Tropical moisture is being dragged south and southeastward from a deep low over Central Australia, bringing thick cloud over much of Australia's mainland. A trough extends from the low towards the southeast of New South Wales, bringing further thick cloud to the area and the western half of Victoria . Extensive convective cloud and thunderstorms are visible across the tropical north. An area of middle level cloud is present over the central west of Western Australia. Low level cloud is crossing the southern seaboard due to a high pressure system in the Bight. The rest of the country is mostly cloud free.