It should be open again by 2.30pm
The entire Mountain Road is currently closed, from Ramsey to the Creg-Ny-Baa.
The emergency closure is to allow for the road to be swept following a diesel spillage along its entire length.
The Department of Infrastructure says it should be open again by 2.30pm.
Emergency access will be maintained throughout the period of the closure.
Views sought over proposed changes to airport ground handling policy
Public consultation open until 16 February
Isle of Man doctors to strike for first time in history
Walkout to take place later this month
Douglas sea wall given retrospective permission
Permission for the continuation of work has been granted
Tent and motorhome campsite plan approved
Agricultural land on Summerhill Road in Jurby will be used
Heysham linkspan out of action until April
Peel Ports Group says it's 'nearing the end of procurement process' for repairs