April 4th 2019 Outbreak

On April 1st the Storm Prediction Center (SPC) issued a Day 4 outlook which had a 15% chance of severe weather. The next day SPC issued a Day 3 outlook which had a slight risk stretching from Western AL to Central GA. On the 4th SPC issued a Enhanced risk with the chance of violent tornadoes.

A squall line stretched from West Virginia to Louisiana, ahead of the squall were prefrontal supercells and embedded supercells within the line. Convective Available Potential Energy (CAPE) ranged from 700-2000 J/kg. SFC-3km SRH ranged from 350 J/Kg-950 J/Kg along the squall and ahead of it. This environment favored formation of discrete supercells across Alabama and Georgia. The SPC midday outlook upgraded to a moderate as conditions were favorable for long tracked tornadoes and discrete supercell formation. In the late evening several long tracked significant tornadoes touched down.