A powerful Polar Vortex in the stratosphere brings frigid temperatures to US
The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...
Wisconsinites woke up to bitter cold weather, schools closed. Is a polar vortex to blame?
Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout the Milwaukee area closed as the area braced for the dangerous freezing ...
A polar vortex has brought arctic air to the U.S. including DC area
WASHINGTON — Get ready for extreme cold weather in D.C. and most of the U.S. over the next few days. The polar vortex has ...
‘Once in a lifetime’ snow hits parts of the U.S. South
A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen ...
What is a polar vortex?
This blast of frozen temperatures is tied to a polar vortex... but what is that? Air spins around the notoriously cold North and South Poles. When the air is spinning fast, it's stable, but when it is ...
Arctic blast hits Chicago area with dangerously cold temps, wind chills 29 degrees below zero
Tuesday is the coldest day so far this winter, but it was far from a record. The coldest temperature on the books for Jan. 21 was 22 degrees below zero in 1984.
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Polar plunge: Chicago area experiencing coldest day in this arctic stretch
The National Weather Service has issued a Cold Weather Advisory for most area counties. The NWS says the coldest conditions ...
Heavy snow storm hits Murmansk in northwestern Russia
A heavy storm hit the city of Murmansk in northwestern Russia on Tuesday. Murmansk mayor, Yuri Serdechkin said the prolonged ...