In their updated discussion, the Storm Prediction Center expanded the Moderate Risk of severe weather in the next 24 hours to include these areas:
All of Alabama except the extreme south
West and Central Georgia including Atlanta
West half of Tennessee
Extreme West Kentucky
South tip of Illinois
Southeast Missouri
All of Arkansas
North half of Louisiana
Mississippi except the extreme south
Here is the last paragraph which is a summary of the big pictue:
GIVEN THE COMPLEXITY/INTENSITY OF THE DEVELOPING STORM SYSTEM AND
AVAILABILITY OF UNSTABLE GULF AIR…THE NEXT 24-48 HOURS EXPECTED TO
SEE A LARGE AREA AFFECTED BY SEVERE THUNDERSTORMS INCLUDING THE
POTENTIAL FOR STRONG TORNADOES AND PARTICULARLY DAMAGING WINDS.