Fireworks are officially scheduled to launch around 8pm. This single-weekend event is replacing the weekly winter fireworks of previous years.

http://www.docklandscc.com.au/blog/2017/05/31/docklands-firelight-festival/

https://whatson.melbourne.vic.gov.au/Whatson/FoodWine/Festivals/Pages/6877b090-30b0-456c-ba1c-a08635b93bfa.aspx