By NBC News
July 11, 2014

Remember last winter’s cold spot, which turned “polar vortex” into a phrase that sent chills through the spines of Americans east of the Mississippi River? It’s baaaack … but this time it’s a cool wave sweeping away summer’s heat. Morning temperatures could dip into the 50s for many Midwesterners next week, potentially setting seasonal records, according to The Weather Channel.

The Washington Post’s Jason Samenow says the weather pattern bears a “haunting resemblance” to January’s big freeze. The jet stream is dipping down farther south than usual over the eastern United States, just as it did back then. The cause? It’s Typhoon Neoguri

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