Arctic retreat: Dramatic warmup across US, temps could surge nearly 90 degrees
Old Man Winter will begin to ease his icy grip on much of the central and eastern United States in the coming days and weeks, but there will still be some periodic outbursts from the Arctic, ...
California dodges polar vortex as most of U.S. braces for deep freeze
The majority of the country will wake to bone-chilling temperatures Thursday, with dozens of temperature records at risk of being broken. The massive outbreak of cold air is connected to the polar ...
Dangerous wind chills are wrapping up in Denver. Where does this cold air come from?
Cold air originating from the Arctic Ocean was dislodged earlier this week and spilled south across the United States. As a ...
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Polar vortex gives the U.S. a taste of the Arctic
The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a ...
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Arctic air sweeping south over Plains shatters record temperatures in North Dakota
More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels.
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Brutal polar vortex cold shutters Midwest schools, breaks North Dakota record
More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, ...
'Life-threatening cold' hits parts of US following deadly weekend flooding
Extreme cold warnings were issued for an 11-state swath of the U.S. stretching from the Canadian border to Oklahoma and ...
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Arctic Weather Set For US: What Is A Polar Vortex?
A powerful polar vortex is set to bring dangerously cold temperatures to the US, with the Northern and Central Plains facing ...
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Understanding the polar vortex: How it sends chills down to Central Florida
You might have heard the term “polar vortex” thrown around during the winter months, but what does it really mean and how ...