An arctic air mass blowing south out of Canada is expected to blast large swaths of the U.S. with dangerously cold temperatures in the days leading up to Christmas.

There is a general consensus about the frequency of nor’easters in a warmer world, but were still big questions about their ...

Even in a warming climate, brutal cold snaps still hammer parts of the U.S., and a new study uncovers why. High above the ...

The incoming arctic air arrives as an earlier storm system in the northeastern U.S. gradually winds down after burying parts of the region under 2 feet (of snow.

An Arctic air mass that overtakes the whole country isn’t too common, largely because the Rockies act as a good blocking mechanism. The way this one initially enters along the Continental ...

The Hudson Bay low is a semi-permanent low-pressure system that forms over Hudson Bay during the colder months, helping ...

Three surges of Arctic air will chill the United States over the next two weeks, each one more significant than the last. advertisement. The Washington Post. An Arctic blast is coming.

The Arctic air is locking into place over the Midwest, with no real significant warm up in sight. The Arctic air is locking into place over the Midwest, ...

The Arctic air will begin to lose its grip on us as we go into the holiday week and there are some signs by New Year’s Eve we can easily be in the middle 60s. Suggest a Correction ...

The arctic air will remain in place next week, with morning temperatures in the 20s and afternoon highs near 40. Wind chills will continue to drop into the teens on Tuesday and Wednesday mornings ...

NEW ORLEANS (WVUE) - Arctic air will bring frigid temperatures and a winter storm to the Gulf Coast as we head into next week. It’s mild on this Friday evening with temperatures hovering around ...

The arctic air was already pouring into Montana Sunday night, but that wasn't deterring residents from ice fishing and hunting coyotes. Ice fishing will continue through the cold blast, ...