The Department of Infrastructure says routes over Snaefell will remain shut for at least another day.
It had hoped to reopen the Mountain Road, Beinn Y Phott Road and Tholt Y Will Road today.
However, it says gritting teams have been needed elsewhere and so all three routes will stay shut until midday on Thursday.
The DOI says it will grit arterial routes around the Island to prepare for more snow expected tonight.
20mph zones up for vote in Tynwald
Infrastructure Minister Michelle Haywood will ask Tynwald to back her department's plans for 20mph zones in the Island's built-up areas next week.
Are you prescribed new weight-loss drugs?
Who's getting weight-loss jabs on the Island?
Video catches Starlight at sunset!
New footage of one of the Island's most famous animals has been published online - showing her dancing in Port Erin.
Former met office man giving talk on Manx climate change
There's a chance to find out more about how climate change could affect the Island with a talk from a recently-retired meteorologist tonight.
Urgent Tynwald questions about Family Library closure
There'll be urgent questions in Tynwald about the future of the Family Library in Douglas next week.
Report released into £18m Manx-owned yacht disaster
Investigators have released an interim report into the sinking of a yacht owned by a Manx company which claimed seven lives.
Ben my Chree 'valuable part of fleet'
Treasury Minister Alex Allinson has called the Ben my Chree a valuable part of the Steam Packet fleet.
UK immigration changes 'under review' says government
The government says it won't automatically mirror immigration changes announced by the UK this week.
