An Arctic air mass kept its grip on much of the central and eastern U.S. on Friday, plunging temperatures to record lows as snow blanketed central Colorado and the Pacific Northwest braced for an ...

National Weather Service forecasts suggest that through the weekend, about 1 to 3 inches of rain will fall around the coast, ...

Polar vortices exist throughout the year at the poles. In the Northern Hemisphere, the polar vortex expands many times over ...

In one of the more active weather patterns of the winter, a series of storms will roll across the northern Pacific Ocean and into the northwestern United States and southern British Columbia, Canada, ...

Hurricanes are likely to become more frequent and more intense in both the Atlantic and eastern Pacific oceans over the next ...

Unseasonably mild weather will gradually become even warmer, and parts of the Western Slope could be close to 70 degrees ...

The weakening of the Atlantic meridional overturning circulation could be bolstering rainfall over the Amazon, reducing the ...

Officials have urged residents to stay off the roads in portions of Virginia and North Carolina, where a storm dropped heavy ...

As crews work to remove potentially hundreds of thousands of tons of hazardous materials from the Los Angeles wildfires, researchers and officials are trying to understand how the fires on land have i ...