Residents in bushfire-ravaged towns across New South Wales have been evacuated overnight as wild weather lashes southern parts of the state and floodwaters continue to rise.
The NSW State Emergency Service issued three evacuation orders late on Sunday night after up to 200mm of rain hit a number of towns including Moruya, Nowra and inland at Captains Flat over the last 24 hours, with up to 300mm in isolated areas.
Mudslides filled with bushfire debris from the catastrophic blazes of the summer are also a cause for concern.
Residents have reported flash flooding, particularly along the Deua River, which peaked at eight metres on Sunday afternoon, and authorities are warning Monday's deluge could be even more catastrophic.
People in low lying areas of Sussex Inlet were told to evacuate with flood levels were expected to impact properties.
The SES also ordered residents in Moruya's CBD and Nowra suburbs including Terara, East Nowra, Worrigee and North Nowra to evacuate to higher ground.
Bureau of Meteorology senior flood hydrologist Justin Robinson said heavy rains were expected to ease on the south coast and move towards Sydney, the Central Coast and possibly into the Hunter on Monday.
It comes as waterfront homes in Wamberal, about 100 kilometres north of Sydney, face collapse after a weekend of heavy surf and torrential downpour.
Pictured: Rescue crews saving two horses amid rising flood levels in Canberra, as a kayaker's body is pulled from a stream
A catchment area in ACT was overflowing at the weekend as torrential rain hit the state, causing flash flooding
Up to 200mm of rain fell on the burnt-out town of Moruya on the south coast of NSW on Sunday as residents in low lying areas were urged to evacuate and seek higher ground
Canberra suffered extreme and torrential rain on Sunday. Pictured: A car caught in the floodwaters
Meanwhile, waterfront homes in Wamberal, north of Sydney, have been hit by major erosion after a weekend of wild weather
About 6pm on Sunday, the body of a missing kayaker was pulled from Murrumbidgee River, south of Canberra, highlighting the dangers of getting caught out during the deluge.
The man was reported missing about 2pm after he was separated from his kayaking group amid rising river levels, torrential rain and increasingly difficult conditions. His kayak reportedly got caught under a bridge.
Mark Ethell, an evacuated resident from the Mourya Waterfront Hotel, told Channel Nine he was afraid of the impact flooding could have on his community, which is still reeling from the bushfire season.
'I'm actually concerned for a lot of the people that have been through the fires, the COVID,' he said.
'They're living in tents, they're actually living in caravans right now and a lot of our low-lying areas around town. It's going to be pretty hard.'
The Shoalhaven River at Nowra is predicted to peak near 4.40 m at about 1pm on Monday with authorities warning of 'major flooding'.
An evacuation centre has been set up at the Village Centre at Batemans Bay.
Torrential rain has pummeled the south coast of New South Wales in particular, but also in Perth (pictured)
Cars were struggling to make it through flood waters on Sunday following torrential rain
People made a mad dash in the rain on Sunday night, carrying umbrellas
Roads were inundated with water both in NSW and ACT (pictured). SES warned residents who chose to remain in their properties that they may get stuck
Sussex Inlet is forecast to rise to 1.2m with the high tide on Sunday night and the nearby river at Island Point Road is expected to peak around 1.3m later on Sunday causing minor flooding.
People who can't stay with family and friends have been advised to go to the Sussex Inlet Police Station to register for emergency accommodation.
The SES has warned properties in the affected areas are likely to become inundated and people could become trapped.
Anybody who chooses to stay behind after the evacuation orders were put in place faces being stranded, with authorities warning they may not be able to rescue everybody.
Similar warnings were distributed during the fire season, when RFS warned they simply didn't have the resources to return to previously evacuated communities.
Wild weather in Kogarah, in southern Sydney, tore a tree out of the ground
Flood waters were rising on Sunday, leading the SES to urge residents on the south coast to evacuate
By Sunday evening, that evacuation order was updated to include Terara, East Nowra, Worrigee and North Nowra
Sussex Inlet is forecast to rise to 1.2m with the high tide on Sunday night and the nearby river at Island Point Road is expected to peak around 1.3m later on Sunday causing minor flooding
Ovals and drains were also submerged in water from the extreme weather conditions in Berry on Saturday
SES Commissioner Carlene York noted the ground across parts of the south coast has become unstable as a result of last summer's