With marginal seats everywhere and a range of third party challenges, there are plenty of storylines to watch.

Now that Anthony Albanese has called the federal election for May 3, here are 33 seats to watch in the lead-up to polling day ...

The trough will move slowly east over the next day or two and off the southeast coast on Sunday, though the northern branch ... possibly tending widespread at times in parts of eastern and Far North ...

A high pressure system is drifting across the south and will reach the southern Tasman Sea by Friday while a trough lingers over the southern inland, maintaining a moist eastern flow into NSW.