Blizzards And Winter Cyclones

Look back at historical blizzards that paralyzed major U.S. cities. Then probe the official definition of a blizzard, th... (more)

Look back at historical blizzards that paralyzed major U.S. cities. Then probe the official definition of a blizzard, the cold-weather cyclone systems that create them, and the revolution in forecasting blizzards since 1993. Focus on the role of the jet stream, and dispel a common misunderstanding of the polar vortex. (less)