*****---IMPORTANT---*****
Please note a snow storm is annonced, +15cm again overnight. Be very carefull on the roads.

Also very important, highway 520 will be closed until 6am Friday morning. Use another road to access YUL. It will be closed from the rond point, the 40 and the 13.

References:
http://www.quebec511.info/mobile/EtatReseau/Region.aspx?id=13000&lang=en
http://www.theweathernetwork.com/weather/canada/quebec/montreal