A funnel cloud does not affect the ground. If the funnel extends far enough down to begin affecting the ground, then it becomes a tornado. Tornadoes form under ... setting the stage for explosive ...

There's a particular set of factors that lead to the formation of tornadoes. Here's what they are.

Let’s walk through, step by step, how tornadoes form and how they’re so different ... The tightening rotation can eventually lead to a funnel cloud forming. Once the funnel touches the ...

A thunderstorm's updraft can tilt this rotating tube vertically, setting the stage ... to the formation of tornadoes, ...

Felix Castro of the National Weather Service in Hanford said they have seen the funnel cloud that was spotted in north of Merced County that triggered a tornado ... clouds could form as the ...

The most active time of the year for tornadoes is near and there are likely hundreds of tornadoes ahead of us before this period is over. But how is it that tornadoes actually form? The short of ...

TUOLUMNE COUNTY – A volatile day of stormy weather in the Central Valley saw two funnel cloud sightings along with multiple Tornado Warnings across several counties. The funnel clouds were ...