The polar vortex is a mass of cold air swirling high above the Arctic. Scientists closely monitor atmospheric shifts that could disrupt it and influence weather patterns on the surface. Forecasts ...

The rain should mostly move out of the Baltimore area, making way for windy conditions before sunny and warmer temperatures take over the next week, according to the National Weather Service. Thursday ...

President Donald J Trump walks in to the Capitol building's House chamber to address a joint session of Congress on March 4, ...

AccuWeather forecasts severe weather to shift eastward, with the Mississippi and Tennessee valleys at higher risk for storms. Follow Newsweek's live blog.

March is a volatile month with a history of wild weather swings and, sometimes, snowstorms. March is a volatile month with a ...