At 1150pm EST, May 20, 2013, Valdosta, Georgia experienced a large RADAR pulse / “HAARP ring” event.
Seen in this video here at the 12min 30sec mark :
Move forward approximately 24 hours after the pulse, and the only area in Georgia to receive Severe Thunderstorm Warnings is the pulsed area epicenter around Valdosta, GA.
Here are several posts explaining the basics behind the theory of radio frequency modification of the weather, more specifically an explanation on how I believe RADAR is playing a role :
Past RADAR pulse / HAARP ring / Scalar Square confirmations :