Join
Search

Posts Tagged ‘jet stream’

It’s Cold Out But it’s Not the Polar Vortex

The “polar vortex” is synonymous with cold air blasts for Americans. But is it correct to equate polar air with the polar vortex? The answer is no. Read More

Bookmark and Share

The Bering Sea Bomb and the Polar Vortex in our Warming World

A historic storm occurred over Alaska this past weekend as typhoon Nuri merged with an extra tropical system and became a perfect storm. With it also came the chance for more extreme weather for the United States in the form of a small polar vortex event that flooded much of eastern North America with frigid temperatures. But how can we have such cold outbreaks in our warming world? Read More

Bookmark and Share

Wacky Weather, a Warmer Arctic, and a Slower Jet Stream – Is There a Link?

The flow of the jet stream is somewhat like a river – at times, a straight rushing ravine and at other times, a slow twisting meander. It’s almost like the atmosphere is alternately dancing the quickstep or doing a slow waltz. Why does the jet stream change its behavior and how might a warming climate be affecting this central influence on our weather in the U.S.? Let’s take a close look at what’s going on in the atmosphere up above us every day. Read More

Bookmark and Share