(10:30PM Tue, Feb 7th 2023) As a storm system moves through the region Wednesday through Thursday, it will bring the opportunity for a low end severe t'storm risk, some minor accumulating snowfall and high winds to portions of the state. With this update we have increased expected snowfall amounts across Northwest Illinois, as weather model guidance has shifted southeastward through the day today. Little to no change was needed for the severe t'storm and high wind forecasts.
Timing & Location...
•Severe T'Storm Risk: Wednesday evening - Thursday morning, Feb 8-9th: Southern Illinois.
•Snowfall: Early Thursday morning - Thursday evening, Feb 8th: Far Northwestern Illinois.
•High Winds: Wednesday night - Thursday morning, Feb 8-9th: Southern Illinois.
•A level 1 severe t'storm risk is in place across portions of Southern Illinois, from Wednesday evening through Thursday morning. Isolated severe t'storms will be possible, posing a risk of damaging winds, hail and an isolated tornado.
•Rain will mix with and change to snow across Northwestern Illinois, early Thursday morning through Thursday evening, with a dusting to 1" to 2-5" of snow expected.
•A period of high winds is expected across much of the state, Wednesday night through Thursday evening, with wind gusts of 35-50MPH expected.
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