Central Indiana once again had highs around 40° on Saturday. However, this was early, around 12-1 a.m., before a cold front ...

In Indiana, around zero degrees was likely ... According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles ...

ANNAPOLIS, Md. — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend kept much of the country east of the Rockies in its ...

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 ...

Studies show a fast-warming Arctic is partly to blame for the increasing frequency of the polar vortex extending its icy grip over swathes of the US. Anticipating chaos, districts in Indiana ...

When the Polar Vortex weakens, it allows the cold air contained ... Several states, including Iowa, Illinois, Missouri, Nebraska, Indiana and Kentucky, are under winter storm watches.

The polar vortex of ultra-cold air usually spins around ... School closings were widespread, with districts in Indiana, Virginia, Kentucky, Missouri and Kansas canceling or delaying the start ...

The polar vortex of ultra-cold air usually spins around ... School closings were widespread Monday. Districts in Indiana, Virginia, Kentucky, Missouri and Kansas began announcing cancellations ...