Only two percent of these are classified as extreme, and the scale that measures them includes a rating that has never been measured.
These objects are associated with wall clouds and supercell thunderstorms. Only two percent of these are classified as extreme, and the scale that measures them includes a rating that has never been measured. These objects form near dry lines, and moisture is necessary for their formation. These storms often last less than ten minutes, but can last over an hour. These storms can form over water but most frequently form over land. They are measured on the Fujita scale. For 10 points, name these rotating columns of air.
These objects are associated with wall clouds and supercell thunderstorms.
{Tornado} [accept equivalents like {twisters}, {cyclones}, or {landspout}; do not accept “hurricane”]