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Arctic blast to send Virginia temperatures plunging this week
Erin Davis/Axios Visuals All of Virginia will be freezing early this week. Why it matters: The hazardous cold could be a public health risk, threaten to burst pipes, and stress electricity grids. The ...
Alexandria Public Schools Change Schedule For Jan. 22
Alexandria City Public Schools will operate on a two-hour delay Wednesday due to the impact of below-freezing temperatures overnight. The delay will allow more time for buses more time to warm up ...
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 ...
The science behind Connecticut’s arctic blast: Polar vortex and radiational cooling
An Arctic blast that began in the northern plains on Saturday spread bitter cold from the Rockies through the East Coast and ...
‘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 ...