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(NEWS CENTER) - Have you ever watched a Nor'easter approach, looked at your thermometer and thought "Man they really blew it this time...it's too WARM to snow"

Well sometimes (personally VERY rarely :-)) we do get the precipitation type wrong, but more often there is a mechanism called "Evaporative Cooling" that we are counting on to make it cold enough to snow.

I discuss how this process works, how to forecast it, and when it's most likely to occur in tonight's "Ask Keith"

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