Tonight's practice session has been cancelled.
It comes following this afternoon's session also being called off because of poor weather.
It was thought tonight's session could go ahead, but conditions haven't improved.
It's the fourth day in a row practice sessions haven't been able to take place.
Michael residents face 23.6% rates rise
Mountain Road closure extended again
Post Office reduces counters to pay bills
Dog walkers asked for views on sheep worrying laws
Temporary lights for key Douglas route next week
No plans for dementia village, says government
Mountain Road closure extended
10-day postal delay costs worker tribunal case