National Weather Service United States Department of Commerce

Overview

A broken line of supercellular thunderstorms (rotating thunderstorms) broke out on the afternoon of Saturday, December 1st, 2018. Three of of these thunderstorms produced multiple tornadoes across portions of western and central Illinois. Below are the tornadoes that affected the NWS St. Louis county warning area. For more detailed, interactive maps, please visit: https://apps.dat.noaa.gov/StormDamage/DamageViewer/
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