On November 5, 1989, the Australian Grand Prix in Adelaide took place under torrential rain, creating treacherous conditions that defined the race.
Thierry Boutsen, driving a Williams FW12C powered by Renault, mastered the flooded circuit to claim victory. The race also saw Alain Prost withdraw due to the extreme weather, while Ayrton Senna collided with Martin Brundle during the event.
