(11:45PM Wed, Feb 15th 2023) Wednesday night update regarding a winter storm that will move through the region tonight through Thursday, bringing the opportunity for a severe t'storms and accumulating snow/sleet/freezing rain to portions of the state. Little to no changes were needed with this update.
Timing & Location...
•Severe T'Storm Risk: Tonight - Thursday morning, Feb 15-16th: Southern Illinois.
•Snowfall (Mixed Precip): Tonight - Thursday evening, Feb 15-16th: Northern Illinois.
•A level 1 to 2 severe t'storm risk is in place across Southern Illinois, tonight through Thursday morning. Isolated to widely scattered severe t'storms will be possible, posing a risk of damaging winds, hail and an isolated tornado.
•A period of snow is expected across Northern Illinois, tonight through Thursday evening. Snowfall accumulation ranging from a dusting-1" to 4-7" is expected, with locally higher totals likely.
•Periods of mixed precipitation, including freezing rain, is likely across portions of Northern and Central Illinois, tonight through Thursday evening. Ice accumulation of a glaze to 0.10" is expected, with locally higher totals possible.
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