Heavy Snow Tuesday Evening & Flash Freeze Wednesday Morning

An arctic front will rapidly approach the Washington Area on Tuesday evening accompanied by a period of heavy snow squalls that will taper off and end as flurries.  Visibility will rapidly decrease Tuesday evening during the heavier snow with one to three inches of accumulation possible. Behind the arctic front temperatures will plunge into the teens with a flash freeze likely across area roadways causing widespread delays Wednesday morning.

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Wednesday DC Area Day Planner: Scattered Snow Showers & Damaging Wind Gusts

Afternoon sunlight reflects off of the National Monuments in Washington on March 13, 2007 (image courtesy NPS, Arlington VA)

Wind chills will be brutal for March standards this afternoon as a strong jet stream roars overhead today. A shortwave disturbance will rotate through the trough this afternoon touching off some fast-moving snow showers or squalls.  

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Wicked Cold Wind Chills Wednesday Night & Thursday

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The image above shows the Wind Chills at 1pm on Thursday in the single digits.

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Wind chills at 7pm Thursday (image above).

Finally a look at the entire Northeast (check out New England… pretty impressive!)

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50 below zero wind chills in Canada and 40 below in northern Maine.