Understanding atmospheric pressure is vital, newsroom meteorologist Justin Ballard said, because those giant H’s and L’s representing high and low air pressure systems on a weather map are meaningless ...

GREENSBORO, N.C. — In the Carolinas, we're no stranger to quick changes in our weather, but have you ever wondered why things can change so quickly or why our weather always seems to be up and down?

ST. JOSEPH, Mo. (News-Press NOW) -- As meteorologists, we sometimes use complex terminology to describe weather patterns. "Ridges" and "troughs" are among these terms, but what do they mean? When ...

The UK is famous for its changeable weather so the fact that we have just basked in the sunniest, driest April since records began suggests something is afoot. What held back the famous April showers?

CLEVELAND — "High pressure means sun and fun, Low pressure means doom and gloom." This little quip is how I explain the impacts of high and low pressure in the atmosphere, but not all pressure systems ...

The same wave in the jet stream can lead to strong winds, blowing dust and fire danger in one region, while triggering a tornado outbreak and a blizzard in other regions. Windstorms can seem like they ...

COLUMBUS, Ohio — You may have heard of an omega block on social media, but have you ever wondered what it is and how it impacts weather here in Ohio? It comes down to the overall weather pattern and ...

An upper level low is low pressure that starts higher up in the atmosphere. Imagine you're in a 10 story building and low pressure typically starts on the 5th floor. In the case of an upper level low, ...

An “omega block” weather pattern is forecast to set up across the country this weekend, possibly bringing some May snow. Here's what it will mean for you. The Weather Channel is forecasting a ...

It’s a typical weather pattern in early August: High pressure is sitting over Texas, dominating our forecast. Meanwhile, weak atmospheric disturbances are moving clockwise around the center of the ...