Complex sentence: Seal is a weather presenter for the Nine Network, appearing on the "Nine News Morning News Hour", the "Nine News Sydney", Nine Late News bulletin and formerly "Nine News PM Edition" and "Nightline".
Split into simpler sentences: Seal is a weather presenter for the Nine Network, appearing on the "Nine News Morning News Hour", the "Nine News Sydney", Nine Late News bulletin. She formerly was on "Nine News PM Edition" and "Nightline".