Mercersburg, PA
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Dangerous lake-effect snowstorm brings winter preview, whiteout travel conditions across Great Lakes
La Niña winter has arrived ahead of schedule as a dangerous lake-effect snowstorm moved through the eastern Great Lakes, creating brief periods of whiteout travel conditions, as Chicago and other parts of the Midwest and Northeast saw their first snow of the season.
First taste of La Niña winter ahead with big freeze and snow on the way for millions of Americans
An area of low pressure is expected to move out of Canada as the weekend approaches, ushering in the first taste of a La Niña Winter for much of the U.S.
Strong geomagnetic storm dazzles, more northern lights sightings possible in US through Friday
A strong geomagnetic storm created a dazzling light show in the night sky over parts of the country, as the northern lights danced in front of Wednesday's Supermoon.
Windstorm whips through the Northeast, bringing winter chill and knocking out power
A fast-moving area of low pressure, known as a clipper, blasted through the Northeast Wednesday, leaving more than 70,000 customers without power across Pennsylvania, Maryland, New Jersey and New York Thursday morning.