The TT course will close tomorrow during both the afternoon and evening.
It comes after today's qualifying session was cancelled due to poor weather.
As a result a contigency session will take place tomorrow and all roads on the circuit to shut from 12.30pm until 4.30pm.
Following that, highways on the circuit - with the exception of the mountain road - will then re-open before being cordoned off again at 6pm, and is then planned to be opened no later than 9.30pm.
School suspension figures released
Police launch recruitment drive
Second amber weather warning issued today
Mountain Road closed after snow
Two Manxman crossings called off
New warning for coastal overtopping at high tide
Government wants to re-roof governor's home
EVF to roll out body cameras to all Island stores