A violently rotating storm of small diameter; the most violent weather phenomenon. It is produced in a very severe thunderstorm and appears as a funnel cloud extending from the base of a cumulonimbus to the ground. A funnel cloud is a tornado that has not touched the ground. Tornados can appear in many different colors depending on the type of dust they pick up from the earth. sources: GLIDE; WMO
12 Sep 2012, CFP
In the event of a tornado, additional lead time does little for at-risk populations that cannot evacuate and must seek 'shelter-in-place.' Now is the time to address improved construction standards and to have the discussion regarding at-risk populations, reports the Canadian Free Press...
|Source of data: OFDA/CRED International Disaster Database|
External Online Resources on Tornado