Significant Tornado Parameter greater than 1 mean significant tornado risk. This shows STP values of 10! Don't recall ever seeing this in GA pic.twitter.com/YYHdeBussi— Brad Nitz (@BradNitzWSB) April 5, 2017
Significant Tornado Parameter greater than 1 mean significant tornado risk. This shows STP values of 10! Don't recall ever seeing this in GA pic.twitter.com/YYHdeBussi