The F1 Powerboat race returns to Portimão after an absence of five years, with the weather set to assist in drawing the usual big crowds on the banks either side of the River Arade.
The drivers will get their first opportunity to try out the circuit with an untimed practice on Friday at 2pm.
The first official practice session takes place on Saturday morning, with qualifying at 1pm. The official race starts at 1.30pm on Sunday.