There have been reports of ice and sleet on the Mountain Road.
Officers say they've already attended a crash at Brandywell earlier today due to the weather.
Authorities are asking people to drive to the conditions.
The Department of Infrastructure has been contacted and are currently assessing the route.
Fire service called to chemical incident
Fire crews were called to deal with a chemical incident in the south of the Island this morning.
Hickman thanks fans for get well messages
TT ace Peter Hickman has thanked fans for sending a huge number of "get well soon" messages after his crash in practice week.
Ibiza still missing - can you help find it?
Police have renewed appeals for a car which was reported missing in May.
Tynwald question about number plate recognition
Questions about cameras that can spot number plates and check them against databases will be raised by a southern MHK tomorrow.
Loganair announces return of Xmas Belfast flights
Loganair says it's bringing back Christmas flights between the Isle of Man and Belfast.
Tynwald to hear questions about children who aren't in education
Children outside education will be the subject of two questions in Tynwald tomorrow.
Satnavs showing 20mph zones already, say drivers
Island drivers are reporting satnav systems are already showing 20mph zones planned for introduction later this year.
Heysham linkspan work means changes for passengers
The Steam Packet Company says there are changes for passengers getting off ferries in Heysham from today.
