With every tornado outbreak comes a bevy of tornado statistics. Often times these stats will arrive within a day of the outbreak ending, and they are almost always based on preliminary information. They also are sometimes missing that important “preliminary” caveat. In order to understand the difference between tornado reports and actual tornadoes, you need to be familiar with the process of how a tornado gets confirmed by the National Weather Service (NWS). A tornado, funnel cloud, and/or damage is sighted and reported to the NWS, or NWS doppler radar detects a debris signature. This can either get logged as a “tornado” or “thunderstorm wind damage” event type, depending on the confidence level as to whether or not a tornado actually occurred, and sent…