This index, from NOAA's National Weather Service, attempts to scale the impacts from winter weather, taking into account ...

Hurricane Erin quickly intensified into a Category 5 storm on Aug. 15, after starting as a tropical wave off the coast of Africa almost a week prior. Erin passed by Puerto Rico and the northeast of ...

A rapidly strengthening storm is expected to develop off the Southeast coast this weekend amid a deadly cold outbreak, bringing snow and strong winds just days after a historic winter storm blasted ...

Wintry conditions across a broad section of US led President Trump to approve federal emergency disaster declarations as the storm system impacted millions.