A last-gasp effort from Norris, still battling some patches of water, put him in P1 at 1m 24.435s, with Sainz three tenths behind in second, Leclerc almost a second slower in third and Hamilton 1.5s behind. distance.
Max Verstappen put his Red Bull into fifth place, ahead of the other McLaren of Oscar Piastri, Alpine’s Pierre Gasly, Kick Sauber’s Valtteri Bottas and teammate Sergio Perez, with George Russell completing the top 10 in his Mercedes.
RB pairing Daniel Ricciardo and Yuki Tsunoda and Haas duo Kevin Magnussen and Nico Hulkenberg followed from P11 to P14, with Aston Martin teammates Fernando Alonso and Lance Stroll separated by Logan’s Williams Sargeant, the last drivers to record a time.
Home favorite Stroll was seen running on the grass during his final stint on soft tyres, but at least avoided the same fate as sidelined Zhou, while FP1 racer Doohan and Williams driver Alex Albon , they closed the march.
With the first session behind them, the drivers and their teams will debrief in the paddock before returning to the track for the second practice at 17:00 local time; Current weather forecasts predict more rain between now and then.