IDD10120 Australian Government Bureau of Meteorology Northern Territory Darwin Regional Forecasting Centre Explanatory Notes issued 10:15 am CST Wednesday 22 May 2013 6am Weather Chart A low pressure system near the south coast of SA extends a trough through central Australia. A weakening high over Coral Sea maintains a weakening ridge along the QLD coast. Another stronger high pushes from the southwest WA, extending a ridge across WA and southwestern NT. 9am Satellite Picture Extensive mid level cloud across northern WA, through central Australia and into southeastern Australia. Areas of broken low cloud visible over SA, southwestern NT and eastern WA. The rest of the continent remains relatively cloud free.