A deepening low pressure trough through the northeast of the state is expected to bring rain and thunderstorms during Tuesday and Wednesday, according to the State Emergency Service.
This rainfall may cause minor flooding along the Richmond and Wilsons Rivers from Tuesday.
Renewed river level rises and flooding is possible along the Upper Macintyre, Gwydir and Namoi Rivers from Tuesday, where flood warnings are current.
The weather system is expected to cause flooding for the catchments listed from Tuesday. Flood Classes (minor, moderate, major) are only defined for catchments where the Bureau provides a flood warning service.
Based on Bureau of Meteorology predictions there is a 75 per cent chance flooding developing in the Wilsons River and Richmond River catchments.
Low-lying areas next to water courses may be inundated, minor roads may be closed and low-level bridges submerged.
In urban areas inundation may affect some backyards and buildings below the floor level as
well as bicycle and pedestrian paths. In rural areas removal of stock and equipment may be required.
People in areas likely to be impacted by flooding should consider:
• Refraining from driving or walking through flood water
• Monitoring emergency warnings and severe weather updates on local ABC radio, NSW SES Northern Rivers Facebook Page and Bureau of Meteorology website
• If your property is at risk of inundation, please raise moveable items, such as furniture, as high as
possible onto benches or tables, placing electrical items on top
• If you are advised by an emergency services officer to evacuate, please do so
• Securing outside belongings and before leaving; turn off the power, water and take essential medicines and clothes with you
• Farmers should move machinery, livestock, pumps, and fodder to flood free ground