National Weather Service United States Department of Commerce

Severe Thunderstorm and Heavy Rainfall Potential Continues

A low pressure center tracking across the Great Lakes and its associated cold front extending across the Southern Plains will focus occasional showers and thunderstorms through tonight. A few of these thunderstorms may become severe alongside heavy rainfall that may cause flash flooding; Portions of the Southern Plains would be the greatest threat for these hazards through tonight. Read More >

Overview

Initially, the snow impacted mainly southeast Missouri and adjacent areas of far west Kentucky and southwest Illinois during the overnight and early morning hours on the 17th. After a lull, snow spread northeastward from Tennessee and Arkansas during the late afternoon and early evening hours. The most concentrated area of snow occurred across western Kentucky, the Missouri Bootheel, extreme southeast Illinois, and southwest Indiana during the evening and overnight hours. The last snow band pivoted across the region during the morning of the 18th. Snowfall totals ranged from 1 to 4" across much of the region for this event. Highest totals were primarily focused across areas of west Kentucky closer to the Tennessee border. With temperatures well below freezing, snow quickly accumulated on roads and created treacherous travel conditions from the evening of the 17th through the morning of the 18th.
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