Less than one percent of all snowstorms are associated with thunder, according to ABC News. They require just the right mix of atmospheric instability and upward motion of warm air that make both ...

A rare weather event known as "thundersnow" was captured on Feb. 29 in Montreal. Combining a unique mix of snow, lightning and thunder, the snow shower came just before a major storm hit the city.

NEW YORK (WABC) -- The second big, blustery nor'easter in less than a week barreled into the New York area Wednesday, bringing wet, heavy snow and even thundersnow to a corner of the country where ...

FOX Weather Exclusive Storm Tracker Brandon Copic was streaming live video from Blasdell, New York, on Saturday evening when thundersnow was reported and lightning illuminated the sky.