A blast of arctic air from Canada has brought the season's coldest weather to most of the United States. The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, ...
KNOXVILLE, Tenn. — Cold air has been pooling and building up over Northern Canada but a change in the large-scale pattern will allow that Arctic air to come pouring south into the Lower 48 late this ...
A storm overhead is departing late Friday with arctic air in tow. Temperatures fall sharply tonight with snow and bitter wind-chills developing We’re nearing one inch of rain Friday. The two storms ...
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