Tornadoes that are produced from supercell thunderstorms are the most common and usually the most dangerous tornadoes, ...

A wide-reaching storm spawned several intense and violent tornadoes Wednesday and threatens near-nonstop rainfall Thursday that could trigger once-in-a-lifetime flooding. Follow here for live updates.

Video captured by Stephanie Lea shows the funnel swirl over a field near Country Road 8, east of Berthoud. Landspouts are non-supercell tornadoes that can occur in cumuliform clouds without the parent ...

The latest weather forecast for Oklahoma has expanded the risk for severe storms and tornadoes this evening ... "enhanced" risk for the formation of supercell thunderstorms that are likely ...