Climate change has tripled the frequency of atmospheric wave events linked to extreme summer weather in the last 75 years and ...

The polar vortex has taken on an unexpected pattern this winter — one that’s made part of the United States the most unusually cold place on the planet, at least so far this year.

This week, parts of the U.S. are experiencing the 10th and coldest polar vortex event this season. Weather forces in the Arctic are combining to push the chilly air into the U.S. and Europe.

Polar vortex to bring frigid temperatures, snow and ice to millions of Americans About 60 million people are forecast to experience subzero temperatures. The polar vortex may also fuel yet another ...

Ben Noll, The Washington Post The polar vortex is coming back. After a half-month hiatus, frigid air will again surge across the United States beginning this weekend through next week, as the ...

The polar vortex is coming back. After a half-month hiatus, frigid air will again surge across the United States beginning this weekend through next week, as the unusually cold blob of air dips ...

Central Indiana once again had highs around 40° on Saturday. However, this was early, around 12-1 a.m., before a cold front passed through. Temperatures slowly fell with afternoon highs only in ...

States in the polar vortex path include Maine, Vermont, New Hampshire, New York, Pennsylvania, West Virginia, Ohio, Indiana, Michigan, Wisconsin, Minnesota, Iowa, the Dakotas, Montana and Wyoming.

LOUISVILLE, Ky. — The end of the workweek has spoiled us with snow melt thanks to high temperatures in the 40s and 50s. Mother Nature will soon remind us that it still is the Winter Season ...

Travel dangers and delays More than 50,000 customers were without power on Wednesday in Indiana, Kentucky, Louisiana, Virginia and West Virginia, according to the tracking website PowerOutage.us.