Southeast Michigan has seen spin-up tornadoes in the past - ones that form fast and not necessarily along a storm line.

RICHMOND, Va. (WRIC) — A severe thunderstorm warning has been issued in multiple Central Virginia localities on Thursday. The following Central Virginia localities are under a severe thunderstorm ...

A severe thunderstorm watch is in effect for all of New Hampshire. The National Weather Service said the severe thunderstorm watch is in effect until 11 p.m. Main threats with any storms that develop ...

The Massachusetts counties included in the watch are Berkshire, Franklin, Hampden, Hampshire, and Worcester,cq according to ...

A severe thunderstorm watch is in effect until 9 P.M. Thursday for all of Vermont and Clinton, Essex, Franklin, and St. Lawrence Counties in New York.

The National Weather Service issued a severe thunderstorm watch at 1:47 p.m. on Thursday in effect until 9 p.m. for Berks, ...

A severe thunderstorm watch has been issued for parts of Connecticut, Massachusetts, New Jersey, New York, Pennsylvania and ...

Clusters of strong thunderstorms are expected to sweep across eastern Pennsylvania and New Jersey late Thursday afternoon and ...

At the time of writing, most of the Duluth area is under an Extreme Heat Watch, with heat indices between 103 to 108 degrees ...

Tornado hits Fraser, Michigan, causing extensive damage and reflecting a rise in the state's tornado frequency for the year.

Environment Canada has issued a Severe Thunderstorm Watch for Montreal today, noting that there is a risk of a tornado.