Having experimented with long haul MSFS time lapses earlier in the week, I discovered that my volumetric cloud settings had been inadvertently set to low, presumably with the WU16 patch.
After resetting my graphics back to Ultra, I flew the reverse leg of my previous route, SIN-AKL in the 787-9 with automatic screenshots triggered at every 30 seconds- totaling over 1200 frames over the 10 hour flight.
This time I managed to capture the entire flight from gate to gate, witnessed both a sunrise and sunset, and transited through Tropical Cyclone Kirrily over the Gulf of Carpentaria:
