Formula One, Lightweight and Ultra Lightweight machines involved in afternoon session
There's more racing planned on the Snaefell Mountain Course with two Classic TT races on today's schedule.
Roads are due to close at 12:45pm ahead of the afternoon session.
It will start with a three-lap Formula One Classic TT race at 1:30pm.
Afterwards comes the three-lap Lightweight and Ultra Lightweight Classic TT at 3:30pm.
Roads around the course are due to reopen no later than 6pm.
The first race of the Classic TT, the Historic Junior, took place on Saturday afternoon (22 August).
The winner of that race was Paul Jordan who took victory for the second year in a row.
Dominic Herbertson finished second, while it was another return to the podium for John McGuinness MBE who came third.
The schedule for Sunday 23 August:
12:45pm - ALL ROADS CLOSE
1:30pm - FORMULA ONE CLASSIC TT (3 LAPS)
3:30pm - LIGHTWEIGHT & ULTRA LIGHTWEIGHT CLASSIC TT (3 LAPS)
6pm - ROADS OPEN NO LATER THAN
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MGP and Classic TT now scheduled to end on Tuesday due to weather forecast
