The beginning of February is expected to bring Arctic-like temperatures across much of Eastern Canada, thanks to frigid air from the polar vortex. The cold snap will descend on Eastern Canada this week, with temperatures becoming seasonable again on Sunday. In between, much of Ontario, Quebec and Atlantic Canada can expect the coldest days yet this winter.
The first winter forecast for 2022-23 is out: See what the Farmers' Almanac says for Pennsylvania and New Jersey
那些移民到北极圈可怜的老中们! - 博客
2024 Farmers' Almanac: Winter with 'more snow and low temperatures
Polar vortex to unleash record-breaking cold in eastern U.S. on Thursday, Friday - The Washington Post
PNW weather: Winter storm watch issued for Portland metro
Weekend snow for the East Coast? Here's the latest
RealClimate: A hypothesis about the cold winter in eastern North America + Update
Bitterly cold temperatures continue across Eastern Kentucky
2023-24 U.S. winter outlook: wetter South, warmer North