Complex sentence: The first tropical disturbance of the season developed on November 6, to the southwest of Suva, Fiji which moved towards the southeast over the next day before it was last noted during the next day as it moved out of the tropics.
Split into simpler sentences: The first tropical disturbance of the season developed on November 6, to the southwest of Suva, Fiji. The system subsequently moved towards the southeast over the next day, before it was last noted during November 7, as it moved out of the tropics.