DC swings from a warm 50 weekend to a cold start to the week, with highs in the 30s and a wintry mix as the polar vortex and jet stream bring Arctic air.

NOAA issued winter storm warnings as another snow storm heads to VA, MD and Washington DC. Here's timing, how much snow you'll get, the NWS said.

The storm is slamming the Northeast, bringing heavy snow to areas from Virginia to Maine and putting more than 40 million people under blizzard warnings.

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There's a confounding dilemma for many folks trying to make sense of winter weather in the context of climate change.

Winter's brutal grip on the U.S. East will continue in the coming days, with subfreezing temperatures reaching into Florida ...

After a winter marked by plunging temperatures and unusual precipitation patterns, experts at the National Pest Management Association (NPMA) are warning Americans to brace for an active pest season.

A major winter storm is heading toward New York and New Jersey, bringing heavy snow and blizzard-like conditions. Officials warn people to stay off the roads as snowfall could reach up to 13 inches in ...

"Can cause extreme weather patterns." Experts break down unusual weather phenomenon that spread across US: 'Big swings' first ...

A powerful blizzard is bringing heavy snow and winds to parts of the Northeast, weeks after Winter Storm Fern swept across much of the US.