National Weather Service United States Department of Commerce

High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Overview

A stalled frontal boundary and southerly winds transporting ample moisture into the region, led to widespread precipitation crossing the region from late Wednesday (February 10th)  into Thursday (February 11th).   Cold air, related to the surge of arctic air over the central and northern plains was present at the surface, while warm air surged northward just above the ground.  This led to widespread freezing rain across east Kentucky.  Many locations saw 0.25-0.50" of ice from this event.  Along with difficult travel conditions, power outages were reported due to falling trees on powerlines.