After a few milder days, Old Man Winter is coming back to Chatham-Kent. 
A special weather statement has been issued, calling for as much as 10-12 cm of snow, beginning this morning.
Environment Canada says a cold front and weak low pressure system will slowly move across the region today.
Forecasters say motorists and commuters should plan for a challenging day on the roads, especially the drive home this evening.
The snowfall is expected to taper off tonight.
