 15P was first noted on 3 March, while it was located about to the east of the Solomon Islands.Over the next couple of days the system moved towards the south-west, before it moved into the Australian region during 5 March.The system was subsequently designated as Tropical Cyclone 15P by the JTWC who issued two advisories on it, before it was last noted during the next day while it was located about to the northeast of Mackay, Australia.