However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

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However, the warmer temperatures are moving out of New Mexico as arctic air moves in. A low pressure system will dive into northern New Mexico from the northern Rocky Mountains. This low pressure ...

An Arctic blast will bring dangerously cold temperatures to North Georgia early next week, with lows in the teens and 20s starting Monday, and a wintry mix of precipitation is possible on Tuesday ...

LAFAYETTE, La. (KLFY) – Uncertainty in the forecast is still high for the winter weather threat next week in Acadiana but confidence is growing that we could see a snow event on Tuesday ...

Meanwhile, China's Arctic policy outlines Beijing's approach to foreign relations with Arctic nations. The policy also includes Beijing's plans to develop infrastructure, extend military capabilities, ...

An Arctic air mass, sometimes known as a Siberian Express, is expected to move over Michigan by Sunday and will leave Michigan residents with below-zero temperatures for days, the National Weather ...

Tyler Sprague/Getty More snow will spread across the country beginning on Friday, as the Arctic blast ushers in snow squalls in parts of the Northern and Central U.S. Marc Chenard, a meteorologist ...

Toasty isn't exactly how you will describe the bone-numbing coming days. "Multiple waves of arctic air continue to gather over northern Canada with eyes for the central and eastern United States ...

WASHINGTON – Frigid arctic air due to a polar vortex is about to send temperatures plunging for millions of Americans across the U.S., and that could lead to one of the coldest Inauguration Days seen ...

NASA has conducted similar research relying on satellite data through projects like its Arctic-Boreal Vulnerability Experiment (ABoVE) focused on Canada and Alaska. Likewise, the French-German Methane ...