"Runoff will cause significant rises on area creeks and rivers which could result in minor flooding, especially along flood prone streams," the statement reads, noting some of those bodies of water include Lookout Creek, Big Creek, Suwanee Creek and Allatoona Creek.
The agency also warns of isolated flash flooding.
That same system will bring an unstable atmosphere into central Georgia, propelling the National Weather Service to issue a tornado watch for Butts, Jasper, Lamar, Meriwether, Pike, Putnam, Spalding and Upson counties.
Additionally, flood warnings were issued early Monday morning for Crooked Creek in Gwinnett and north Fulton counties, Proctor Creek in Fulton County, Nickajack and Sope creeks in Cobb County, Snapfinger Creek in DeKalb County and Big Creek in north Fulton County.
Rainfall amounts vary across metro Atlanta, ranging from 1.88 inches in Marietta and 2.29 inches at Hartsfield-Jackson International Airport to 3.59 inches in Dallas, 3.69 inches in Alpharetta and 3.75 inches in Dunwoody, according to The Atlanta Journal-Constitution.