School buses across Sarnia-Lambton are staying put Thursday.
Slick, icy road conditions have led to all buses in ALL ZONES being cancelled for the day.
A full list of closures and cancellations is available here.
A freezing drizzle advisory is in effect for Sarnia-Lambton.
Environment Canada said freezing drizzle can produce thin, hard-to-detect layers of ice and area roads, highways and parking lots may become slippery and icy.
Motorists are reminded to adjust your driving to the changing conditions and slow down.