An additional 200 emergency responders have been sent from other states to assist the teams operating on the Mid North Coast.
Flood waters are mostly in retreat, but 32,000 people remain cut off.
Drivers are nonetheless urged to take care and drive slow, as there is a lot of debris on the road.
The Bureau of Meteorology has released final flood alerts for rivers such as the Clarence, Bellinger, Macleay, Hastings, and Manning, along with St Georges Basin.
However, flood warnings remain in place for the Hunter, Hawkesbury, and Orara rivers, as well as Tuggerah Lake.
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The Bureau has forecast a dry, cold week for much of the state.
A strong cold front will cross most of NSW tomorrow and Tuesday, bringing wintry conditions with showers and blustery westerly winds.
Following this, a high-pressure system is forecasted to move slowly across the state, leading to predominantly dry and stable weather conditions starting from the middle of the week.