Tonight's Guest WeatherBrain is one of the world's leading experts on tornadoes from an engineering perspective.  He's a veteran and friend of the podcast, having appeared in several prior episodes.  Tim Marshall, welcome!  Tonight's Guest Panelist is the General Manager for the Hampton in Fultondale.  Her hotel was destroyed by an EF3 tornado in January.  Lisa Stone, welcome!  Also joining the show as Guest Panelist is Jason Davis, the General Forecaster at the NWS in Birmingham.  He is the one who issued the warning on the night of the EF3 in Fultondale.