A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this ...
The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...
The images, captured on January 6 by the Moderate Resolution Imaging Spectroradiometer (MODIS) instrument on NASA’s Aqua ...
Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.
People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...
The polar vortex is expected to reach the Utah-Idaho border sometime in the late afternoon and evening Friday as it continues ...
The Arctic polar vortex is a strong band of winds in the stratosphere, 10-30 miles above the surface. Extremely cold Arctic ...