Forecast issued at 4:30 am EDT on Sunday 29 November 2015.
A weak low pressure trough lies over far northeastern New South Wales while a high pressure system over the Tasman Sea is extending a ridge across the south and along the coast. The trough will weaken by Monday and a cold front/trough system is expected to cross the state during Tuesday and Wednesday.
Forecast for the rest of Sunday
Medium to high chance of showers about and east of the ranges with thunderstorms likely, especially in the northeast. Fine and mostly sunny elsewhere. Northerly winds in the northeast, with a southwest to southeasterly change extending through the remainder.
Fire Danger - Very high over Northern Slopes, North Western and Lower Central West Plains fire weather areas.
Monday 30 November
Slight to medium chance of showers near the coast and on the northern ranges. Fine and mostly sunny elsewhere. Hot day in the northwest. Southeast to northeasterly winds near the coast, tending light and variable.
Tuesday 1 December
Medium chance of showers in the northeast with the chance of thunderstorms. Slight chance of showers in the remainder. Hot day in the northwest. Northwest to northeasterly winds with a late south to southwest change over the far south and west.
Wednesday 2 December
Slight to medium chance of showers over all but the far west. The chance of thunderstorms in the northeast. Northwest to northeast winds over the far northeast, becoming south to southwest everywhere during the day, fresh along the coast.
The next routine forecast will be issued at 4:30 pm EDT Sunday.