Route was initially shut until 9am
The Mountain Road remains closed this morning following more snowfall in the region.
Police had initially closed it from the Creg-ny-Baa to Lheaney Road in Ramsey until 9am on Saturday morning.
However, after a further assessment of the road surface, officers have decided to keep traffic off the route until midday.
Motorists are being asked to take care and drive to the conditions.

Picking ministers with experience of department's remit 'will help government deliver'
Rapists appealing sentence and conviction following retrial
Coffee shop and bakery announces plans to open in Laxey
Two more weather warnings issued ahead of high tide