Webjul 17, 2024 · the weather channel's severe weather expert, dr. Greg forbes shows the three things you many not know about tor:con, the tornado condition index. Zoom in and out for details across your area. Scroll down to see the entire map and additional information below. If the map is empty,. Webjul 15, 2024 · the torcon index, or tornado condition index, is a measure developed by meteorologist dr. Greg forbes to estimate the risk of tornadoes within a particular area. Webmar 19, 2018 · the torcon scale was developed by the weather channel and predicts the risk of tornado development.