SIX flood rescued were carried out in NSW as heavy rain hit the state.
It comes after parts of Queensland copped a drenching overnight with more than 100mm falling over some areas.
The worst of the wet weather, which caused damage across Queensland and New South Wales, is now expected to move towards Victoria, the bureau of meteorology reported.
SES spokesman Phil Campbell said the system was expected to move into Gippsland this afternoon, the ABC reported.
"The worst of the weather now is on the south coast of New South Wales as well as in the Illawarra region moving down towards Gippsland in Victoria. Here we are expecting some some fairly heavy rain, with falls of up to 100 to 150 millimetres of rain as well as winds gusting up to 90 kilometres," he said.
More heavy rain is expected to hit the NSW south coast on Monday morning, however.
The SES said rain and damaging winds would intensify as the system moves further south towards Moruya.
In its advice on Monday morning, the bureau said a complex low pressure system over southeastern New South Wales will move rapidly south-southeast.
Heavy rain and flash flooding was possible on the the South coast districts during Monday morning.
Damaging, averaging 60 to 65 km/h with peak gusts in excess of 90 km/h are possible along the coastal fringe.
The severe weather warning for the Illawarra district has been cancelled.
Locations which may be affected include Eden, Bega, Narooma and Merimbula.
Severe weather is no longer occurring in the Illawarra district and the warning for this district is cancelled.
More severe weather warnings issued for NSW
A SECOND severe weather warning has been issued for New South Wales with damaging winds possibles.
The warning has been given for people in the Snowy Mountains and parts of the Mid North Coast, Hunter, South Coast, South West Slopes, Australian Capital Territory and Northern Tablelands Forecast Districts.
It was Issued just before 4pm on Sunday.
The bureau says the low pressure system expected to develop off the Illawarra coast tonight should move quickly south and deepen over eastern Bass Strait Monday morning.
A vigorous westerly airstream is likely over New South Wales on Monday.
Winds averaging 60 to 65 km/h with peak gusts in excess of 90 km/h are possible over higher parts of the ranges in the south and north from Monday afternoon.
Locations which may be affected include Scone, Armidale, Glen Innes, Bombala, Nimmitabel and Khancoban.
Earlier today, a flood watch was issued for NSW.
A second low will develop within the trough off the Illawarra coast late this afternoon or evening and intensify into an East Coast Low before moving rapidly to the south during Monday morning, the bureau said.
Rain associated with the trough and low system is expected to be focused over much of the the northern inland at first today before extending east and south towards the coast, and is forecast to reach southern and central parts of the coast late this afternoon or evening.
This rainfall has the potential to cause river flooding as well as local flash flooding along the following river valleys from Sunday onwards:
1. Tweed Valley - minor flooding
2. Brunswick Valley - minor flooding
3. Richmond and Wilsons River Valleys - minor flooding
4. Orara River - minor flooding
5. Bellinger and Kalang River Valleys - minor flooding
6. Nepean - Hawkesbury including Colo River Valley - minor to moderate flooding
7. Upper Macintyre Valley - minor flooding
8. Gwydir River Valley - minor flooding
9. Peel and Namoi River Valleys - minor flooding
10. Bogan River Valley - minor to moderate flooding
11. Castlereagh River Valley - minor to moderate flooding
12. Macquarie River Valley - minor to moderate flooding
13. Lachlan River Valley - minor to moderate flooding
NSW facing more heavy rain and flash flooding
NEW South Wales could face more heavy rain and flash flooding on Sunday night and Monday morning as a low pressure system is expected.
The Bureau of Meteorology said the system would form near the Illawarra coast on Sunday and then deepen and move south Monday.
24 hour totals of in excess of 100mm are likely with a few locations possibly exceeding 150mm, the advice, issued just after 3.30am on Sunday, said.
Damaging winds, averaging 60 to 65 km/h with peak gusts in excess of 90 km/h, are possible along the coastal fringe from the early hours of Monday.
Locations which may be affected include Wollongong, Nowra, Bowral, Batemans Bay, Eden and Moruya Heads.
The State Emergency Service advises that people should:
* Move vehicles under cover or away from trees.
* Secure or put away loose items around your house, yard and balcony.
* Keep at least 8 metres away from fallen power lines or objects that may be energised, such as fences.
* Report fallen power lines to either Ausgrid on 131 388, or Endeavour Energy on 131 003 or Essential Energy on 132 080, as shown on your power bill.
* Don't drive, ride or walk through flood water.
* Keep clear of creeks and storm drains.
* If you are trapped by flash flooding, seek refuge in the highest available place and ring 000 if you need rescue.
* For emergency help in floods and storms, ring your local SES Unit on 132 500.
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