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 Arctic blast highlights the contrasting weather extremes gripping the country as wildfires burn up California and freezing winds in the Northeast.

Temperatures will plummet by up to 40 degrees this weekend as an arctic blast spreads across much of the U.S., including the Deep South.

A brutally cold air mass will be plummeting south from the Arctic through the weekend and into early next week. Next week’s blast will likely be one day shorter than that of 2019. Still ...

Ice coverage for all of the Great Lakes combined was 23.21% – the highest since February 26, 2022, when it was 56.1%. At the beginning of this month, ice coverage was less than 2% across all the lakes ...