Wintertime thunder is louder because of how sound travels, which depends on temperature and air density. 3News Meteorologist ...

Happy Thursday Utah! It’s been another breezy day with clouds thickening up. Areas of heavy mountain snow are developing ...

When lightning strikes, the air is heated rapidly (up to 30,000 degrees Celsius), which causes the air to expand quickly, creating the shockwave we hear as thunder. Typically this sound travels ...

It wasn't your imagination, there was really a rare winter thunderstorm in Toronto Friday night. Here's what happened.

These storms produced heavy downpours, hail and even thunder. In the winter, these rare storms often bring loud, booming thunder that can shake windows and startle people indoors. Wintertime ...