A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

The NWS has issued storm and extreme cold warnings this weekend as powerful Arctic winds plunge temperatures nationwide.

Swaths of the central, northern, and eastern United States will face subzero temperatures, freezing rain, snow, and ice.

An Arctic blast gripped the northern Plains, Midwest and Great Lakes Saturday morning ... along Lake Erie’s shores in parts of Ohio, Pennsylvania, and New York, according to the National ...

Another blast of Arctic air is heading into Northeast this weekend, bringing coldest temps of season so far coupled with dangerously cold wind chills ...

Temperatures will start off cold but will warm from the Great Plains to the Appalachians ... with single digits by Tuesday morning. Western Pennsylvania into the Pittsburgh area might see lows ...