A rather strange rash of tornadoes whipped through parts of the Dakotas Sunday, with flooding rain also hitting at least two ...

Preliminary reports for the pair of Utah tornadoes currently rank them as level EF2, the same as the tornado that tore through Salt Lake City in 1999.

Tornadoes were spotted around the Navajo Nation and at least one touched down near a community in southeastern Utah. Tornadoes are rare in Arizona, but as many as four to six develop each year, ...

The Enhanced Fujita Scale, which came into use on Feb. 1, 2007, assigns tornadoes a rating based on wind speeds estimated off ...