Polar Vortex

Southern and Eastern U.S. Brace for Record-Breaking Cold
January 7th, 2014

Southern and Eastern parts of the Unites States met the extra-cold temperatures and ice wind.

Cold U.S. Temperatures Expected to Break Records as ‘Polar Vortex’ Blasts Midwest
January 3rd, 2014

Cold temperatures that hit the U.S. may become even life threatening, meteorologists say.