When the polar vortex weakens, the jet stream can break off its usual path and cause colder air to push south, ... Polar Vortex: Polar vortex expected to hit Rhode Island next week.

Because this is the Polar Vortex Blog, we would love to be able to tell you how the stratospheric polar vortex is doing super cool things that can explain how cold and snowy it’s been in many ...

The polar vortex blasts are expected to hit from Jan. 3 to 4, ... When the polar vortex weakens, the jet stream can break off its usual path and cause colder air to push south, ...

The polar vortex blasts are expected to hit from Jan. 3 to 4, ... When the polar vortex weakens, the jet stream can break off its usual path and cause colder air to push south, ...

What is a polar vortex? US gets a taste of the Arctic this week Lisa Muscat carries her dog Zoey to safety after a water main break in Detroit caused massive flooding, triggering evacuations ...

However, at times the polar vortex can break down and send that arctic air farther south into Asia, Europe, and North America ...

The polar vortex -itself- is nothing new. It doesn't *hit* you. Rather, pieces of it can break off and send colder air into parts of the United States.

Also, the Polar Vortex very often gets disrupted from being a nearly perfect circular shape to having lobes of the circle break off and shift south. That’s the case of the Polar Vortex ...

When the polar vortex weakens, the jet stream can break off its usual path and cause colder air to push south, ... Polar Vortex: Polar vortex expected to hit Rhode Island next week.

As for if the polar vortex is to blame for last week's Gulf Coast snowstorm, the answer is no. In fact, none of the cold air outbreaks so far this winter, even across the country, are linked to ...

During the polar vortex, temperatures could reach 12-25°F below average in some states, according to AccuWeather. “This could end up being the coldest January since 2011 for the U.S. as a whole ...