Pioneering scientists discovered atmospheric pressure (also known as barometric ... For one thing, water molecules have less mass than other gas molecules in air; so as water vapor increases ...

The weather has been weirdly warm in the eastern two-thirds of the United States as November gets started — more than 10 ...

Many people have heard their local meteorologist discuss high and low pressure systems on graphics such as the ABC 17 Stormtrack Doppler Radar or the Futuretrack, but what do they actual do and what ...

An air mass is a large volume of air which travels from one area to another. An air mass is a large body of air - usually thousands of kilometres wide. It will remain over a place for a period of ...

After a chilly start to the week where many saw Monday morning temps in the 20s and 30s, Election Day Tuesday starts off much warmer as high pressure slides off shore, pumping unseasonably mild air ...

COLUMBIA, S.C. — The coolest air mass of the season is expected to move into South Carolina today, bringing a significant drop in temperatures. As the weekend approaches, an upper ridge will ...

It will then start to move bringing those characteristics with it. Air masses never mix. Our weather is determined by which air mass is most dominant at that time. This is one of the reasons why ...