Emergency work has closed part of the TT course this morning.
The Department of Infrastructure says it's shut the course from Ballacraine crossroads to the junction with Poortown Road.
It says emergency work is needed on a tree.
A number of trees have required work in the wake of Storm Kathleen and torrential rainfall.
October warmer and sunnier than usual, says Met Office
MHK queries cost of Liverpool awards trip
DOI says it has 20 empty public sector homes
Marquee plan submitted by Milntown Estate
Fire crews called to free driver from crashed car
Manx Museum celebrates 10 years of UNESCO Biosphere status
Volunteer wanted to help monitor Island's prison
MHK asks if families should get help with UK parole travel costs