Ontario Road Conditions Ontario 2025 Map. Highwayconditions.com provides easy access to ontario road conditions, ontario highway conditions, traffic and transit for the major centers, and ontario weather in english and french. With snowfall totals expected to range between 20 and 40 cm by thursday morning across southwestern, central, and eastern ontario, road conditions will likely be extremely treacherous.

All travel lanes are closed on the highway. View real time road conditions details on a list page.