More than 70 million Americans sweated through the muggiest first two months of summer on record as climate change has noticeably dialed up the Eastern United States’ humidity in recent decades, an ...

Not only are Iowans sweating in this heat, but the corn stalks are too. High temperatures are expected to be in the high 80s to low 90s in Des Moines this week. Some areas in the northwestern and ...

Relative humidity measures how much moisture is in the air compared to how much it could hold at a given temperature. It is simply the dew point temperature divided by the air temperature, times 100.

If you think this summer has felt extra sticky and sweltering hot in Ohio and Kentucky, you're not alone. Greater Cincinnati has spent much of the summer trying to stay cool, as the area has been ...

The first images from the Meteosat Third Generation-Sounder satellite have been shared at the European Space Conference in Brussels, showing how the mission will provide data on temperature and ...

COLUMBIA, S.C. — A stretch of dangerous heat is beginning to take hold across the Southeast as high pressure builds into the region and remains firmly in place through early next week. This weather ...

INDIANAPOLIS — The heat remains the main weather story this weekend and into early next week as a Heat Advisory remains in effect for areas along and south of the Interstate 70 corridor through 8 p.m.

A flood watch is in effect for most of Delaware Valley, and several counties in the CBS News Philadelphia coverage area are under a severe thunderstorm watch Wednesday night. With storms making a ...