Arctic blast to accompany major winter storm, send temperatures plunging for 230 million
A significant Arctic outbreak will affect large parts of the U.S. with heavy snow and dangerous cold temperatures this weekend.
In photos: Major winter storm blasts much of the U.S. with snow and icy conditions
The winter storm is a multi-day event linked to polar vortex phenomena, impacting millions across multiple states.
Here's what you need to know as polar vortex, winter storm set to batter NYC with frigid temps, snow
A winter storm fueled by the polar vortex is expected to bring snow and cold temperatures to the metro area.
Major winter storm in US threatens millions with snow, ice and brutal cold
A disruptive winter storm is moving across the central US, causing severe travel disruptions and hazardous weather conditions.
Weather warning over 'life-threatening' Polar Vortex with -50F winds
A life-threatening polar vortex will cause temperatures to plummet, significantly impacting millions of Americans.
Winter Storm Enzo will accompany the cold, bringing hazardous travel conditions and infrastructure strain across the southern U.S.
What to Know About Winter Storm BlairAnd Who Will Be Impacted
Winter storm Blair will impact 250 million people across 40 states with severe winter conditions, driven by an Arctic Outbreak related to the polar vortex.
Arctic blast to accompany major winter storm, send temperatures plunging for 230 million
A significant Arctic outbreak will affect large parts of the U.S. with heavy snow and dangerous cold temperatures this weekend.
In photos: Major winter storm blasts much of the U.S. with snow and icy conditions
The winter storm is a multi-day event linked to polar vortex phenomena, impacting millions across multiple states.
Here's what you need to know as polar vortex, winter storm set to batter NYC with frigid temps, snow
A winter storm fueled by the polar vortex is expected to bring snow and cold temperatures to the metro area.
Major winter storm in US threatens millions with snow, ice and brutal cold
A disruptive winter storm is moving across the central US, causing severe travel disruptions and hazardous weather conditions.
Weather warning over 'life-threatening' Polar Vortex with -50F winds
A life-threatening polar vortex will cause temperatures to plummet, significantly impacting millions of Americans.
Winter Storm Enzo will accompany the cold, bringing hazardous travel conditions and infrastructure strain across the southern U.S.
What to Know About Winter Storm BlairAnd Who Will Be Impacted
Winter storm Blair will impact 250 million people across 40 states with severe winter conditions, driven by an Arctic Outbreak related to the polar vortex.
A polar vortex is set to grip much of the U.S. What does that mean?
A polar vortex is causing severe cold temperatures across the U.S., with dangerous wind chills and record lows expected in areas unaccustomed to such weather.
It's freezing. How global warming could be causing polar vortex disruptions
Escaping Arctic air is causing prolonged cold weather outbreaks in the U.S., linked paradoxically to climate warming.
Polar vortex-related Arctic outbreak to put U.S., Europe in deep freeze
The U.S. will experience multiple cold waves, leading to sub-zero temperatures in many areas.
Warning as life-threatening polar vortex will engulf parts of the US
A polar vortex is bringing dangerously low temperatures to much of the US, posing serious health and infrastructure risks.
Get ready for an even bigger chill. Siberian air to make Trump swearing-in coldest in 40 years
A polar vortex will bring frigid weather to the U.S., making Trump's inauguration the coldest in 40 years.
How the polar vortex could bring winter back with a vengeance
The polar vortex could bring another wave of cold weather, but it's uncertain.
The polar vortex is a strong, cold air mass that can be disrupted and affect weather patterns.
A polar vortex is set to grip much of the U.S. What does that mean?
A polar vortex is causing severe cold temperatures across the U.S., with dangerous wind chills and record lows expected in areas unaccustomed to such weather.
It's freezing. How global warming could be causing polar vortex disruptions
Escaping Arctic air is causing prolonged cold weather outbreaks in the U.S., linked paradoxically to climate warming.
Polar vortex-related Arctic outbreak to put U.S., Europe in deep freeze
The U.S. will experience multiple cold waves, leading to sub-zero temperatures in many areas.
Warning as life-threatening polar vortex will engulf parts of the US
A polar vortex is bringing dangerously low temperatures to much of the US, posing serious health and infrastructure risks.
Get ready for an even bigger chill. Siberian air to make Trump swearing-in coldest in 40 years
A polar vortex will bring frigid weather to the U.S., making Trump's inauguration the coldest in 40 years.
How the polar vortex could bring winter back with a vengeance
The polar vortex could bring another wave of cold weather, but it's uncertain.
The polar vortex is a strong, cold air mass that can be disrupted and affect weather patterns.