So for our weather...Low pressure and rising air create clouds and storms. Think about the water cycle - as air rises, it ...

Maps show where new plumes of smoke will cause hazy skies through the end of the week. Low-level smoke is forecast to spread ...

It will be a quiet week for weather, as rain chances will stay below normal due to dry air and high-pressure anchored over ...

Have you ever wondered how a tiny, almost invisible force can shape the weather you wake up to each morning? Air pressure, ...

The Pennsylvania Department of Environmental Protection has issued a Code Orange Air Quality Alert for the Susquehanna Valley ...

The heat wave forecasted to start June 20 is likely to last into the next week, with heat indexes reaching triple digits.

More than 150 million Americans are under the highest-level extreme heat alerts during a wave of above-average temperatures.

High pressure gives us sunny weather and low ... The opposite is true with a low pressure system. With low pressure, air rises, cools, and condenses into storm clouds, which may lead to a rainy ...

The stationary front that has been draped over the area will finally begin to move northward later today as more seasonable ...

An "extremely dangerous heat wave" is continuing to scorch a huge area of the eastern United States June 23, affecting tens ...

High pressure will bring warmer temperatures to the Southeast this week, with heat index values potentially exceeding 100 ...

Some hot days feel even worse thanks to high humidity, trapped heat and dew points. Cities are especially vulnerable.