National Weather Service United States Department of Commerce

Winter Weather Conditions for the West; Severe Weather Potential for the South on Tuesday

A strong cold front will track across the Intermountain West today accompanied by strong winds, heavy snow and elevated fire weather conditions for portions of the western High Plains. This storm is forecast to intensify on Tuesday across the Plains. Moisture will quickly advance northward across the middle and lower Mississippi Valley where tornadoes and damaging winds are expected. Read More >

Overview

Memorial Day thunderstorms produced widespread large hail and wind damage across northern Illinois and northwest Indiana.  There were five brief EF-0 tornadoes confirmed. See this Public Information Statement for the details. 

In addition to the severe weather, heavy rainfall and flooding were reported in many locations.  With the 1.92" of rain recorded at Chicago O'Hare, this set a daily record for precipitation for May 27th, as well as making it the wettest Memorial Day on record.

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Preliminary Overview Map - Updated May 29
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