A major storm system is expected to affect Ontario Wednesday and Thursday. A low pressure system developing over the Southern States will track northeast to reach Southern Ontario Wednesday. This storm is expected to bring rain and significant snow to some areas, along with the possibility of freezing rain. The location of the heaviest snow and areas at risk of receiving freezing rain will depend on the track of the low, which is still uncertain at this time. Please refer to weather statements and local forecasts which will be updated with more details as the storm system evolves. Please continue to monitor alerts and forecasts issued by Environment Canada.