The track is ramping up as Norris sets a 1m30.002s.
Making the most of new tyres, Albon goes fastest now with a 1m30.679s. Fine lap by the Williams driver.
It's Gasly, Bottas, Zhou, Colapinto and Stroll in the drop-zone currently.
He slots into second in the Red Bull, just a tenth off Norris' top time.
Norris, Leclerc, Piastri, Sainz, Albon, Perez, Colapinto, Ocon, Bottas and Gasly.
Hamilton, Russell and Verstappen are yet to set a quick lap.
A 1m30.724s for the McLaren driver, just over a tenth ahead of Leclerc.
A 1m30.896s, 0.7s ahead of Perez in second. Ocon is 1.8s off in third.
Qualifying under the lights in Singapore is underway.
- Norris is the clear favourite for pole after a dominant FP3 showing
- Leclerc was unhappy with the handling of his Ferrari in final practice - but is expected to be in the fight
- Red Bull are in a better place with their car - top five probably out of reach though
- Williams v VCARB v Alonso to get into Q3
Just under 30 minutes until qualifying gets underway in Singapore.
The story so far is that Norris was dominant in FP3, 0.4s ahead of second-place Russell. Piastri was 0.7s off in third.
No changes to the order, so it's Norris on top ahead of Russell and Piastri.
"I just have no grip."
It's only the fifth-fastest time for Leclerc. That's fifth and sixth for Ferrari.
Norris, Russell, Piastri, Verstappen, Sainz, Hamilton, Albon, Colaptino, Alonso and Tsunoda is the top 10.
A 1m29.646s for Norris puts him 0.479s ahead of Russell. Verstappen is 0.894s off in fourth.
Hamilton is 0.7s off his teammate in third. A lot of work to do for the seven-time world champion.
He sets a 1m30.125s on the softs to go 1.4s clear of Leclerc.
Leclerc, Sainz, Verstappen, Norris, Hamilton, Russell, Colapinto, Ricciardo, Piastri and Perez.
He slots into second behind Leclerc to make it a Ferrari 1-2 now. It's tight at the top though with a tenth between the top four.
A 1m31.525s for the Ferrari driver - a tenth ahead of Verstappen in second. Norris slots into third.
Verstappen, Russell, Sainz, Norris, Piastri, Perez, Leclerc, Hulkenberg, Hamilton and Albon.
A 1m31.630s now for Verstappen as he extends his advantage to 0.5s.
Are Red Bull back in the fight? He's a tenth off Verstappen now.
A 1m32.296s for Norris, 0.2s off Verstappen's early benchmark.