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

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.

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 ...

Arctic air will plunge from the northern Rockies and Great Plains, crossing the Gulf Coast and Midwest on Saturday night and the Eastern Seaboard on Sunday night. "By Tuesday, ...

As Arctic air blasts U.S., see where temperatures will fall fastest and farthest. December 21, 2022 More than ...

A pattern change that will eventually draw extremely cold air into the Lower 48 is underway. The first blast of Arctic chill makes a brief visit behind the ongoing blizzard in the central U.S. As ...

After a full week of Pacific sourced systems, some bigger jetstream dips are in our future, meaning the biggest dose of Arctic air will arrive right around the coldest part of the year (on average).

The phenomenon of arctic air dropping out of Alaska/Canada might be termed the “polar vortex” to some, but call it what you will, arctic air is definitely a game changer when it comes knocking.

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 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, ...