Extreme weather of varying kinds is hitting all over the U.S. this weekend.

An Arctic blast is expected to bring below-average temperatures to the central U.S. and New England in late November and early December. A weakening polar vortex, influenced by a rare weather ...

Nearly every part of the United States is getting walloped by wild weather or just about to be. Days of downpours have begun in Hawaii. The Southwest will soon bake with day after day of record ...