After a warm start, serious thunderstorms are anticipated for Sydney, Newcastle, and the Hunter and Mid North Coast from late afternoon today.
Locations such as Coffs Harbour, Armidale, Orange and surrounding neighborhoods might be at danger of regional and flash flooding.
The SES is getting ready for a boost in require help from the general public, while significant flooding continues throughout the state.
There are 75 active cautions throughout the state, consisting of 10 emergency situations.