Widespread rainfall and thunderstorms are expected to hit multiple states in coming days with some areas expected to receive more than 100mm of rain over 48 hours.
A mass of tropical moisture will pass over central and south eastern Australia this week, causing widespread rain and thunderstorms in multiple states and territories, including a large swathe of the Murray Darling Basin.
On Wednesday and Thursday, a broad low pressure trough and the remnants of Tropical Cyclone Esther will move further east and south, causing widespread showers, thunderstorms and areas of heavy rain parts of Queensland, NSW, the ACT and Victoria.
Up to 100mm could fall on Canberra, with potentially 70mm drenching Sydney and solid showers in Melbourne.
NSW and ACT weather
A slow moving trough is expected to deepen across western New South Wales, bringing with it moderate to heavy falls across inland and southeast districts from late Tuesday into Friday.
This rainfall has the potential to cause localised and riverine flooding from late Wednesday onwards.
Possible showers and developing rain is forecast in most areas around NSW today with more substantial rain forecast tomorrow.
Sydney, Wollongong, Orange, Griffith, Wagga Wagga and the ACT are expected to see significant rainfall tomorrow with most areas expected to receive between 5-20mm.
Canberra will cop heavy rain of up to 80mm possible tomorrow.
Storms and showers will become even more widespread on Thursday with Sydney forecast to receive up to 20mm and Canberra another 40mm.
Rain and thunderstorms are forecast to develop slightly later in the week as the trough moves south from NSW.https://twitter.com/BOM_Vic/status/1234675806929948673?ref_src=twsrc%5Etfw
Showers are expected in Melbourne tomorrow and Thursday with accumulated rain falls of up to 20mm expected across the two days.
Other area of the state are forecast to receive possible thunderstorms and heavy rain including Mt Hotham, Wangaratta and Orbost.
Rain is forecast to ease in most places later in the week and into the weekend.
A number of places across Queensland have been issued with flood warnings over the next two days with heavy rains expected to cause river levels to rise significantly.
Ex-tropical cyclone Esther will produce widespread showers, rain and thunderstorms with heavy falls over south west Queensland from early Wednesday morning.https://twitter.com/BOM_Qld/status/1234658477395587072?ref_src=twsrc%5Etfw
Very heavy falls are likely locally, especially over the far south west.
Catchments within the Flood Watch area have already experiences rainfall recently and floodwaters are currently making their way through lower parts of the catchment, accentuating the dangers of flooding.
Major flooding is possible, largely in the lower reaches of the catchments within the Flood Watch area where the rainfall is expected to be heaviest.
Weather for SA, WA, NT and Tasmania
In Darwin there is forecast to be highs of 32-34C and afternoon storms. As much as 20mm of rain could fall today, with the weekend also set to see heavy downpours.
Hot and sunny in Perth with clear skies and highs of 32C this week.
Adelaide will be partly cloudy with no rain this week and maximum temperatures sitting in the mid-twenties.
In Tasmania, conditions will be partly cloudy for the next couple of days with temperature rising to 20C and showers on Thursday and Friday.
Source: 9News https://www.9news.com.au/national/weather-major-rain-event-to-drench-multiple-states-nsw-act-queensland-victoria/506438e2-24fd-4e59-9c0f-512a0e3a5660