(10:00PM - 2/25/19) Evening update on the light snow event for portions of the state from tonight through Wednesday afternoon.
A combination of multiple disturbances moving through the region, warm air advection and frontogenesis...will bring the chance for periodic snow showers and light snow to portions of Northern Illinois tonight through Wednesday afternoon. It should be noted that model guidance has been trending a bit drier with this event over time. This will be a minor event overall, with accumulations ranging from a dusting closer to I-80, to 1-3" closer to the Illinois/Wisconsin border.
Additionally, a bit of freezing drizzle may be possible across portions of Northern and Central Illinois, between roughly I-88 and I-74. This will be possible Tuesday night into Wednesday afternoon.
Below is our updated TAM snowfall forecast for this event.
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