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 ...

ST. LOUIS — Rain and intense winds aren't the only severe weather that will affect residents' lives around the St. Louis region on Tuesday. Very low air pressure is also expected to hit communities, ...

Fall brings stronger weather systems to southern Colorado. Here's how to use boiling water and ice to explain atmospheric pressure and precipitation.

A new study examines how in-home air purifiers may improve blood pressure. Air pollution has been found to negatively impact heart health. Keep reading to learn how the appliance could help. Meet the ...

High pressure from the north will continue to dominate the forecast and bring cool mornings in the 50s and daytime highs in ...