Ottawa weather: Ottawa receives 13 cm of snow during spring snowstorm [Video]

Snow is expected to continue to fall through the day as the biggest snowstorm in two months creates slippery driving conditions in Ottawa, and has left thousands of customers without power across eastern Ontario and western Quebec.

Ottawa police reported 28 collisions so far today, including a double-decker OC Transpo bus sliding off the road on Frank Kenny Road. The bus driver was assessed at the scene. Ontario Provincial Police in Hawkesbury urged drivers to stay off the roads on Thursday due to snow drifts and whiteout conditions.

A tow truck pulls a double-decker OC Transpo bus out of a ditch on Frank Kenny Road Thursday morning. Paramedics say one person assessed at the scene. (Dave Charbonneau/CTV News Ottawa)

A snowfall warning remains in effect for Ottawa, with Environment Canada calling for another 5 to 10 cm of snow today. A total of 14.5 mm of rain and 13 cm …