Fernando Alonso topped the second practice session in Melbourne, with Charles Leclerc and Max Verstappen behind.
It was a windy start to proceedings with previous FP1 leader Verstappen taking to the grass.
There were early signs of rain at turn three with the drivers desperate to get some qualifying runs underway before the damp came.
Sergio Perez had a frustrating start, with traffic ruining his fast-lap between turns 9 and 10. The Mexican had set two purple sectors beforehand.
And only 15 minutes in, the rain did come, to throw a spanner in the works for the teams. Lando Norris was the first victim of a wet turn one. He also nearly lost it coming out of the garage at the start of the session.
There was compound confusion with George Russell the maiden intermediate tyre runner, with the Ferraris still on the softs at the same time.
It was another warm welcome for home-hero Oscar Piastri as he got some laps in in his MCL-60.
Lance Stroll was a driver who particularly struggled with the conditions and his setup, but it was his Spanish counterpart who found the rhythm of the circuit down under.
Here’s how the top 10 ended up: