A massive tornado intercepted by a storm chaser in South Dakota was seen twisting and transforming right before him.

A tornado watch has been issued for some parts of central Alberta due to severe thunderstorms popping up Wednesday afternoon.

3:21 p.m. EDT - A tornado watch is in effect across portions of northern Ontario amid a severe storm threat on Saturday ...

4:18 p.m. CDT - A tornado watch remains in effect across portions of northern Ontario as a line of severe thunderstorms moves ...

The National Weather Service released an updated tornado warning at 5:02 p.m. on Tuesday in effect until 5:15 p.m. for Berks ...

On Tuesday at 5:02 p.m. the National Weather Service issued an updated tornado warning in effect until 5:15 p.m. for Berks ...

A Tornado Watch has been allowed to expire following a very busy evening of severe weather across our area Wednesday.

(KIMT) -- A TORNADO WATCH has been issued for all of southeast Minnesota (except for Goodhue County) and North Iowa (except ...

Take cover, a tornado warning was issued by the National Weather Service in Mount Holly on Tuesday, July 1, from 4:47 p.m.

A tornado watch was issued by the National Weather Service in La Crosse at 12:55 p.m. on Thursday, June 26. This warning applies to Buffalo, Crawford, Jackson, La Crosse, Monroe, Richland, Trempealeau ...