Blogs Extreme Weather
A powerful storm spawned deadly tornadoes, at the same time as blizzard conditions pummeled the Upper Midwest.
A deadly cold wave in Europe is likely tied in part to a recent shift in a key driver of winter weather, known as the Arctic Oscillation.
A woman braves the cold in Macedonia even though temperatures in Europe have dropped to as low as -20°F
Extreme cold is proving deadly in Europe, with snow falling all the way to the Adriatic coast.
Groundhog Day is here, but winter has already been more like spring in many parts of the U.S.
Winter storms are hitting the West Coast, while much of the country remains milder and drier than average.
The streak of warm years continued in 2011, with severe weather and climate extremes in the U.S. and worldwide.
With a major snowstorm hitting the Pacific Northwest, a look at the Seattle area's snowfall history.