hour (22 kph), and has top sustained winds of 50 miles per hour (85 kph).
In the Florida Keys and the rest of South Florida, Alberto is expected to drop an additional three to six inches of rain, with isolated storm totals of 10 inches, on Sunday.
Alberto won't totally wash out our Memorial Day here in the Tennessee Valley.
Royal Picture Revelation: Prince George and Princess Charlotte were BRIBED to smile!
" They were just laughing because they were joking about how they were exhausted and finally, it was over ", he added. The other shows the wedding party joined by members of the Royal Family and Markle's mother, Doria Ragland.
"I ask everyone to please make final preparations to your family emergency plan, especially those that live in mobile homes and low-lying areas", said Mississippi Governor Phil Bryant.
Otherwise continued windy with spotty tropical downpours Sunday night, then the chance of periods of heavy rain increases Monday afternoon. The storm had top sustained winds of 40 miles per hour (65 kph).
The NWS said waves as high as 18 feet could pound the popular Gulf beaches in Baldwin County, Alabama, and northwestern Florida on Monday.
An official from the National Weather Service warns that even after Subtropical Storm Alberto passes, there's still a risk for rip currents.
The Hurricane Center says Alberto is headed toward the Florida Panhandle. The storm has been rather disorganized for most of its life over water, which is why it has earned the "subtropical" classification. Some severe storms may be possible Tuesday, with Alberto's remnants making the closest approach from the west at that time.
At 11 p.m. EDT Saturday, the National Hurricane Center in Miami said Alberto was about 400 miles (645 kilometers) south of Apalachicola, Florida, and moving north-northeast at 13 mph (20 kph).