The most potent blast will enter the north-central U.S. on Friday, the National Weather Service warned, before roaring across much of the rest of the nation over the weekend. Arctic air will ...

The coldest air of winter so far will blast into Washington ... but dry. Brutally cold Arctic air will spill south through Canada late this week and rush into the northern US by Saturday morning.

Richard B. (Ricky) Rood receives funding from the National Oceanic and Atmospheric Administration. A large part of the U.S. is about to get hit with another Arctic blast, adding to an already cold ...

GRAND RAPIDS, Mich. (WOOD) — Another blast of very cold air is expected to sweep down from the Arctic and into the Great Lakes starting Saturday night. While the forecast is still several days out, ...

In fact, it will be the coldest air we have seen so far this winter. A blast of arctic air will move in Saturday night, dropping our temperatures significantly. High temperatures Monday and ...

A blast of Arctic air is expected to arrive in Mississippi soon as the Arctic jet stream pushes farther South than usual and allows air from as far as Siberia to move into the U.S., according to the ...

Tyler Sprague/Getty More snow will spread across the country beginning on Friday, as the Arctic blast ushers in snow squalls in parts of the Northern and Central U.S. Marc Chenard, a meteorologist ...